Open-source Python library for 73 API connectors — Gmail, Slack, GitHub, Stripe, OpenAI, Anthropic & more. MCP server, OpenAI function calling, Anthropic tool use. 1,519 actions, 11 live-verified. Apache 2.0.
python open-source ai-agents tool-use api-connector langchain llm-tools mcp-server openai-function-calling anthropic-tool-use
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Updated
Jun 25, 2026 - Python