# Composio

> Updated 2026-09-03 · type: tool · category: mcp-agents · status: active · rev 1

OSS alt to Zapier-for-agents, proprietary tool platforms; ~29600 stars; complements ACI.dev, Nango, Pipedream, MCP servers; Root LICENSE is MIT (some…

- Open source: yes (MIT (Elastic-2.0 on some server dirs))
- Self-hostable: yes
- Pricing model: free
- Best for: Developers building AI agents that turn intent into action across frameworks like OpenAI, Anthropic, and LangChain.
- Last verified: 2026-09-04

- **Canonical:** https://gtmstacker.com/registry/tool/composio/
- **Source:** [github · github.com/ComposioHQ](https://github.com/ComposioHQ/composio)
- **Tags:** mcp-agents, agent-connectors-mcp-servers
- **Repository:** https://github.com/ComposioHQ/composio

## Is Composio open source?

Yes — MIT (Elastic-2.0 on some server dirs)-licensed.

## How much does Composio cost?

It is free to use.

## Can I self-host Composio?

Yes — it can be self-hosted.


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OSS alt to Zapier-for-agents, proprietary tool platforms; ~29600 stars; complements ACI.dev, Nango, Pipedream, MCP servers; Root LICENSE is MIT (some managed-server subdirectories carry Elastic-2.0). Handles OAuth/managed-auth to 250+ apps and exposes them as agent tools/MCP; uses each app's official credentials -> ethical_risk empty. Cloud offering is separate.