# Best Agent platforms — The Agents Index

> Source: https://theagentsindex.com/category/agent-platforms (curated, quality-gated, re-verified)

No-code and low-code platforms for building and running agents in production — open-source self-hostable builders, closed-source SaaS, and CRM-native platforms.

32 quality-gated agents in this category. Each name links to its answer-first markdown twin.

| Name | What it is | Pricing | API |
| --- | --- | --- | --- |
| [Tale](https://theagentsindex.com/tale.md) | Open-source project workspace where teams assign tasks to AI coding agents running in sandboxes. | freemium | Yes |
| [PitchAI Agent Engine](https://theagentsindex.com/agent-engine.md) | Scheduled agents that run recurring office administration across accounting, CRM and mail systems. | paid | — |
| [LuMay](https://theagentsindex.com/lumay.md) | Enterprise agentic AI platform with packaged voice, legal, compliance and workflow agents; SaaS, on-prem or air-gapped. | paid | Yes |
| [Dust](https://theagentsindex.com/dust.md) | Platform for building and running company agents on connected tools, data and 20+ models. | freemium | Yes |
| [Pickaxe](https://theagentsindex.com/pickaxe.md) | No-code platform for building AI agents and selling them through branded portals with billing built in. | freemium | Yes |
| [Gumloop](https://theagentsindex.com/gumloop.md) | Multiplayer AI agent builder: teams build agents over their apps while IT keeps governance and spend control. | paid | Yes |
| [StackAI](https://theagentsindex.com/stack-ai.md) | No-code enterprise platform for building, deploying and governing AI agents across business systems. | free | Yes |
| [Aisera Agent Composer (Agent Studio)](https://theagentsindex.com/aisera-agent-studio.md) | Conversational, no-code builder for enterprise AI agents on the Aisera platform. | paid | Yes |
| [UiPath Agent Builder](https://theagentsindex.com/uipath-agent-builder.md) | Low-code canvas in UiPath Studio Web for building AI agents that run on the UiPath automation platform. | freemium | Yes |
| [Vellum](https://theagentsindex.com/vellum-ai.md) | Open-source personal AI assistant with long-term memory that acts across your tools, in the cloud or self-hosted. | freemium | Yes |
| [Sim](https://theagentsindex.com/sim.md) | Open-source AI workspace for building, deploying and running agents across 1,000+ integrations. | freemium | Yes |
| [MindStudio](https://theagentsindex.com/mindstudio.md) | No-code platform for building, running and deploying AI agents as drag-and-drop workflows. | freemium | Yes |
| [OpenClaw](https://theagentsindex.com/openclaw.md) | Open-source personal agent runtime you host yourself and message from any chat app. | freemium | Yes |
| [Agno](https://theagentsindex.com/agno.md) | Python SDK, open-source AgentOS runtime and hosted control plane for building and operating agents. | freemium | Yes |
| [Botpress](https://theagentsindex.com/botpress.md) | AI agent platform with a visual studio, a code-first TypeScript ADK and a helpdesk, priced per conversation. | freemium | Yes |
| [Genspark](https://theagentsindex.com/genspark.md) | All-in-one AI workspace with autonomous agents for slides, docs, sheets, code, media and scheduled automation. | freemium | Yes |
| [Botsify](https://theagentsindex.com/botsify.md) | White-label platform for building prompt-based AI chat and voice agents that agencies resell under their own brand. | paid | Yes |
| [Glean](https://theagentsindex.com/glean.md) | Enterprise AI platform for building, governing and running agents on permission-aware company context. | paid | Yes |
| [Moveworks](https://theagentsindex.com/moveworks.md) | Enterprise AI assistant and low-code agent platform for employee search and task automation. | paid | Yes |
| [Salesforce Agentforce](https://theagentsindex.com/salesforce-agentforce.md) | Salesforce's platform for building, deploying and monitoring AI agents on top of CRM data. | freemium | Yes |
| [Cresta](https://theagentsindex.com/cresta.md) | Enterprise contact-centre platform with autonomous voice and digital AI agents plus real-time human agent assist. | paid | Yes |
| [Letta](https://theagentsindex.com/letta.md) | Stateful agent harness, cloud and SDK for agents with persistent, git-versioned memory. | freemium | Yes |
| [Vecbase](https://theagentsindex.com/vecbase.md) | Annual membership for member-rate access to a multi-vendor model catalog, plus hosted AI agents. | paid | Yes |
| [GC AI](https://theagentsindex.com/gc-ai.md) | Legal AI platform for in-house counsel, spanning drafting, contract review, playbooks and research. | paid | Yes |
| [ElevenLabs Agents](https://theagentsindex.com/elevenlabs-conversational-ai.md) | Hosted platform for building voice and chat agents, with telephony, SDKs and a choice of LLM. | freemium | Yes |
| [Dify](https://theagentsindex.com/dify.md) | Open-source platform for building agentic workflows, AI agents and RAG knowledge pipelines. | freemium | Yes |
| [Lindy](https://theagentsindex.com/lindy.md) | Slack-native AI teammate that connects to company tools and does delegated work, billed per seat with pooled credits. | paid | No |
| [Manus](https://theagentsindex.com/manus.md) | General-purpose AI agent that plans and executes multi-step tasks on its own cloud computer. | freemium | Yes |
| [Relevance AI](https://theagentsindex.com/relevance-ai.md) | Platform for building and running specialist business agents and multi-agent workforces. | paid | Yes |
| [Sierra](https://theagentsindex.com/sierra.md) | Enterprise platform for customer-service AI agents across voice, chat, email and messaging, priced by outcome. | paid | Yes |
| [LangChain](https://theagentsindex.com/langchain.md) | Open source agent frameworks plus LangSmith, a hosted platform to trace, evaluate, deploy and govern agents. | freemium | Yes |
| [n8n](https://theagentsindex.com/n8n.md) | Workflow automation platform for building and running AI agents on a visual canvas, with code where needed. | freemium | Yes |