Composio, from Composiohq, is an AI agent integration platform that equips AI agents and Large Language Models with tools to interact with external applications and services. Operating as an MCP server, it enables AI clients and SDKs to access over 1,000 applications. Composio supports various authentication methods and is designed for developers building sophisticated AI agents, connecting them to a broad ecosystem of services and existing AI frameworks.

What does Composio connect to?

Composio connects AI tools and clients to more than 1,000 applications. This includes popular services such as Gmail, Slack, GitHub, Notion, Google Workspace, Microsoft (Outlook, Teams), X/Twitter, and Figma. It functions as an AI Agent Integration Platform and provides an MCP server, supporting the integration of diverse AI clients and SDKs. The project is also identified as an "Enterprise" category offering on GitHub.

Core features and tools

Composio exposes callable tools as typed function calls, compatible with many AI frameworks. Key meta-tools include tools.get for fetching tools, api:pull to update OpenAPI specifications, and COMPOSIO_SEARCH_TOOLS for tool discovery. Connection management uses COMPOSIO_MANAGE_CONNECTIONS and COMPOSIO_WAIT_FOR_CONNECTIONS. For execution, COMPOSIO_MULTI_EXECUTE_TOOL runs multiple tools, while COMPOSIO_REMOTE_WORKBENCH and COMPOSIO_REMOTE_BASH_TOOL handle remote processing and bash commands. Tools are identified by "tool slugs" like {TOOLKIT}_{ACTION} in SCREAMING_SNAKE_CASE.

Who is it for?

Composio primarily serves developers building AI agents and LLMs, including solo operators and small teams. It integrates with AI SDKs like Anthropic, OpenAI, and Google, alongside agent frameworks such as LangChain, CrewAI, LlamaIndex, Mastra, and AutoGen. The platform supports developers in extending agent capabilities to interact with external applications. Skip this if your primary need is general application integration for non-AI workflows.

How to get started

Access is granted through a standard OAuth authorization flow, with users connecting accounts via a secure "Connect Link." The MCP server supports Stdio for local servers and SSE for hosted servers.

Use cases

• Automated Content Creation and Repurposing: Agents research, draft, and publish content across Notion, HubSpot/WordPress, Slack, and Google Calendar.
• Cross-Application Workflow Orchestration: Agents transform GitHub Pull Requests into Linear issues and announce them in Slack.
• Enhanced Code Agent Functionality: AI agents understand, generate, and optimize code via CrewAI, Autogen, and other frameworks.

Composio stands as an AI agent integration platform, connecting AI agents and LLMs to a vast ecosystem of over 1,000 applications. Its support for various AI frameworks and SDKs, coupled with user-centric authentication, makes it a valuable asset for developers. The platform's callable tools allow for complex cross-application workflows and enhanced code agent functionality.