Composio
Tool integration platform connecting AI agents to 1,000+ apps with managed auth and execution
Composio lets AI agents interact with 1,000+ apps like Gmail, Slack, GitHub, Notion, and Jira through Python and JavaScript SDKs. It listens to your LLM's function calls, handles OAuth and API key authentication, maps calls to real-world APIs, and executes them reliably. Supports 25+ agent frameworks including LangChain, CrewAI, AutoGen, and OpenAI Agents SDK, plus MCP servers. SOC 2 and ISO 27001 compliant. Free tier includes 20,000 tool calls per month.
Pricing: Free / monthly subscriptions
Composio Alternatives
Explore 52 products in the Agents category. View all Composio alternatives.
AutoGen
Microsoft's multi-agent framework, in maintenance mode since 2026; Microsoft points new projects to Agent Framework
Burr
Build stateful AI agents and applications as state machines, with a built-in tracing UI
CrewAI
Framework for orchestrating role-playing, autonomous AI agents.
Letta
Framework for building stateful AI agents with persistent memory, formerly MemGPT
Smolagents
Lightweight Python agent framework from Hugging Face where agents write Python code instead of JSON tool calls
Semantic Kernel
Microsoft's SDK for building and orchestrating AI agents in .NET, Python, and Java
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