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The datasheet for every AI agent

Ranked

The Best AI Agents (2026)

93 AI agents from this directory, grouped by job (coding, frameworks, automation, sales, research, voice and support) with the strongest fit leading its group, plus the tooling agents run on. Each entry links to a sourced listing re-verified on a rolling cadence.

110 agents, compared. Start with fit and price, then open the full assessment. Payment does not alter this ranking. Selection and method ↓

All picks at a glance

Compare fit and price, then choose a name to read the full assessment.

#AgentBest forFrom
1CursorCoding agentsvs GitHub CopilotProfessional developers who want a powerful AI agent woven into a familiar VS Code-based editor, with first-class model choice and the option to be hands-off via Cursor Router.Free
2GitHub CopilotCoding agentsvs CursorEnterprise and team developers already in GitHub and mainstream IDEs who want governed, reviewable AI coding at scale, with optional access to Claude Code and OpenAI Codex through the same interface.Free
3Claude CodeCoding agentsvs CursorDevelopers and teams who want a terminal-native, scriptable agent that composes with CI and real engineering workflows.Free
4DevinCoding agentsvs Devin DesktopEngineering teams offloading well-scoped migration tasks without adding headcountFree
5ClineCoding agentsvs CursorDevelopers and teams who want a transparent, open-source, model-agnostic agent they fully control and pay for by usage, with optional flat-rate access to open-weight models.Free
6AiderCoding agentsDevelopers who want free, model-agnostic AI pair programming in their terminalFree
7Devin DesktopCoding agentsvs DevinDevelopers who want a full, agent-native desktop IDE and the freedom to run several coding agents, including third-party ones, side by side.Free
8Replit AgentCoding agentsNon-technical founders who want a chat prompt to become a deployed, database-backed appFree
9FactoryCoding agentsEngineering organizations that want AI agents handling more of the SDLC than code generation alone (triage, testing, release and documentation) and are willing to pay enterprise pricing for deployment flexibility and compliance controls.$20/mo
10Codex CLICoding agentsDevelopers who already pay for a ChatGPT plan and want a terminal-native agent with granular, inspectable sandbox/permission controls across CLI, desktop and IDE surfaces.Free
11Google Antigravity CLICoding agentsDevelopers already inside the Google ecosystem (Google AI subscription, GCP billing) who want a free terminal agent with Gemini, Claude and gpt-oss model access, especially anyone migrating off a now-sunset Gemini CLI workflow.Freemium
12OpenCodeCoding agentsDevelopers who want a genuinely free, fully open-source coding agent that works with any model provider, including their own local Ollama models, without being locked into one vendor's terminal tool.Free
13Gemini Code AssistCoding agentsTeams standardized on VS Code or JetBrains who are already on Google Cloud$19/seat/yr
14JunieCoding agentsDevelopers and teams already standardized on a JetBrains IDE who want an agent that shares the same debugger, project index, and version control already built into their editor.Free
15OpenHandsCoding agentsOpen source-minded engineering teams and enterprises that want a self-hostable coding agent platformFree
16ZedCoding agentsDevelopers who want a fast, open-source editor and the freedom to run Claude Code, Codex, Gemini CLI or other vendors' own agents natively via the Agent Client Protocol Zed created, instead of being locked into one editor's built-in agent.Free
17zotCoding agentsvs JugglerDevelopers who want a fast, free, Go-native coding-agent harness with real session-branching control and are comfortable running fast-moving, self-described "beta forever" software from an independent maintainer.Free
18BoltCoding agentsFounders, designers and developers who want a working, deployed full-stack app straight from a prompt, Figma frame or Google Stitch design, with zero local setup.Free
19Muse CodeCoding agentsCost-sensitive teams willing to trade code privacy for Contributor tier's roughly 12x cheaper input and 21x cheaper output, or anyone with a large multi-part refactor that benefits from several sub-agents working in parallel isolated worktrees.Usage-based
20JugglerCoding agentsvs zotDevelopers who want hands-on visibility into what an AI coding agent is doing to their codebase and accept early-stage, self-hosted, open-source software.Free
21CodeRabbitCoding agentsEngineering teams, using a coding agent or writing code by hand, that want automatic, consistent PR review plus triage, explanation and continuous security across GitHub, GitLab, Bitbucket or Azure DevOps before a human reviewer looks at it.Free
22WarpCoding agentsDevelopers and teams who want one open platform that runs and coordinates multiple coding agents (Claude Code, Codex, Gemini CLI, Warp Agent) side by side across terminal, CLI and cloud, with shared team context and programmatic API access to cloud agent runs.Free
23Augment CodeCoding agentsEngineering leaders at organizations who want AI agents running full SDLC loops end to end, with humans at the quality gates, rather than inline completion assistants.$100/mo
24Kilo CodeCoding agentsFree
25gooseCoding agentsDevs who want an open source coding agent that reuses an existing Claude or ChatGPT planFree
26LangChainAgent frameworks (build your own)vs CrewAIEngineering teams building a bespoke, production-grade agent who want the largest integration ecosystem plus real stateful control.Free
27CrewAIAgent frameworks (build your own)vs LangChainDevelopers who want to stand up a role-based, collaborating multi-agent system quickly in Python, with a stable MIT-licensed core and a hosted build and runtime for production.Free
28LlamaIndexAgent frameworks (build your own)vs LangChainEngineers building RAG-heavy or document-heavy agents who want an MIT-licensed OSS core with an optional managed parsing and extraction platform on top.Free
29OpenAI Agents SDK (Python)Agent frameworks (build your own)vs LangChainDevelopers who want the fastest, lightest way to ship a straightforward agent (support triage, a tool-using assistant or a sandboxed coding agent) with tracing and guardrails included.Free
30Pydantic AIAgent frameworks (build your own)vs LangChainPython teams building type-safe agents who also want realtime voice, image generation and embeddings in one SDK, with optional durable execution via Temporal, DBOS, Prefect or Restate.Free
31AutoGenAgent frameworks (build your own)vs Microsoft Agent FrameworkPython or .NET developers and researchers exploring multi-agent orchestration who want a mature, free, self-hosted framework.Free
32Microsoft Agent FrameworkAgent frameworks (build your own)vs AutoGen.NET or Python teams already invested in Azure or Microsoft Foundry who want one supported agent SDK, an optional managed hosting path, and a documented migration off AutoGen or Semantic Kernel.Freemium
33MastraAgent frameworks (build your own)vs LangChainFull-stack JavaScript and TypeScript teams, especially those already building in Next.js or Node, who want agents, durable workflows and memory unified in one framework without adopting a Python-first stack.Free
34LettaAgent frameworks (build your own)Developers and researchers who specifically need an agent whose memory, skills and identity genuinely persist and evolve across long-running sessions, rather than reset on every call.Free
35Agent Development Kit (ADK)Agent frameworks (build your own)vs Microsoft Agent FrameworkTeams that want Google's own official, actively-developed agent SDK, especially polyglot teams (Python/Go/Java/TypeScript/Kotlin) or anyone building multi-agent systems that need to interoperate across vendors via the A2A protocol.Freemium
36Claude Agent SDKAgent frameworks (build your own)vs Agent Development Kit (ADK)Developers already building on Claude (or Claude Code) who want its exact agent loop, tools and context management as a callable library, and are comfortable being single-vendor on Anthropic in exchange for the tightest possible integration with Claude Code's own capabilities.Freemium
37AgnoAgent frameworks (build your own)Python developers who want an Apache 2.0 SDK with memory, knowledge, learning, guardrails and a Control Plane they run inside their own cloud account, and who are comfortable running Docker or a cloud deploy template themselves.Free
38AgentsKit.jsAgent frameworks (build your own)JS/TS developers who want an ownable, dependency-light agent toolkitOn quote
39LangGraphAgent frameworks (build your own)vs LangChainEngineering teams building production agents who need cyclical graphs, durable state and replayable runs$0/seat/mo
40n8nAgent platforms (no-code workflow)vs LindyOps and automation teams who want to build agentic workflows visually while keeping data on self-hosted infrastructure.Free
41LindyAgent platforms (no-code workflow)vs n8nTeams that want an AI teammate embedded in Slack and a no-code app builder under the same plan, with usage that pauses at the credit cap rather than overage-billing.$29.99/seat/mo
42Relevance AIAgent platforms (no-code workflow)Revenue, ops, and customer success teams running 5+ agents in production, who want multi-agent orchestration with evals, tracing, and SSO-grade governance on one bill.Free
43DifyAgent platforms (no-code workflow)vs n8nDevelopers and teams who want an open-source, self-hostable platform to build RAG apps and agents with full data control.Free
44Salesforce AgentforceAgent platforms (no-code workflow)Salesforce service, sales, field-service and employee-support teams that need agents to act on CRM records and have Salesforce admin or developer capacity.Freemium
45MoveworksAgent platforms (no-code workflow)vs GleanLarge, often regulated enterprises (finance, healthcare, government-adjacent) that want one AI assistant handling IT, HR and finance requests across 100+ existing systems, and that value deep compliance certification over self-serve simplicity.On quote
46GleanAgent platforms (no-code workflow)vs MoveworksLarge and mid-market enterprises whose biggest AI-agent blocker is fragmented, permission-sensitive knowledge scattered across 100+ internal tools, and who want employees building department-specific agents on that indexed knowledge without writing code.On quote
47VecbaseAgent platforms (no-code workflow)Small teams or solo operators who want pre-built AI agent roles, shared files, and OAuth-driven workflows under one credit-based subscription.Subscription
48BotpressAgent platforms (no-code workflow)Engineering-led teams building a multi-channel AI support agent who want an open-source, self-hostable core with an optional managed cloud layer.Free
49MindStudioAgent platforms (no-code workflow)Free
50SimAgent platforms (no-code workflow)Dev teams wanting an open-source, API-first workspace to build and deploy AI agentsFree
5111xSales & marketing agentsvs ArtisanMid-market and enterprise sales teams that want autonomous AI SDRs and voice agents, have the budget for sales-led contracts, and can run a measured pilot on deliverability and booked meetings.$3,750/mo
52ArtisanSales & marketing agentsvs 11xFunded B2B sales and RevOps teams that want to scale outbound volume with a genuinely autonomous AI BDR and are willing to run a sales-led evaluation to get pricing.On quote
53QualifiedSales & marketing agentsvs 11xB2B companies already running Salesforce that get real inbound website traffic and want an AI agent to qualify and convert it 24/7.On quote
54RoxSales & marketing agentsvs UnifyEnterprise sales and revenue-operations teams that want continuous, per-account research and CRM hygiene layered on top of Salesforce/HubSpot, queried in plain English.Free
55UnifySales & marketing agentsvs RoxSales reps and small-to-mid-size revenue teams that want one chat-based agent to handle prospecting, enrichment and sequencing without hiring a dedicated GTM engineer to build workflows (Clay's audience) or signing a full sales-led enterprise contract (11x's or Artisan's).Free
56Lead ScorerSales & marketing agentsA solo founder or small B2B team who wants an autonomous outbound SDR with human-in-the-loop approval and a free CRM underneath.Free
57WarmlySales & marketing agentsRevOps/GTM teams with meaningful inbound website traffic who want one connected system for identifying, engaging and routing visitors, plus coordinated outbound account orchestration, rather than two separate tools.$4,875/qtr
58AmplemarketSales & marketing agentsB2B sales teams that want prospecting data, multichannel sequencing and an AI signal-detection copilot in one platform, with a human still reviewing every message before it sends.$600/mo
59PerplexityResearch & data agentsvs GPT ResearcherResearchers, analysts and knowledge workers who want fast, sourced answers, plus an autonomous research mode and an agentic browser.Free
60ManusResearch & data agentsvs GPT ResearcherIndividuals and teams who want to offload whole multi-step tasks (research, simple builds, data work) to an autonomous agent rather than prompt a chatbot turn by turn.Free
61GensparkResearch & data agentsA consultant, marketer, founder or operations lead who wants research, files, code, slides and media handled in one web workspace.Free
62GPT ResearcherResearch & data agentsvs PerplexityDevelopers and AI engineers who want a free, self-hosted research agent they can embed via Python, REST or MCP and run against their own LLM and search keys.Free
63WebhoundResearch & data agentsDevelopers and technical researchers who want an agent-triggered research tool, callable via MCP from inside Claude, Codex or Cursor, that returns either a cited Report or a structured, sourced Dataset, priced transparently by the dollar rather than an opaque credit system.$1 one-time
64ElicitResearch & data agentsvs ManusAcademic researchers, R&D and policy teams, and pharma strategy groups running literature reviews or formal PRISMA-2020 systematic reviews who need cited, structured evidence pulled from published research.Free
65GC AIResearch & data agentsIn-house legal teams and corporate counsel who need fast, cited research across US case law, statutes and regulations without engaging outside counsel for a first pass.$500/mo
66UndermindResearch & data agentsIndividual researchers, R&D teams and institutional scientists doing exploratory literature discovery or a novelty check who want citation-trail-following search beyond keyword matching.Free
67Julius AIResearch & data agentsKnowledge workers who want to query data in plain language without writing SQLFree
68TinyFishResearch & data agentsDevelopers who need free structured web data plus paid browser automation on one keyFreemium
69VapiVoice agentsvs Retell AIEngineering teams that want maximum control to build custom voice agents on their own choice of model, voice and telephony.On quote
70Retell AIVoice agentsvs VapiProduct and engineering teams that want a low-latency, human-sounding phone agent with flexible model and telephony choice.On quote
71BlandVoice agentsSecurity-conscious enterprises in regulated industries that want a compliant, infrastructure-owned voice platform with deterministic call flows.On quote
72ElevenLabs AgentsVoice agentsDevelopers and product teams who want ElevenLabs' voice quality and cloning as the foundation of their agent, and are comfortable assembling the rest of the stack themselves.Free
73LiveKit AgentsVoice agentsvs PolyAIEngineering teams that want to own their voice-agent stack end to end, self-hosted or on LiveKit Cloud, without being locked into one vendor's API.Free
74PolyAIVoice agentsvs LiveKit AgentsTeams that want a proven, enterprise-scale, compliance-certified voice AI vendor with a research-led model roadmap, and are prepared to start with a sales conversation: there is no self-serve or free way to trial it today.On quote
75SynthflowVoice agentsOperations and CX teams at mid-market or enterprise companies who want a visual, no-code way to design and launch phone agents without an engineering ticket.Subscription
76OpenAI Realtime APIVoice agentsEngineering teams building a voice agent from scratch who want to go directly to OpenAI's own speech-to-speech model (no orchestration platform, no per-minute markup) and are comfortable being single-vendor on OpenAI.Usage-based
77Deepgram Voice Agent APIVoice agentsEngineering teams that want a managed speech pipeline with real LLM-provider choice, and regulated enterprises that need a self-hosted or VPC deployment option a typical closed-source voice-agent vendor does not offer.$4.50
78CartesiaVoice agentsEngineering teams that want an open-source voice-agent SDK with real LLM choice, built on speech models several rival platforms in this category already license as a component.Free
79SkipCallsVoice agents$19.99/mo
80VoiceAgentsVoice agentsNigerian SMB and mid-market operators who need a no-code phone agent that handles calls in Yoruba, Igbo, Pidgin, Hausa or Nigerian English out of the box.$12.50/mo
81SierraSupport agentsvs FinLarge enterprises that want branded, autonomous customer agents that resolve issues end to end and are willing to run a managed engagement.On quote
82FinSupport agentsvs SierraSupport teams from mid-market to enterprise that want an AI agent layered over their existing helpdesk with pay-per-resolution economics, omnichannel coverage and a built-in tuning loop.$0.99
83DecagonSupport agentsvs CrestaLarge enterprises in retail, travel, fintech, health and telecom that want a heavily-funded, actively-improving AI agent to handle high-volume customer conversations across chat, voice and email, and that can run a multi-week, engineering-supported implementation.On quote
84CrescendoSupport agentsMid-market and enterprise support teams that want a fully outsourced, compliance-ready AI-native CX operation, including live channels, without staffing or building one in-house.Usage-based
85CrestaSupport agentsvs SierraLarge enterprises running high-volume$150,000/yr
86AdaSupport agentsvs FinEnterprises that want a long-running, well-capitalized AI support agent vendor with a public V2 REST API and an MCP server, rather than a sales-only integration surface.On quote
87BotsifySupport agentsSmall businesses and agencies that want a managed, prompt-based AI agent across chat channels, or want to resell one under their own brand, from an established, decade-old vendor.$149/mo
88Auto-RespondSupport agentsLocal service business owners who lose leads to slow follow-up and want phone and marketplace messages answered and booked automatically on their own calendar.$99/mo
89Zendesk AI agentsSupport agentsSupport teams already committed to (or actively evaluating) Zendesk as their core helpdesk who want the AI agent to come from the same vendor and billing relationship, rather than layering a third-party agent on top.$19/seat/mo
90OpenClawAgent platforms (assistants)Developers and self-hosters who already run their own infrastructure and want one personal AI agent that reaches WhatsApp, Telegram, Slack, Discord, Signal and iMessage instead of a separate app.$20/mo
91VellumAgent platforms (assistants)Free
92SalesTouchAgent tools & infrastructureSales and developer teams already running Claude or Codex through MCP who want a single endpoint for LinkedIn reads, outreach, and engagement without a browser extension.$39/mo
93BrowserbaseAgent tools & infrastructureDevelopers building browser agents who want one API instead of managing browser infraFree
94FirecrawlIn this category, not yet rankedOn quote
95Agentix LabsIn this category, not yet rankedOps leaders wanting a partner to build and govern production AI agentsOn quote
96sipgate flowIn this category, not yet rankedOn quote
97AudioCodes Live HubIn this category, not yet rankedOn quote
98IrisAgentIn this category, not yet rankedOn quote
99Maven AGIIn this category, not yet rankedOn quote
100AideIn this category, not yet rankedOn quote
101LangflowIn this category, not yet rankedOn quote
102UiPath Agent BuilderIn this category, not yet rankedOn quote
103Aisera Agent StudioIn this category, not yet rankedOn quote
104SEObotIn this category, not yet rankedOn quote
105AgentBridgeIn this category, not yet rankedOn quote
106Bitsclan IT SolutionsIn this category, not yet rankedOn quote
107SafeNet CreationsIn this category, not yet rankedOn quote
108CommentKeywordIn this category, not yet rankedOn quote
109NeverApplyIn this category, not yet rankedOn quote
110HOL GuardIn this category, not yet rankedOn quote
Selection, context, and ranking method

"Best AI agent" is not one question. A developer wiring an autonomous coding agent into CI, a founder who wants a browser-based app factory, and a support team billing per-resolution are all shopping for something different that happens to share the word "agent." So this is not a single top-10. It is every agent in our directory, grouped by the job it actually does, with the strongest fit for that job leading its group.

Every tool below is a live listing on this site: independently researched from primary sources (pricing pages, docs, official announcements), re-verified on a recurring cadence, and honest about what it is not good for, not just what it is good for. Click through to a listing for the full pricing breakdown, sourced pros/cons and FAQ; this page is the map across all of them.

Every entry is a Published listing that already cleared this site's per-listing quality gate, which asks for sourced facts, admitted weaknesses, a "best for" and a "not for," re-verified on a rolling cadence (see /methodology for the full rubric). We grouped the corpus by job-to-be-done, across coding, frameworks for building your own agent, no-code workflow automation, sales/marketing, research, voice and customer support, because those are genuinely different buying decisions. A final group covers the tooling agents run on rather than the agents themselves: things whose only interface is an agent, listed here so they can be found, and deliberately not ranked against products that do their own deciding. Within a group, the lead entry is the one our research found broadest and most mature for that job today; the live score chip on every card (evidence, honesty, depth, freshness) is computed the same way as that tool's own listing page, so you can check our reasoning yourself rather than take a static rank on faith.

The full ranking method →

The ranking

  1. Coding agents

  2. Editor’s pick

    #1

    Cursor

    Coding agent in a desktop editor, terminal CLI, cloud VMs and CI, priced per seat plus token usage.

    Best forProfessional developers who want a powerful AI agent woven into a familiar VS Code-based editor, with first-class model choice and the option to be hands-off via Cursor Router.

    The category's adoption leader for in-editor agent work: the tradeoff is closed-source lock-in and fast-request limits under heavy use.

    Visit Cursor ↗Read the review →Get a quote →from Free
  3. #2

    GitHub Copilot

    GitHub's AI coding assistant and cloud agent, from editor completions to pull-request review.

    Best forEnterprise and team developers already in GitHub and mainstream IDEs who want governed, reviewable AI coding at scale, with optional access to Claude Code and OpenAI Codex through the same interface.

    The safest enterprise default: the widest IDE coverage and the most mature governance, deliberately conservative autonomy.

    Visit GitHub Copilot ↗Read the review →Get a quote →from Free
  4. #3

    Claude Code

    Agentic coding tool from Anthropic that edits your codebase, runs commands, and opens pull requests.

    Best forDevelopers and teams who want a terminal-native, scriptable agent that composes with CI and real engineering workflows.

    The strongest command-line-first agent: deep whole-repo reasoning; usage-based cost is the thing to watch on long runs.

    Visit Claude Code ↗Read the review →Get a quote →from Free
  5. #4

    Devin

    Cloud AI software engineer that takes a ticket, works in its own VM, and opens a pull request.

    Best forEngineering teams offloading well-scoped migration tasks without adding headcount

    The boldest bet on full autonomy, now affordable to try: treat its pull requests as drafts, not done work.

    Visit Devin ↗Read the review →Get a quote →from Free
  6. #5

    Cline

    Apache 2.0 coding agent for IDE, terminal and SDK, running on any model provider you choose.

    Best forDevelopers and teams who want a transparent, open-source, model-agnostic agent they fully control and pay for by usage, with optional flat-rate access to open-weight models.

    The open-source category leader: total control and no lock-in, if you're happy owning the keys, the bill and the setup.

    Visit Cline ↗Read the review →Get a quote →from Free
  7. #6

    Aider

    Open-source terminal AI coding tool that edits your local git repo and commits the changes.

    Best forDevelopers who want free, model-agnostic AI pair programming in their terminal

    The terminal purist's choice: free, model-agnostic, and its git-commit discipline makes AI edits genuinely safe to review.

    Visit Aider ↗Read the review →Get a quote →from Free (Apache 2.0) / forever
  8. #7

    Devin Desktop

    AI IDE with a Kanban command center for running local and cloud coding agents; the renamed Windsurf.

    Best forDevelopers who want a full, agent-native desktop IDE and the freedom to run several coding agents, including third-party ones, side by side.

    The former Windsurf, reborn as Cognition's open multi-agent IDE: vendor-neutral, if you can stomach the rebrands.

    Visit Devin Desktop ↗Read the review →Get a quote →from Free
  9. #8

    Replit Agent

    AI agent that writes, tests and publishes full apps from a chat prompt in Replit's browser workspace.

    Best forNon-technical founders who want a chat prompt to become a deployed, database-backed app

    The browser-based app factory: magical for idea-to-deployed, but watch the effort-based credit bill.

    Visit Replit Agent ↗Read the review →Get a quote →from Free
  10. #9

    Factory

    Droid coding agents that run in the desktop app, CLI, IDEs, CI and Factory-managed cloud computers.

    Best forEngineering organizations that want AI agents handling more of the SDLC than code generation alone (triage, testing, release and documentation) and are willing to pay enterprise pricing for deployment flexibility and compliance controls.

    The full-SDLC pick: coordinated specialist Droids and real enterprise traction, but no free tier and its deepest controls are sales-gated.

    Visit Factory ↗Read the review →Get a quote →from $20 / month
  11. #10

    Codex CLI

    OpenAI's terminal coding agent for inspecting, editing and running repository code from the shell.

    Best forDevelopers who already pay for a ChatGPT plan and want a terminal-native agent with granular, inspectable sandbox/permission controls across CLI, desktop and IDE surfaces.

    The bundled pick: no separate subscription if you already pay for ChatGPT, with a genuine (if limited) free tier, but watch the credit-based billing and a live June 2026 rate-limit regression.

    Visit Codex CLI ↗Read the review →Get a quote →from Free
  12. #11

    Google Antigravity CLI

    Terminal agent from Google Antigravity: an agy TUI plus headless mode for macOS, Linux and Windows.

    Best forDevelopers already inside the Google ecosystem (Google AI subscription, GCP billing) who want a free terminal agent with Gemini, Claude and gpt-oss model access, especially anyone migrating off a now-sunset Gemini CLI workflow.

    Google's forced replacement for the sunset Gemini CLI: a generous free multi-model (Gemini + Claude) tier and real concurrent subagents, but closed-source and not yet at feature parity.

    Visit Google Antigravity CLI ↗Read the review →Get a quote →from Free
  13. #12

    OpenCode

    Open source AI coding agent for the terminal, desktop, browser and IDE, running any model you connect.

    Best forDevelopers who want a genuinely free, fully open-source coding agent that works with any model provider, including their own local Ollama models, without being locked into one vendor's terminal tool.

    The fully vendor-agnostic free pick: bring any of 75+ model providers or your own local Ollama models with zero subscription, but read its two 2026 security advisories (patched) and an open memory-usage issue first.

    Visit OpenCode ↗Read the review →Get a quote →from Free
  14. #13

    Gemini Code Assist

    Google's per-seat AI coding assistant and agent for IDEs, the terminal and GitHub pull requests.

    Best forTeams standardized on VS Code or JetBrains who are already on Google Cloud

    Google's own IDE assistant, built into VS Code and the full JetBrains family and running Gemini 3 with a 1M-token context window, but the interesting part, Agent Mode, is Enterprise-only and still preview, and there is no longer a free tier since Google shut down the individual plan in favor of Antigravity.

    Visit Gemini Code Assist ↗Read the review →Get a quote →from $19/user/mo billed annually, or $22.80/user/mo billed monthly
  15. #14

    Junie

    JetBrains' coding agent: runs in JetBrains IDEs, the terminal and CI, on JetBrains models or your own keys.

    Best forDevelopers and teams already standardized on a JetBrains IDE who want an agent that shares the same debugger, project index, and version control already built into their editor.

    JetBrains' own coding agent, deepest inside the IDEs it already owns: Agentic Debugging drives the real IDE debugger, and Plan Mode reviews a change before any code is written.

    Visit Junie ↗Read the review →Get a quote →from Free
  16. #15

    OpenHands

    Open-source software engineering agent with a browser client, CLI and Python SDK; local, cloud or self-hosted.

    Best forOpen source-minded engineering teams and enterprises that want a self-hostable coding agent platform

    The enterprise self-hosted pick: SSO/RBAC/audit logs and an SDK teams can embed in their own platform, but bring your own LLM key and budget real setup time.

    Visit OpenHands ↗Read the review →Get a quote →from Free (Free)
  17. #16

    Zed

    Rust code editor with an Agent Panel running Zed's own agent, ACP external agents, or terminal agent CLIs.

    Best forDevelopers who want a fast, open-source editor and the freedom to run Claude Code, Codex, Gemini CLI or other vendors' own agents natively via the Agent Client Protocol Zed created, instead of being locked into one editor's built-in agent.

    The one editor here built from scratch instead of forked from VS Code: open source, and it created the Agent Client Protocol that runs Claude Code, Codex and Gemini CLI natively, now adopted by JetBrains too.

    Visit Zed ↗Read the review →Get a quote →from $0 / forever
  18. #17

    zot

    Single-binary terminal coding agent harness in Go: five built-in tools, most providers, extensions in any language.

    Best forDevelopers who want a fast, free, Go-native coding-agent harness with real session-branching control and are comfortable running fast-moving, self-described "beta forever" software from an independent maintainer.

    The free, Go-native, terminal-first pick with real fork-from-any-message session branching, but its disclosed OAuth-reuse ToS risk and self-described "beta forever" status are worth reading first.

    Visit zot ↗Read the review →Get a quote →from Free
  19. #18

    Bolt

    Browser-based AI agent that builds, hosts and publishes web and mobile apps from prompts.

    Best forFounders, designers and developers who want a working, deployed full-stack app straight from a prompt, Figma frame or Google Stitch design, with zero local setup.

    The browser-native pick: WebContainers runs a real Node.js env client-side, no remote VM, but its Trustpilot support record is genuinely poor.

    Visit Bolt ↗Read the review →Get a quote →from $0
  20. #19

    Muse Code

    Meta's coding agent for planning, editing and validating repository changes from the terminal and CI.

    Best forCost-sensitive teams willing to trade code privacy for Contributor tier's roughly 12x cheaper input and 21x cheaper output, or anyone with a large multi-part refactor that benefits from several sub-agents working in parallel isolated worktrees.

    Meta's own terminal coding agent: pay standard rate and it never trains on your code, or opt into Contributor pricing for a steep discount if you let it.

    Visit Muse Code ↗Read the review →Get a quote →from $1.25/M input, $4.25/M output / per token
  21. #20

    Juggler

    Open-source desktop workbench for AI coding agents, with inspectable tool calls and branching threads.

    Best forDevelopers who want hands-on visibility into what an AI coding agent is doing to their codebase and accept early-stage, self-hosted, open-source software.

    The branching-session-tree pick: a genuinely different UI paradigm (fork/undo/redo any point), but honestly alpha-stage software.

    Visit Juggler ↗Read the review →Get a quote →from Free
  22. #21

    CodeRabbit

    AI code review agent for pull requests, the IDE and the CLI, with pre-merge checks and security scans.

    Best forEngineering teams, using a coding agent or writing code by hand, that want automatic, consistent PR review plus triage, explanation and continuous security across GitHub, GitLab, Bitbucket or Azure DevOps before a human reviewer looks at it.

    The one listing in this category built to review code rather than write it: a genuine free tier and the broadest code-host coverage (GitHub, GitLab, Bitbucket, Azure DevOps), but API access and self-hosting are Enterprise-only.

    Visit CodeRabbit ↗Read the review →Get a quote →from $0 / month
  23. #22

    Warp

    Agentic development environment: a terminal, a standalone agent CLI, and unattended cloud coding agents.

    Best forDevelopers and teams who want one open platform that runs and coordinates multiple coding agents (Claude Code, Codex, Gemini CLI, Warp Agent) side by side across terminal, CLI and cloud, with shared team context and programmatic API access to cloud agent runs.

    The one coding agent here that orchestrates the others: Claude Code and Codex run side by side inside it, open source since April 2026 with 63.6k GitHub stars.

    Visit Warp ↗Read the review →Get a quote →from Free
  24. #23

    Augment Code

    Cosmos platform running fleets of coding agents across the SDLC, plus Auggie CLI and IDE extensions.

    Best forEngineering leaders at organizations who want AI agents running full SDLC loops end to end, with humans at the quality gates, rather than inline completion assistants.

    Built around Cosmos, running full loops (code review, ticket-to-PR, security remediation, incident response) in Augment's managed cloud or a team's own AWS/GCP account, though every performance number is vendor-reported and pricing is genuinely murky across sources.

    Visit Augment Code ↗Read the review →Get a quote →from $100/month
  25. #24

    Kilo Code

    Open source AI coding agent for VS Code, JetBrains, CLI and cloud, with 500+ models at provider rates.

    Open source (MIT) and self-hostable, with a hosted Gateway to 500+ models at provider rates: budget AI-inference spend separately from the Teams plan.

    Visit Kilo Code ↗Read the review →Get a quote →from Free
  26. #25

    goose

    Open source AI agent for coding and general tasks; runs locally as a desktop app, CLI, or ACP server.

    Best forDevs who want an open source coding agent that reuses an existing Claude or ChatGPT plan

    Apache-2.0 and Linux Foundation-governed, with a standout: ACP support lets it reuse an existing Claude, ChatGPT or Gemini subscription instead of a separate API key, and drive the same agent from Zed, JetBrains or VS Code.

    Visit goose ↗Read the review →Get a quote →from Free (self-hosted)
  27. Agent frameworks (build your own)

  28. #26

    LangChain

    Open source agent frameworks plus LangSmith, the platform for tracing, evaluating and deploying agents.

    Best forEngineering teams building a bespoke, production-grade agent who want the largest integration ecosystem plus real stateful control.

    The default starting point for custom agents: unmatched integrations and LangGraph's stateful control, offset by a real learning curve.

    Visit LangChain ↗Read the review →Get a quote →from Free
  29. #27

    CrewAI

    Open-source multi-agent framework with a governed enterprise runtime for building and operating agent workflows.

    Best forDevelopers who want to stand up a role-based, collaborating multi-agent system quickly in Python, with a stable MIT-licensed core and a hosted build and runtime for production.

    The fastest way to a working multi-agent 'crew': readable and popular, but younger than LangGraph for tight production control.

    Visit CrewAI ↗Read the review →Get a quote →from Free (month (50 workflow executions))
  30. #28

    LlamaIndex

    Open-source agent framework plus a credit-metered document parsing, extraction and indexing platform.

    Best forEngineers building RAG-heavy or document-heavy agents who want an MIT-licensed OSS core with an optional managed parsing and extraction platform on top.

    The deepest RAG toolkit, now with agent workflows: free and open-source at the core, with document parsing as the paid upsell.

    Visit LlamaIndex ↗Read the review →Get a quote →from $0 / month
  31. #29

    OpenAI Agents SDK (Python)

    Open-source Python framework for building agents with tools, handoffs, guardrails, sandboxes and tracing.

    Best forDevelopers who want the fastest, lightest way to ship a straightforward agent (support triage, a tool-using assistant or a sandboxed coding agent) with tracing and guardrails included.

    The fastest, lightest way to ship a straightforward agent: you outgrow it when the workflow needs a real graph engine.

    Visit OpenAI Agents SDK (Python) ↗Read the review →Get a quote →from Free
  32. #30

    Pydantic AI

    Typed Python agent framework: any model, any surface, with a harness for long-running coding and research agents.

    Best forPython teams building type-safe agents who also want realtime voice, image generation and embeddings in one SDK, with optional durable execution via Temporal, DBOS, Prefect or Restate.

    The type-safe, FastAPI-flavoured agent framework: the pleasant default until graph orchestration becomes the job.

    Visit Pydantic AI ↗Read the review →Get a quote →from Free
  33. #31

    AutoGen

    Microsoft's open-source Python framework for building single- and multi-agent applications; now in maintenance mode.

    Best forPython or .NET developers and researchers exploring multi-agent orchestration who want a mature, free, self-hosted framework.

    The framework that defined multi-agent conversations: now feature-frozen and split three ways; check the successor before a fresh build.

    Visit AutoGen ↗Read the review →Get a quote →from Free
  34. #32

    Microsoft Agent Framework

    Open-source SDK for AI agents and multi-agent workflows across .NET, Python and Go.

    Best for.NET or Python teams already invested in Azure or Microsoft Foundry who want one supported agent SDK, an optional managed hosting path, and a documented migration off AutoGen or Semantic Kernel.

    Microsoft's own live successor to AutoGen and Semantic Kernel: genuinely multi-provider (Claude, Ollama included) with a real production-ops layer, but young as a unified product.

    Visit Microsoft Agent Framework ↗Read the review →Get a quote →from Free
  35. #33

    Mastra

    Open-source TypeScript framework for building AI agents, with a hosted platform for running and observing them.

    Best forFull-stack JavaScript and TypeScript teams, especially those already building in Next.js or Node, who want agents, durable workflows and memory unified in one framework without adopting a Python-first stack.

    The one TypeScript-native framework in the group: built for full-stack JS/Next.js teams, with real funding behind it but a much younger ecosystem than LangChain's.

    Visit Mastra ↗Read the review →Get a quote →from Free
  36. #34

    Letta

    Stateful agent harness, cloud and SDK for agents with persistent, git-versioned memory.

    Best forDevelopers and researchers who specifically need an agent whose memory, skills and identity genuinely persist and evolve across long-running sessions, rather than reset on every call.

    The memory-first pick: genuinely stateful agents with versioned memory, direct from the MemGPT research team, but a much smaller ecosystem than LangChain's.

    Visit Letta ↗Read the review →Get a quote →from $0 / month
  37. #35

    Agent Development Kit (ADK)

    Open-source framework for building, evaluating and deploying AI agents in Python, TypeScript, Go, Java or Kotlin.

    Best forTeams that want Google's own official, actively-developed agent SDK, especially polyglot teams (Python/Go/Java/TypeScript/Kotlin) or anyone building multi-agent systems that need to interoperate across vendors via the A2A protocol.

    Google's own official SDK and the only one here spanning four languages (Python/Go/Java/TypeScript) with native A2A protocol support: docs and examples still skew heavily Python.

    Visit Agent Development Kit (ADK) ↗Read the review →Get a quote →from Free
  38. #36

    Claude Agent SDK

    Python and TypeScript library that runs Claude Code's agent loop and tools inside your own application.

    Best forDevelopers already building on Claude (or Claude Code) who want its exact agent loop, tools and context management as a callable library, and are comfortable being single-vendor on Anthropic in exchange for the tightest possible integration with Claude Code's own capabilities.

    Anthropic's own official SDK (the literal Claude Code harness as a library), but the only one of this group's 4 major-lab SDKs with no supported path to a non-Anthropic model.

    Visit Claude Agent SDK ↗Read the review →Get a quote →from Free
  39. #37

    Agno

    Python SDK, open-source AgentOS runtime and hosted control plane for building and operating agents.

    Best forPython developers who want an Apache 2.0 SDK with memory, knowledge, learning, guardrails and a Control Plane they run inside their own cloud account, and who are comfortable running Docker or a cloud deploy template themselves.

    Built-in memory, knowledge and multi-agent Teams with a genuine BYOC production path: its own 'fastest framework' claim is unverified independently.

    Visit Agno ↗Read the review →Get a quote →from Free
  40. #38

    AgentsKit.js

    TypeScript foundation for AI agents: runtime, tools, memory, RAG, model adapters and headless chat UI bindings.

    Best forJS/TS developers who want an ownable, dependency-light agent toolkit

    The sub-10 KB, zero-dependency TypeScript core: 25 model adapters across 140 providers, 17-backend memory layer, and a registry that installs runnable agent source as npm packages. MIT, daily commits, four months old; start with Mastra if you want TypeScript-native with a track record.

    Visit AgentsKit.js ↗Read the review →Get a quote →Paid
  41. #39

    LangGraph

    Open-source orchestration framework and runtime for stateful, long-running LLM agents, from LangChain.

    Best forEngineering teams building production agents who need cyclical graphs, durable state and replayable runs

    LangChain's own lower-level graph engine: checkpointed state, replay and human-in-the-loop control, running in production at LinkedIn, Uber and Klarna, at the cost of a steeper build than LangChain's quick-start abstractions.

    Visit LangGraph ↗Read the review →Get a quote →from $0/seat/month
  42. Agent platforms (no-code workflow)

  43. #40

    n8n

    Workflow automation platform for building and running AI agents on a visual canvas, with code where needed.

    Best forOps and automation teams who want to build agentic workflows visually while keeping data on self-hosted infrastructure.

    The strongest visual home for agentic automation: huge integration breadth and self-hosting, with canvas sprawl the trade-off.

    Visit n8n ↗Read the review →Get a quote →from Free
  44. #41

    Lindy

    AI teammate in Slack, email and meetings, sold per seat with a shared credit pool.

    Best forTeams that want an AI teammate embedded in Slack and a no-code app builder under the same plan, with usage that pauses at the credit cap rather than overage-billing.

    The friendliest on-ramp to autonomous 'AI employees': just keep an eye on the credit meter.

    Visit Lindy ↗Read the review →Get a quote →from $29.99/mo
  45. #42

    Relevance AI

    Hosted low-code platform for building, evaluating and running teams of business AI agents.

    Best forRevenue, ops, and customer success teams running 5+ agents in production, who want multi-agent orchestration with evals, tracing, and SSO-grade governance on one bill.

    A production-grade multi-agent platform: strong orchestration, priced on a dual meter that rewards careful budgeting.

    Visit Relevance AI ↗Read the review →Get a quote →from $0/month
  46. #43

    Dify

    Open-source platform for building agentic workflows, AI agents and RAG knowledge pipelines.

    Best forDevelopers and teams who want an open-source, self-hostable platform to build RAG apps and agents with full data control.

    The open-source, self-hostable all-in-one for LLM apps: the go-to when data control matters more than a managed experience.

    Visit Dify ↗Read the review →Get a quote →from Free
  47. #44

    Salesforce Agentforce

    Salesforce's platform for building, deploying and monitoring AI agents on top of CRM data.

    Best forSalesforce service, sales, field-service and employee-support teams that need agents to act on CRM records and have Salesforce admin or developer capacity.

    The CRM-native heavyweight: no other platform here puts agents this close to live sales/service/commerce data, but budget for its metered Flex Credits/Conversations pricing and a real Salesforce-scale rollout.

    Visit Salesforce Agentforce ↗Read the review →Get a quote →from Free
  48. #45

    Moveworks

    Enterprise AI assistant plus a low-code studio for building agents across business systems.

    Best forLarge, often regulated enterprises (finance, healthcare, government-adjacent) that want one AI assistant handling IT, HR and finance requests across 100+ existing systems, and that value deep compliance certification over self-serve simplicity.

    The one platform here built for employees, not customers: deeply certified (FedRAMP, SOC 2, full ISO spread) for regulated enterprises, but no public pricing and no longer independent after ServiceNow's $2.85B acquisition closed in December 2025.

    Visit Moveworks ↗Read the review →Get a quote →from Custom
  49. #46

    Glean

    Enterprise AI platform for building, governing and running agents on permission-aware company context.

    Best forLarge and mid-market enterprises whose biggest AI-agent blocker is fragmented, permission-sensitive knowledge scattered across 100+ internal tools, and who want employees building department-specific agents on that indexed knowledge without writing code.

    The search-first pick: a permission-aware Knowledge Graph across 100+ systems comes before agent-building, not after, backed by a $7.2B valuation and MCP support shipped in both directions today.

    Visit Glean ↗Read the review →Get a quote →from Custom
  50. #47

    Vecbase

    Workspace where named AI agents get their own sandbox, files, tool grants and schedules.

    Best forSmall teams or solo operators who want pre-built AI agent roles, shared files, and OAuth-driven workflows under one credit-based subscription.

    A workspace you staff rather than a builder you configure: role-based agents (Researcher, Coder, Writer, Operator) work as a team; pricing is usage-based across Plus and Pro with no fixed monthly rate published.

    Visit Vecbase ↗Read the review →Get a quote →from Usage-based
  51. #48

    Botpress

    AI agent platform with a visual studio, a code-first TypeScript ADK and a helpdesk, priced per conversation.

    Best forEngineering-led teams building a multi-channel AI support agent who want an open-source, self-hostable core with an optional managed cloud layer.

    The genuinely open-source pick (MIT, ~14.8k GitHub stars) for teams with engineering capacity: bi-directional MCP support and native WhatsApp/Slack/Teams/voice deployment, free to self-host or a managed cloud from $0/month.

    Visit Botpress ↗Read the review →Get a quote →from $0
  52. #49

    MindStudio

    No-code visual builder for AI agent workflows, published as web apps, APIs, webhooks or MCP servers.

    A no-code studio betting on breadth (200+ models, roughly 200 drag-and-drop capabilities and 1,000+ integrations), with pricing clarity, not power, as the tradeoff.

    Visit MindStudio ↗Read the review →Get a quote →from $0 / month
  53. #50

    Sim

    Open-source AI workspace for building, deploying and running agents across 1,000+ integrations.

    Best forDev teams wanting an open-source, API-first workspace to build and deploy AI agents

    An open-source (Apache-2.0), self-hostable AI workspace (workflow orchestration plus a Knowledge Base, Tables and shared files), with SSO, SOC2 and self-hosting gated behind the sales-only Enterprise tier.

    Visit Sim ↗Read the review →Get a quote →from $0 / forever
  54. Sales & marketing agents

  55. #51

    11x

    AI SDR and inbound phone agent for outbound prospecting and real-time lead qualification.

    Best forMid-market and enterprise sales teams that want autonomous AI SDRs and voice agents, have the budget for sales-led contracts, and can run a measured pilot on deliverability and booked meetings.

    A heavily-funded, capable AI-SDR play worth a pilot: buy on your own measured results given its 2025 credibility questions.

    Visit 11x ↗Read the review →Get a quote →from $3,750 / month
  56. #52

    Artisan

    AI BDR that runs outbound end to end: finds leads, sends personalized email, handles replies, books meetings.

    Best forFunded B2B sales and RevOps teams that want to scale outbound volume with a genuinely autonomous AI BDR and are willing to run a sales-led evaluation to get pricing.

    A capable, well-funded autonomous AI BDR with real customer proof, but go in with eyes open on its opaque pricing and 2025-2026 controversies.

    Visit Artisan ↗Read the review →Get a quote →from Custom, contact sales
  57. #53

    Qualified

    Enterprise AI SDR agent that engages inbound visitors across chat, voice, video and email.

    Best forB2B companies already running Salesforce that get real inbound website traffic and want an AI agent to qualify and convert it 24/7.

    The inbound counterpart to this category's outbound-first AI SDRs: genuinely Salesforce-native, and now literally owned by Salesforce after its April 2026 acquisition.

    Visit Qualified ↗Read the review →Get a quote →from Custom (contract)
  58. #54

    Rox

    Revenue agents that research accounts, prospect, run outbound and manage deals, metered in Agent Actions.

    Best forEnterprise sales and revenue-operations teams that want continuous, per-account research and CRM hygiene layered on top of Salesforce/HubSpot, queried in plain English.

    The only enterprise-grade pick in this category with a real, posted self-serve price: built as continuous per-account CRM research/monitoring, not another outbound-sequencing engine.

    Visit Rox ↗Read the review →Get a quote →from Free
  59. #55

    Unify

    AI outbound agents that research accounts, build prospect lists and run email sequences.

    Best forSales reps and small-to-mid-size revenue teams that want one chat-based agent to handle prospecting, enrichment and sequencing without hiring a dedicated GTM engineer to build workflows (Clay's audience) or signing a full sales-led enterprise contract (11x's or Artisan's).

    The self-serve, augmentation-first pick: real $0/$20/$60 pricing where Clay is usage-metered and 11x/Artisan are sales-gated, but it just pivoted business models so re-check pricing against its own site.

    Visit Unify ↗Read the review →Get a quote →from $0
  60. #56

    Lead Scorer

    AI SDR that sources companies from the French State registry, scores them and drafts outreach for your approval.

    Best forA solo founder or small B2B team who wants an autonomous outbound SDR with human-in-the-loop approval and a free CRM underneath.

    The solo-founder tier of the SDR category: a free CRM and an MCP-enabled agent at €99-299/mo that queues LinkedIn and email drafts behind human sign-off rather than sending autonomously.

    Visit Lead Scorer ↗Read the review →Get a quote →from €0/month
  61. #57

    Warmly

    Identifies anonymous website visitors and runs AI inbound and outbound GTM agents on one shared context graph.

    Best forRevOps/GTM teams with meaningful inbound website traffic who want one connected system for identifying, engaging and routing visitors, plus coordinated outbound account orchestration, rather than two separate tools.

    The newest pick here: identifies anonymous website visitors, then hands them to a named Inbound Agent (on-site chat/routing) and TAM Agent (outbound account orchestration), working with any CRM via its own API, but sold only on quarterly/annual contracts with no free tier or self-serve monthly plan today.

    Visit Warmly ↗Read the review →Get a quote →from $4,875 / quarter (or $10,000/yr, annual)
  62. #58

    Amplemarket

    AI sales platform whose Duo agents find buying signals and draft multichannel outreach for revenue teams.

    Best forB2B sales teams that want prospecting data, multichannel sequencing and an AI signal-detection copilot in one platform, with a human still reviewing every message before it sends.

    The bundled, all-in-one pick: its own 200M+-contact database, multichannel sequencing and a Duo Copilot that drafts from 100+ daily buying signals, but a human always reviews the send; a 2024 Gartner Cool Vendor nod and 4.6/603 G2 reviews back it, though published pricing stops at 2 seats.

    Visit Amplemarket ↗Read the review →Get a quote →from $600 / month, billed annually, 2 seats included
  63. Research & data agents

  64. #59

    Perplexity

    AI answer engine with an agentic Computer, the Comet browser, and a developer API for web-grounded search.

    Best forResearchers, analysts and knowledge workers who want fast, sourced answers, plus an autonomous research mode and an agentic browser.

    An answer engine first, but Deep Research and the Comet browser make it one of the most useful agentic research tools available today.

    Visit Perplexity ↗Read the review →Get a quote →from Free
  65. #60

    Manus

    General-purpose AI agent that plans and executes tasks in its own cloud computer.

    Best forIndividuals and teams who want to offload whole multi-step tasks (research, simple builds, data work) to an autonomous agent rather than prompt a chatbot turn by turn.

    The viral general-purpose agent: genuinely autonomous on well-scoped tasks, unreliable on complex ones, priced in unpredictable credits.

    Visit Manus ↗Read the review →Get a quote →from Free
  66. #61

    Genspark

    All-in-one AI workspace of autonomous agents for research, slides, docs, code, images and video.

    Best forA consultant, marketer, founder or operations lead who wants research, files, code, slides and media handled in one web workspace.

    The best-funded, broadest-surface general agent: research, slides, sheets and real phone calls cross-checked across 9 models, but no public API found.

    Visit Genspark ↗Read the review →Get a quote →from Free
  67. #62

    GPT Researcher

    Open-source autonomous research agent that gathers sources and writes cited long-form reports.

    Best forDevelopers and AI engineers who want a free, self-hosted research agent they can embed via Python, REST or MCP and run against their own LLM and search keys.

    The open-source original of the research-agent pattern: maximum control and zero subscription, in exchange for DIY setup.

    Visit GPT Researcher ↗Read the review →Get a quote →from Free
  68. #63

    Webhound

    Pay-as-you-go web research agent: set a dollar budget, get cited reports, datasets and claim traces.

    Best forDevelopers and technical researchers who want an agent-triggered research tool, callable via MCP from inside Claude, Codex or Cursor, that returns either a cited Report or a structured, sourced Dataset, priced transparently by the dollar rather than an opaque credit system.

    Priced per dollar of compute instead of a subscription or credits, with a native MCP server so Claude, Codex or Cursor can trigger a run directly, but a two-person team that has already changed its own pricing and interface more than once.

    Visit Webhound ↗Read the review →Get a quote →from From $1 / no subscription
  69. #64

    Elicit

    AI research agent that searches 138M+ papers and runs systematic reviews with sentence-level citations.

    Best forAcademic researchers, R&D and policy teams, and pharma strategy groups running literature reviews or formal PRISMA-2020 systematic reviews who need cited, structured evidence pulled from published research.

    The one research agent built specifically for scientific literature: a genuine Systematic Review workflow at scale, not a general web-research agent wearing an academic skin.

    Visit Elicit ↗Read the review →Get a quote →from Free
  70. #65

    GC AI

    Legal AI platform for in-house teams: contract drafting, review, playbooks and US case law research.

    Best forIn-house legal teams and corporate counsel who need fast, cited research across US case law, statutes and regulations without engaging outside counsel for a first pass.

    The legal-research specialist: parallel, cross-checked agents over 13M+ US case-law opinions, statutes and regulations, priced for in-house legal-team budgets ($500+/month) rather than individual use.

    Visit GC AI ↗Read the review →Get a quote →from $500/month
  71. #66

    Undermind

    AI literature research agent that searches, reads and cites the scientific record.

    Best forIndividual researchers, R&D teams and institutional scientists doing exploratory literature discovery or a novelty check who want citation-trail-following search beyond keyword matching.

    The literature-discovery specialist: reads hundreds of full papers and follows citation trails to find work a keyword search misses, but per independent peer review can't produce a reproducible search strategy and has no API.

    Visit Undermind ↗Read the review →Get a quote →from $0
  72. #67

    Julius AI

    AI workspace that researches topics, analyzes connected data, and produces decks, dashboards, sites and video.

    Best forKnowledge workers who want to query data in plain language without writing SQL

    A chat layer over your own data: connect a warehouse or upload a file, ask in plain language, get charts, reports or a full presentation back without writing SQL. SOC 2 Type II and warehouse-grade connectors (Snowflake, BigQuery, Postgres) make it plausible for team use, not just solo experimentation; folding analysis, presentations, websites and video into one credits pool is a genuine convenience. The pricing itself is the catch: three independent write-ups list three different monthly rates for the same plan names, and one flags a recent $15 increase on the entry tier. Check julius.ai/pricing directly rather than trusting any single review.

    Visit Julius AI ↗Read the review →Get a quote →from $0/mo
  73. #68

    TinyFish

    Web infrastructure for AI agents: search, page fetch, cloud browsers and goal-driven web automation.

    Best forDevelopers who need free structured web data plus paid browser automation on one key

    Web-data infrastructure under one API key: Search and Fetch free, Agent and Browser priced per step or per minute, purpose-built for sites that resist ordinary scraping (an 85% anti-bot pass rate).

    Visit TinyFish ↗Read the review →Get a quote →from $0 / per request
  74. Voice agents

  75. #69

    Vapi

    Developer platform for building, testing and deploying voice AI agents that make and receive phone calls.

    Best forEngineering teams that want maximum control to build custom voice agents on their own choice of model, voice and telephony.

    The developer's default for custom voice agents: total control at the price of doing the plumbing yourself.

    Visit Vapi ↗Read the review →Get a quote →from $0.05 / min
  76. #70

    Retell AI

    Platform for building, testing and deploying AI voice and chat agents on phone, web and SMS, billed per minute.

    Best forProduct and engineering teams that want a low-latency, human-sounding phone agent with flexible model and telephony choice.

    A voice-quality leader for technical teams: excellent calls, but price it fully-loaded, not off the headline rate.

    Visit Retell AI ↗Read the review →Get a quote →from $0.07–$0.31 / min
  77. #71

    Bland

    Enterprise voice AI platform for phone agents, running its own self-hosted models.

    Best forSecurity-conscious enterprises in regulated industries that want a compliant, infrastructure-owned voice platform with deterministic call flows.

    The compliance-and-control pick for regulated enterprises: owns its stack, weigh the latency and English-first caveats.

    Visit Bland ↗Read the review →Get a quote →from $0.14/min / minute
  78. #72

    ElevenLabs Agents

    Hosted platform for building voice and chat agents, with telephony, SDKs and a choice of LLM.

    Best forDevelopers and product teams who want ElevenLabs' voice quality and cloning as the foundation of their agent, and are comfortable assembling the rest of the stack themselves.

    The voice-quality specialist's own agent layer: 10,000+ voices and instant cloning, but you still assemble the LLM economics and telephony yourself.

    Visit ElevenLabs Agents ↗Read the review →Get a quote →from $0 / mo
  79. #73

    LiveKit Agents

    Open-source Python and Node.js framework for voice AI agents, with LiveKit Cloud hosting, telephony and observability.

    Best forEngineering teams that want to own their voice-agent stack end to end, self-hosted or on LiveKit Cloud, without being locked into one vendor's API.

    The open-source pick for owning your voice-agent stack end to end (self-hosted, Apache 2.0, and the infrastructure behind ChatGPT's Advanced Voice Mode) at the cost of writing code yourself instead of using a hosted dashboard.

    Visit LiveKit Agents ↗Read the review →Get a quote →from $0 / month
  80. #74

    PolyAI

    Enterprise platform for building voice and chat agents that resolve customer calls, priced per minute.

    Best forTeams that want a proven, enterprise-scale, compliance-certified voice AI vendor with a research-led model roadmap, and are prepared to start with a sales conversation: there is no self-serve or free way to trial it today.

    The oldest name in this category (founded 2017) and the one built around the deepest enterprise track record (200+ named customers and thousands of live deployments), sales-led only again as of an August 2026 re-check, after a self-serve tier it briefly ran from May 2026 went away.

    Visit PolyAI ↗Read the review →Get a quote →from Custom (per minute, sales-led)
  81. #75

    Synthflow

    Enterprise voice AI platform with in-house telephony for inbound and outbound call automation.

    Best forOperations and CX teams at mid-market or enterprise companies who want a visual, no-code way to design and launch phone agents without an engineering ticket.

    The no-code pick for ops/CX teams: a visual Flow Designer and a named BELL launch methodology replace an API, backed by an unusually complete compliance set (SOC 2, HIPAA, GDPR, PCI DSS, ISO 27001), but LLM choice is limited to OpenAI models and there's no self-serve monthly plan.

    Visit Synthflow ↗Read the review →Get a quote →from $0.11-$0.16 / min
  82. #76

    OpenAI Realtime API

    OpenAI's speech-to-speech API for low-latency voice agents over WebRTC, WebSocket or SIP.

    Best forEngineering teams building a voice agent from scratch who want to go directly to OpenAI's own speech-to-speech model (no orchestration platform, no per-minute markup) and are comfortable being single-vendor on OpenAI.

    The raw model layer underneath this whole category: WebRTC, WebSocket or native SIP, priced purely on audio tokens with no platform fee, but no dashboard, no CRM integrations and 60-minute session caps mean you build everything else yourself.

    Visit OpenAI Realtime API ↗Read the review →Get a quote →from $32 / $64 audio / per 1M tokens
  83. #77

    Deepgram Voice Agent API

    One WebSocket API that runs speech-to-text, LLM orchestration and text-to-speech for real-time voice agents.

    Best forEngineering teams that want a managed speech pipeline with real LLM-provider choice, and regulated enterprises that need a self-hosted or VPC deployment option a typical closed-source voice-agent vendor does not offer.

    The speech-infrastructure company's own orchestration layer: a 6-provider LLM router and the only closed-source option in this category with a genuine self-hosted or VPC-hosted deployment path, but no ongoing free tier and no dashboard.

    Visit Deepgram Voice Agent API ↗Read the review →Get a quote →from $4.50/hr Standard / Standard to Custom (BYO LLM and TTS)
  84. #78

    Cartesia

    Real-time speech models and a managed runtime for production phone and web voice agents.

    Best forEngineering teams that want an open-source voice-agent SDK with real LLM choice, built on speech models several rival platforms in this category already license as a component.

    Its own Sonic/Ink speech models already power part of this category from behind the scenes (Vapi, Retell AI and LiveKit Agents are named Cartesia customers); Line, its agent layer on top, is the most open SDK here (Apache 2.0, 100+ LLMs via LiteLLM), but unlike Deepgram, only the speech models self-host, not the agent runtime itself.

    Visit Cartesia ↗Read the review →Get a quote →from $0 / month
  85. #79

    SkipCalls

    AI phone receptionist that answers, screens and books calls for small service businesses.

    The packaged end of the voice category: a finished AI receptionist aimed at small businesses, answering missed calls on the existing number, filtering spam, and booking against a live calendar. Billed as a flat subscription with a 7-day trial rather than per minute of talk time; the $19.99/mo and $199/yr on SkipCalls' own site do not match the $29.99/mo and $299.99/yr the App Store shows for in-app purchases, and the tiers that unlock webhooks or unlimited agents publish no price at all.

    Visit SkipCalls ↗Read the review →Get a quote →from $19.99/mo
  86. #80

    VoiceAgents

    Voice AI platform for phone agents that speak Yoruba, Igbo, Pidgin, Hausa and Nigerian English.

    Best forNigerian SMB and mid-market operators who need a no-code phone agent that handles calls in Yoruba, Igbo, Pidgin, Hausa or Nigerian English out of the box.

    The voice-agent pick for African markets: Yoruba, Igbo, Pidgin, Hausa and Nigerian English with mid-call code-switching, self-serve from $12.50/month rather than sales-led.

    Visit VoiceAgents ↗Read the review →Get a quote →from $12.50/month
  87. Support agents

  88. #81

    Sierra

    Conversational AI platform for building enterprise customer-service agents across voice, chat, email and ChatGPT.

    Best forLarge enterprises that want branded, autonomous customer agents that resolve issues end to end and are willing to run a managed engagement.

    The Fortune-500 pick for agents that actually resolve: deep and credible, but strictly enterprise and opaque on price.

    Visit Sierra ↗Read the review →Get a quote →from Custom
  89. #82

    Fin

    Customer service AI agent priced per resolved outcome, deployable on any helpdesk.

    Best forSupport teams from mid-market to enterprise that want an AI agent layered over their existing helpdesk with pay-per-resolution economics, omnichannel coverage and a built-in tuning loop.

    The default AI support agent that runs over any helpdesk: capable and outcome-priced, but scrutinise how 'resolution' is counted.

    Visit Fin ↗Read the review →Get a quote →from $0.99 / outcome
  90. #83

    Decagon

    Enterprise AI support agents for chat, voice and email, built from natural-language Agent Operating Procedures.

    Best forLarge enterprises in retail, travel, fintech, health and telecom that want a heavily-funded, actively-improving AI agent to handle high-volume customer conversations across chat, voice and email, and that can run a multi-week, engineering-supported implementation.

    One of the best-funded AI support agents on the market, with real published results, but budget for a multi-week implementation and an opaque, resolution-based bill.

    Visit Decagon ↗Read the review →Get a quote →from Custom
  91. #84

    Crescendo

    AI-native CX platform whose agents resolve customer contacts across voice, chat, email and messaging.

    Best forMid-market and enterprise support teams that want a fully outsourced, compliance-ready AI-native CX operation, including live channels, without staffing or building one in-house.

    A well-funded, fully-managed alternative to Sierra: bundles AI agents, QA and human-in-the-loop staff into one per-resolution price, but sales-led with no public API or free trial.

    Visit Crescendo ↗Read the review →Get a quote →from From $2.99 per resolution / per resolution
  92. #85

    Cresta

    Contact-centre AI platform for voice and digital AI agents, real-time human agent assist, and conversation analytics.

    Best forLarge enterprises running high-volume

    The one support-agent pick built around augmenting human reps (not just replacing them), but the only public price anywhere covers a narrower Agent Assist SKU, not the full platform.

    Visit Cresta ↗Read the review →Get a quote →from $150,000 / year (12-month contract)
  93. #86

    Ada

    Enterprise AI customer-service agents that resolve inquiries across voice, chat, email and social channels.

    Best forEnterprises that want a long-running, well-capitalized AI support agent vendor with a public V2 REST API and an MCP server, rather than a sales-only integration surface.

    The pre-LLM-era incumbent: founded 2016, with a real developer API most enterprise rivals don't publish, but weigh its G2-vs-Trustpilot satisfaction gap before a multi-month sales-led contract.

    Visit Ada ↗Read the review →Get a quote →from Custom, contact sales
  94. #87

    Botsify

    White-label platform for prompt-built chat and voice agents, plus a done-for-you agent build service.

    Best forSmall businesses and agencies that want a managed, prompt-based AI agent across chat channels, or want to resell one under their own brand, from an established, decade-old vendor.

    The one listing here built as much for the reseller as the end customer: a decade-old, bootstrapped no-code builder with a genuine White Label program agencies can resell under their own brand, but its model and agency pricing are both undisclosed.

    Visit Botsify ↗Read the review →Get a quote →from $149/month
  95. #88

    Auto-Respond

    AI voice and messaging agent that answers calls and marketplace leads, qualifies them, and books jobs.

    Best forLocal service business owners who lose leads to slow follow-up and want phone and marketplace messages answered and booked automatically on their own calendar.

    The one small-business entry in this group: an AI that answers the phone and replies to Yelp, Thumbtack, Facebook, Instagram and Google LSA leads in under two seconds, then checks the business's live calendar and books the job itself. Priced per channel from $10/month for a voice number plus $1 per minute of talk time, with a 7-day trial: the cheapest entry point on this page, though the bill scales with every channel you switch on, and the listing rests on the vendor's own site and docs rather than any independent review.

    Visit Auto-Respond ↗Read the review →Get a quote →from $99/month
  96. #89

    Zendesk AI agents

    Customer-service AI agents for messaging, email and voice, billed per automated resolution.

    Best forSupport teams already committed to (or actively evaluating) Zendesk as their core helpdesk who want the AI agent to come from the same vendor and billing relationship, rather than layering a third-party agent on top.

    The helpdesk-bundled pick: comes built into the Zendesk Suite subscription many support teams already run, at the cost of stacking a per-seat plan fee on top of an undisclosed per-resolution rate.

    Visit Zendesk AI agents ↗Read the review →Get a quote →from $19 / agent/month, billed annually
  97. Agent platforms (assistants)

  98. #90

    OpenClaw

    Self-hosted gateway that connects chat apps like WhatsApp, Telegram and Slack to AI agents on your own machine.

    Best forDevelopers and self-hosters who already run their own infrastructure and want one personal AI agent that reaches WhatsApp, Telegram, Slack, Discord, Signal and iMessage instead of a separate app.

    The one listing in this category built around a personal AI assistant rather than a workflow builder: a free, open-source (MIT), self-hosted agent reachable from WhatsApp, Telegram, Slack, Discord, Signal and iMessage, one of the fastest-growing open-source projects in GitHub's history, governed by an independent foundation.

    Visit OpenClaw ↗Read the review →Get a quote →from $20 trial credit / monthly
  99. #91

    Vellum

    Personal AI assistant with persistent memory and its own tools, run on Vellum Cloud or self-hosted.

    A personal AI assistant with persistent memory and reach across web, mobile, Slack, Telegram and phone calls, a permission-gated action model, and an open-source self-hosting option: offset by a multi-part pricing structure (machine tier, storage, platform fee, credit bundles) that third-party sources disagree on.

    Visit Vellum ↗Read the review →Get a quote →from $0 / month
  100. Agent tools & infrastructure

  101. #92

    SalesTouch

    Remote MCP server giving AI agents typed LinkedIn tools with queues, limits, approvals and activity logs.

    Best forSales and developer teams already running Claude or Codex through MCP who want a single endpoint for LinkedIn reads, outreach, and engagement without a browser extension.

    Not an agent itself: a hosted MCP server that gives the agent you already run a set of typed LinkedIn actions, with no dashboard or extension of its own.

    Visit SalesTouch ↗Read the review →Get a quote →from $39/month
  102. #93

    Browserbase

    Cloud headless browsers, search/fetch APIs and managed browser agents behind one API key.

    Best forDevelopers building browser agents who want one API instead of managing browser infra

    Not an agent itself: cloud browser infrastructure (Sessions, Contexts, Search, Fetch and Agent APIs) that gives agents built elsewhere programmatic, scriptable access to headless browsers, plus the open-source Stagehand automation framework (22k GitHub stars, 700k+ weekly downloads) that many of them already run on.

    Visit Browserbase ↗Read the review →Get a quote →from $0 / mo
  103. In this category, not yet ranked

  104. #94

    Firecrawl

    Web data API for AI agents: search, scrape, crawl and browser interaction returned as Markdown or JSON.

    Visit Firecrawl ↗Read the review →Get a quote →Paid
  105. #95

    Agentix Labs

    Canadian AI engineering firm that designs, builds and deploys production AI agents for business workflows.

    Best forOps leaders wanting a partner to build and govern production AI agents

    Visit Agentix Labs ↗Read the review →Get a quote →Paid
  106. #96

    sipgate flow

    EU-hosted real-time voice and telephony API for connecting phone calls to your own AI agents.

    Visit sipgate flow ↗Read the review →Get a quote →Paid
  107. #97

    AudioCodes Live Hub

    Self-service SaaS for building voice AI agents and connecting them to SIP trunks, Teams, WhatsApp and WebRTC.

    Visit AudioCodes Live Hub ↗Read the review →Get a quote →Paid
  108. #98

    IrisAgent

    AI support agent that resolves chat, email and phone tickets inside your existing helpdesk.

    Visit IrisAgent ↗Read the review →Get a quote →Paid
  109. #99

    Maven AGI

    Enterprise AI agent platform for customer support across chat, email, voice and web.

    Visit Maven AGI ↗Read the review →Get a quote →Paid
  110. #100

    Aide

    Governed agentic AI that resolves customer support issues end to end inside Zendesk, Front and Gorgias.

    Visit Aide ↗Read the review →Get a quote →Paid
  111. #101

    Langflow

    Open-source visual framework for building AI agents and RAG workflows in Python.

    Visit Langflow ↗Read the review →Get a quote →Paid
  112. #102

    UiPath Agent Builder

    Low-code canvas in UiPath Studio Web for building AI agents that run on the UiPath automation platform.

    Visit UiPath Agent Builder ↗Read the review →Get a quote →Paid
  113. #103

    Aisera Agent Studio

    No-code canvas for building, testing and deploying enterprise AI agents from natural-language instructions.

    Visit Aisera Agent Studio ↗Read the review →Get a quote →Paid
  114. #104

    SEObot

    Autonomous SEO agent that researches, writes, interlinks and publishes articles to your CMS.

    Visit SEObot ↗Read the review →Get a quote →Paid
  115. #105

    AgentBridge

    Local bridge connecting Claude Code and Codex as peers: cross-review, task splits, quota relay.

    Visit AgentBridge ↗Read the review →Get a quote →Paid
  116. #106

    Bitsclan IT Solutions

    Agency that designs, builds and runs custom AI agents inside your CRM, helpdesk, ERP and phone lines.

    Visit Bitsclan IT Solutions ↗Read the review →Get a quote →Paid
  117. #107

    SafeNet Creations

    Sri Lanka-registered agency building Tamil + English voice agents and WhatsApp automation for GTA businesses.

    Visit SafeNet Creations ↗Read the review →Get a quote →Paid
  118. #108

    CommentKeyword

    Instagram comment-to-DM automation with an optional AI agent that continues the conversation.

    Visit CommentKeyword ↗Read the review →Get a quote →Paid
  119. #109

    NeverApply

    Job-hunt agent that scores newly posted roles, tailors your resume and submits applications on employer career sites.

    Visit NeverApply ↗Read the review →Get a quote →Paid
  120. #110

    HOL Guard

    Local-first runtime security layer that reviews AI coding agent actions before they execute.

    Visit HOL Guard ↗Read the review →Get a quote →Paid

Side by side

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FeatureCursorGitHub CopilotClaude CodeDevinClineAiderDevin DesktopReplit AgentFactoryCodex CLIGoogle Antigravity CLIOpenCodeGemini Code AssistJunieOpenHandsZedzotBoltMuse CodeJugglerCodeRabbitWarpAugment CodeKilo CodegooseLangChainCrewAILlamaIndexOpenAI Agents SDK (Python)Pydantic AIAutoGenMicrosoft Agent FrameworkMastraLettaAgent Development Kit (ADK)Claude Agent SDKAgnoAgentsKit.jsLangGraphn8nLindyRelevance AIDifySalesforce AgentforceMoveworksGleanVecbaseBotpressMindStudioSim11xArtisanQualifiedRoxUnifyLead ScorerWarmlyAmplemarketPerplexityManusGensparkGPT ResearcherWebhoundElicitGC AIUndermindJulius AITinyFishVapiRetell AIBlandElevenLabs AgentsLiveKit AgentsPolyAISynthflowOpenAI Realtime APIDeepgram Voice Agent APICartesiaSkipCallsVoiceAgentsSierraFinDecagonCrescendoCrestaAdaBotsifyAuto-RespondZendesk AI agentsOpenClawVellumSalesTouchBrowserbaseFirecrawlAgentix Labssipgate flowAudioCodes Live HubIrisAgentMaven AGIAideLangflowUiPath Agent BuilderAisera Agent StudioSEObotAgentBridgeBitsclan IT SolutionsSafeNet CreationsCommentKeywordNeverApplyHOL Guard
DescriptionCoding agent in a desktop editor, terminal CLI, cloud VMs and CI, priced per seat plus token usage.GitHub's AI coding assistant and cloud agent, from editor completions to pull-request review.Agentic coding tool from Anthropic that edits your codebase, runs commands, and opens pull requests.Cloud AI software engineer that takes a ticket, works in its own VM, and opens a pull request.Apache 2.0 coding agent for IDE, terminal and SDK, running on any model provider you choose.Open-source terminal AI coding tool that edits your local git repo and commits the changes.AI IDE with a Kanban command center for running local and cloud coding agents; the renamed Windsurf.AI agent that writes, tests and publishes full apps from a chat prompt in Replit's browser workspace.Droid coding agents that run in the desktop app, CLI, IDEs, CI and Factory-managed cloud computers.OpenAI's terminal coding agent for inspecting, editing and running repository code from the shell.Terminal agent from Google Antigravity: an agy TUI plus headless mode for macOS, Linux and Windows.Open source AI coding agent for the terminal, desktop, browser and IDE, running any model you connect.Google's per-seat AI coding assistant and agent for IDEs, the terminal and GitHub pull requests.JetBrains' coding agent: runs in JetBrains IDEs, the terminal and CI, on JetBrains models or your own keys.Open-source software engineering agent with a browser client, CLI and Python SDK; local, cloud or self-hosted.Rust code editor with an Agent Panel running Zed's own agent, ACP external agents, or terminal agent CLIs.Single-binary terminal coding agent harness in Go: five built-in tools, most providers, extensions in any language.Browser-based AI agent that builds, hosts and publishes web and mobile apps from prompts.Meta's coding agent for planning, editing and validating repository changes from the terminal and CI.Open-source desktop workbench for AI coding agents, with inspectable tool calls and branching threads.AI code review agent for pull requests, the IDE and the CLI, with pre-merge checks and security scans.Agentic development environment: a terminal, a standalone agent CLI, and unattended cloud coding agents.Cosmos platform running fleets of coding agents across the SDLC, plus Auggie CLI and IDE extensions.Open source AI coding agent for VS Code, JetBrains, CLI and cloud, with 500+ models at provider rates.Open source AI agent for coding and general tasks; runs locally as a desktop app, CLI, or ACP server.Open source agent frameworks plus LangSmith, the platform for tracing, evaluating and deploying agents.Open-source multi-agent framework with a governed enterprise runtime for building and operating agent workflows.Open-source agent framework plus a credit-metered document parsing, extraction and indexing platform.Open-source Python framework for building agents with tools, handoffs, guardrails, sandboxes and tracing.Typed Python agent framework: any model, any surface, with a harness for long-running coding and research agents.Microsoft's open-source Python framework for building single- and multi-agent applications; now in maintenance mode.Open-source SDK for AI agents and multi-agent workflows across .NET, Python and Go.Open-source TypeScript framework for building AI agents, with a hosted platform for running and observing them.Stateful agent harness, cloud and SDK for agents with persistent, git-versioned memory.Open-source framework for building, evaluating and deploying AI agents in Python, TypeScript, Go, Java or Kotlin.Python and TypeScript library that runs Claude Code's agent loop and tools inside your own application.Python SDK, open-source AgentOS runtime and hosted control plane for building and operating agents.TypeScript foundation for AI agents: runtime, tools, memory, RAG, model adapters and headless chat UI bindings.Open-source orchestration framework and runtime for stateful, long-running LLM agents, from LangChain.Workflow automation platform for building and running AI agents on a visual canvas, with code where needed.AI teammate in Slack, email and meetings, sold per seat with a shared credit pool.Hosted low-code platform for building, evaluating and running teams of business AI agents.Open-source platform for building agentic workflows, AI agents and RAG knowledge pipelines.Salesforce's platform for building, deploying and monitoring AI agents on top of CRM data.Enterprise AI assistant plus a low-code studio for building agents across business systems.Enterprise AI platform for building, governing and running agents on permission-aware company context.Workspace where named AI agents get their own sandbox, files, tool grants and schedules.AI agent platform with a visual studio, a code-first TypeScript ADK and a helpdesk, priced per conversation.No-code visual builder for AI agent workflows, published as web apps, APIs, webhooks or MCP servers.Open-source AI workspace for building, deploying and running agents across 1,000+ integrations.AI SDR and inbound phone agent for outbound prospecting and real-time lead qualification.AI BDR that runs outbound end to end: finds leads, sends personalized email, handles replies, books meetings.Enterprise AI SDR agent that engages inbound visitors across chat, voice, video and email.Revenue agents that research accounts, prospect, run outbound and manage deals, metered in Agent Actions.AI outbound agents that research accounts, build prospect lists and run email sequences.AI SDR that sources companies from the French State registry, scores them and drafts outreach for your approval.Identifies anonymous website visitors and runs AI inbound and outbound GTM agents on one shared context graph.AI sales platform whose Duo agents find buying signals and draft multichannel outreach for revenue teams.AI answer engine with an agentic Computer, the Comet browser, and a developer API for web-grounded search.General-purpose AI agent that plans and executes tasks in its own cloud computer.All-in-one AI workspace of autonomous agents for research, slides, docs, code, images and video.Open-source autonomous research agent that gathers sources and writes cited long-form reports.Pay-as-you-go web research agent: set a dollar budget, get cited reports, datasets and claim traces.AI research agent that searches 138M+ papers and runs systematic reviews with sentence-level citations.Legal AI platform for in-house teams: contract drafting, review, playbooks and US case law research.AI literature research agent that searches, reads and cites the scientific record.AI workspace that researches topics, analyzes connected data, and produces decks, dashboards, sites and video.Web infrastructure for AI agents: search, page fetch, cloud browsers and goal-driven web automation.Developer platform for building, testing and deploying voice AI agents that make and receive phone calls.Platform for building, testing and deploying AI voice and chat agents on phone, web and SMS, billed per minute.Enterprise voice AI platform for phone agents, running its own self-hosted models.Hosted platform for building voice and chat agents, with telephony, SDKs and a choice of LLM.Open-source Python and Node.js framework for voice AI agents, with LiveKit Cloud hosting, telephony and observability.Enterprise platform for building voice and chat agents that resolve customer calls, priced per minute.Enterprise voice AI platform with in-house telephony for inbound and outbound call automation.OpenAI's speech-to-speech API for low-latency voice agents over WebRTC, WebSocket or SIP.One WebSocket API that runs speech-to-text, LLM orchestration and text-to-speech for real-time voice agents.Real-time speech models and a managed runtime for production phone and web voice agents.AI phone receptionist that answers, screens and books calls for small service businesses.Voice AI platform for phone agents that speak Yoruba, Igbo, Pidgin, Hausa and Nigerian English.Conversational AI platform for building enterprise customer-service agents across voice, chat, email and ChatGPT.Customer service AI agent priced per resolved outcome, deployable on any helpdesk.Enterprise AI support agents for chat, voice and email, built from natural-language Agent Operating Procedures.AI-native CX platform whose agents resolve customer contacts across voice, chat, email and messaging.Contact-centre AI platform for voice and digital AI agents, real-time human agent assist, and conversation analytics.Enterprise AI customer-service agents that resolve inquiries across voice, chat, email and social channels.White-label platform for prompt-built chat and voice agents, plus a done-for-you agent build service.AI voice and messaging agent that answers calls and marketplace leads, qualifies them, and books jobs.Customer-service AI agents for messaging, email and voice, billed per automated resolution.Self-hosted gateway that connects chat apps like WhatsApp, Telegram and Slack to AI agents on your own machine.Personal AI assistant with persistent memory and its own tools, run on Vellum Cloud or self-hosted.Remote MCP server giving AI agents typed LinkedIn tools with queues, limits, approvals and activity logs.Cloud headless browsers, search/fetch APIs and managed browser agents behind one API key.Web data API for AI agents: search, scrape, crawl and browser interaction returned as Markdown or JSON.Canadian AI engineering firm that designs, builds and deploys production AI agents for business workflows.EU-hosted real-time voice and telephony API for connecting phone calls to your own AI agents.Self-service SaaS for building voice AI agents and connecting them to SIP trunks, Teams, WhatsApp and WebRTC.AI support agent that resolves chat, email and phone tickets inside your existing helpdesk.Enterprise AI agent platform for customer support across chat, email, voice and web.Governed agentic AI that resolves customer support issues end to end inside Zendesk, Front and Gorgias.Open-source visual framework for building AI agents and RAG workflows in Python.Low-code canvas in UiPath Studio Web for building AI agents that run on the UiPath automation platform.No-code canvas for building, testing and deploying enterprise AI agents from natural-language instructions.Autonomous SEO agent that researches, writes, interlinks and publishes articles to your CMS.Local bridge connecting Claude Code and Codex as peers: cross-review, task splits, quota relay.Agency that designs, builds and runs custom AI agents inside your CRM, helpdesk, ERP and phone lines.Sri Lanka-registered agency building Tamil + English voice agents and WhatsApp automation for GTA businesses.Instagram comment-to-DM automation with an optional AI agent that continues the conversation.Job-hunt agent that scores newly posted roles, tailors your resume and submits applications on employer career sites.Local-first runtime security layer that reviews AI coding agent actions before they execute.
CategoryCoding agentsCoding agentsCoding agentsCoding agentsCoding agentsCoding agentsCoding agentsCoding agentsCoding agentsCoding agentsCoding agentsCoding agentsCoding agentsCoding agentsCoding agentsCoding agentsCoding agentsCoding agentsCoding agentsCoding agentsCoding agentsCoding agentsCoding agentsCoding agentsCoding agentsAgent frameworksAgent frameworksAgent frameworksAgent frameworksAgent frameworksAgent frameworksAgent frameworksAgent frameworksAgent frameworks, Agent platforms, Coding agentsAgent frameworksAgent frameworksAgent frameworks, Agent platformsAgent frameworksAgent frameworksAgent platformsAgent platformsAgent platformsAgent platformsAgent platformsAgent platformsAgent platformsAgent platformsAgent platformsAgent platformsAgent platformsSales & marketing agentsSales & marketing agentsSales & marketing agentsSales & marketing agentsSales & marketing agentsSales & marketing agentsSales & marketing agentsSales & marketing agentsResearch & data agentsResearch & data agents, Agent platformsResearch & data agents, Agent platformsResearch & data agentsResearch & data agentsResearch & data agentsResearch & data agents, Agent platforms, Legal agentsResearch & data agentsResearch & data agentsResearch & data agents, Agent tools & infrastructureVoice agentsVoice agentsVoice agentsVoice agents, Agent platformsVoice agents, Agent frameworksVoice agentsVoice agentsVoice agentsVoice agentsVoice agentsVoice agentsVoice agentsSupport agents, Agent platformsSupport agentsSupport agentsSupport agentsSupport agents, Agent platformsSupport agentsAgent platforms, Support agentsSupport agents, Voice agentsSupport agentsAgent platformsAgent platformsAgent tools & infrastructureAgent tools & infrastructureAgent tools & infrastructureAgencies & build partnersAgent tools & infrastructureVoice agentsSupport agentsSupport agentsSupport agentsAgent frameworksAgent platformsAgent platformsSales & marketing agentsAgent tools & infrastructureAgencies & build partnersAgencies & build partnersSales & marketing agentsResearch & data agentsAgent tools & infrastructure
PricingFreeFreeFreeFreeFreeFree (Apache 2.0) / foreverFreeFree$20 / monthFreeFreeFree$19/user/mo billed annually, or $22.80/user/mo billed monthlyFreeFree (Free)$0 / foreverFree$0$1.25/M input, $4.25/M output / per tokenFree$0 / monthFree$100/monthFreeFree (self-hosted)FreeFree (month (50 workflow executions))$0 / monthFreeFreeFreeFreeFree$0 / monthFreeFreeFreePaid$0/seat/monthFree$29.99/mo$0/monthFreeFreeCustomCustomUsage-based$0$0 / month$0 / forever$3,750 / monthCustom, contact salesCustom (contract)Free$0€0/month$4,875 / quarter (or $10,000/yr, annual)$600 / month, billed annually, 2 seats includedFreeFreeFreeFreeFrom $1 / no subscriptionFree$500/month$0$0/mo$0 / per request$0.05 / min$0.07–$0.31 / min$0.14/min / minute$0 / mo$0 / monthCustom (per minute, sales-led)$0.11-$0.16 / min$32 / $64 audio / per 1M tokens$4.50/hr Standard / Standard to Custom (BYO LLM and TTS)$0 / month$19.99/mo$12.50/monthCustom$0.99 / outcomeCustomFrom $2.99 per resolution / per resolution$150,000 / year (12-month contract)Custom, contact sales$149/month$99/month$19 / agent/month, billed annually$20 trial credit / monthly$0 / month$39/month$0 / moPaidPaidPaidPaidPaidPaidPaidPaidPaidPaidPaidPaidPaidPaidPaidPaidPaid
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Frequently asked questions

What is the single best AI agent?
There isn't one — it depends on the job. For coding, Cursor, GitHub Copilot and Claude Code lead their group; for building a custom agent, LangChain is the default starting point; for no-code workflow automation, n8n. See the grouped ranking above for the rest.
What is the best AI coding agent?
Cursor leads for in-editor agent work, GitHub Copilot for governed enterprise rollout on GitHub, and Claude Code for a terminal-native, CI-composable agent. Open-source alternatives Cline and Aider trade a managed experience for full control and no lock-in.
Are the agent frameworks (LangChain, CrewAI, etc.) ready-to-use agents?
No — a framework is a toolkit you build an agent with, not a product you sign up for. If you want something to use directly, look at the coding, platform, voice or support groups instead.
How often is this ranking updated?
Every listing carries a "last verified" date on its own page, and pricing/positioning is spot-checked on a rolling cadence rather than a fixed schedule — check an individual listing for its most recent check.

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Which agents actually ship.

What we re-checked, what got added, and one number from the index. Tuesdays.

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