Overview

This guide covers installation, authentication flows, and troubleshooting for MCP tools in Cursor.

Installation

  1. Open Settings -> Cursor Settings

  2. Click on "Features"

  3. Add a new MCP Server with this SSE URL:

    Paste the generated URL

    Generated SSE URL

🎉 Done! You can now use MCP features directly in Cursor

mcp-cusor.mp4

Authentication Methods

Composio MCP supports two authentication methods:

OAuth Authentication

  1. Connection Check Ask the LLM if there is any active connection with the said app.
  2. Initiate Connection If no active connection exists, ask the LLM to initiate a connection.
  3. Complete Authentication Click the provided authentication link and complete the OAuth flow in your browser.
  4. Execute Actions Once authenticated, the LLM can execute authorized actions.

Clipboard-20250305-142821-107.mp4

API Key Authentication

  1. Connection Verification Ask the LLM if there is any active connection with the said app.
  2. Initiate Connection If no active connection exists, ask the LLM to initiate a connection.
  3. Request API Key The LLM initiates a connection and prompts for your API key.