# Best Agent platforms — Model choice

> Source: https://theagentsindex.com/best/agent-platforms/model-choice (curated, re-verified)

24 of 33 agent platforms match “Model choice”. Of the rest: 6 on some plans only, 3 no, 0 unknown.

How the agent platforms matching “Model choice” differ: 23 of 24 also match “Claude”, against 3 of 9 in the rest of the category.

| # | Name | What it is | Pricing | API |
| --- | --- | --- | --- | --- |
| 1 | [Tale](https://theagentsindex.com/tale.md) | Open-source project workspace where teams assign tasks to AI coding agents running in sandboxes. | freemium | Yes |
| 2 | [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 |
| 3 | [Dust](https://theagentsindex.com/dust.md) | Platform for building and running company agents on connected tools, data and 20+ models. | freemium | Yes |
| 4 | [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 |
| 5 | [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 |
| 6 | [StackAI](https://theagentsindex.com/stack-ai.md) | No-code enterprise platform for building, deploying and governing AI agents across business systems. | free | Yes |
| 7 | [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 |
| 8 | [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 |
| 9 | [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 |
| 10 | [Sim](https://theagentsindex.com/sim.md) | Open-source AI workspace for building, deploying and running agents across 1,000+ integrations. | freemium | Yes |
| 11 | [MindStudio](https://theagentsindex.com/mindstudio.md) | No-code platform for building, running and deploying AI agents as drag-and-drop workflows. | freemium | Yes |
| 12 | [OpenClaw](https://theagentsindex.com/openclaw.md) | Open-source personal agent runtime you host yourself and message from any chat app. | freemium | Yes |
| 13 | [Agno](https://theagentsindex.com/agno.md) | Python SDK plus self-hosted AgentOS runtime and hosted control plane for building and operating agents. | freemium | Yes |
| 14 | [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 |
| 15 | [Glean](https://theagentsindex.com/glean.md) | Enterprise AI platform for building, governing and running agents on permission-aware company context. | paid | Yes |
| 16 | [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 |
| 17 | [Letta](https://theagentsindex.com/letta.md) | Stateful agent harness, cloud and SDK for agents with persistent, git-versioned memory. | freemium | Yes |
| 18 | [Vecbase](https://theagentsindex.com/vecbase.md) | Annual membership for member-rate access to a multi-vendor model catalog, plus hosted AI agents. | paid | Yes |
| 19 | [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 |
| 20 | [Dify](https://theagentsindex.com/dify.md) | Open-source platform for building agentic workflows, AI agents and RAG knowledge pipelines. | freemium | Yes |
| 21 | [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 |
| 22 | [Relevance AI](https://theagentsindex.com/relevance-ai.md) | Platform for building and running specialist business agents and multi-agent workforces. | paid | Yes |
| 23 | [LangChain](https://theagentsindex.com/langchain.md) | Open source agent frameworks plus LangSmith, a hosted platform to trace, evaluate, deploy and govern agents. | freemium | Yes |
| 24 | [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 |