How to Connect Composio Remote MCP to ChatGPT
Add Composio's remote MCP server to ChatGPT in about a minute.
Step-by-step
- Open ChatGPT connector settingsSettings โ Connectors โ enable Developer Mode โ Add custom connector.
- Paste the endpointURL:
https://mcp.composio.dev/mcp. On first use your client opens a Composio OAuth consent screen โ approve it and tools become available. - VerifyVerify in the browser: paste
https://mcp.composio.dev/mcpinto remotemcp.net/inspector and run initialize + tools/list.
Troubleshooting OAuth / 401
- A
401 Unauthorizedon first connect is normal โ the endpoint is OAuth-protected; let ChatGPT finish the browser consent flow. - If the consent window never opens, remove and re-add the server, then retry.
- Check the exact challenge at our OAuth debugger.
- Run the live endpoint through the online inspector to see the raw JSON-RPC exchange.
Or add to ~/.cursor/mcp.json:
{
"mcpServers": {
"composio": {
"url": "https://mcp.composio.dev/mcp"
}
}
}claude mcp add --transport http composio https://mcp.composio.dev/mcp
Or add to .vscode/mcp.json:
{
"servers": {
"composio": {
"type": "http",
"url": "https://mcp.composio.dev/mcp"
}
}
}- Open Settings โ Connectors (Integrations) โ Add Custom Connector.
- Paste the endpoint URL:
https://mcp.composio.dev/mcp - Complete the browser OAuth 2.1 login flow when prompted.
Bridge the remote endpoint into stdio with mcp-remote in claude_desktop_config.json:
{
"mcpServers": {
"composio": {
"command": "npx",
"args": [
"-y",
"mcp-remote",
"https://mcp.composio.dev/mcp"
]
}
}
}Add to ~/.codeium/windsurf/mcp_config.json:
{
"mcpServers": {
"composio": {
"serverUrl": "https://mcp.composio.dev/mcp"
}
}
}Tools exposed by Composio MCP (3)
| Tool | Safety | Description | Parameters |
|---|---|---|---|
| list_active_integrations | ๐ข Read | List app integrations currently connected and active. | โ |
| execute_composio_tool | ๐ Write | Execute a tool from a connected Composio toolkit. | toolName*: stringparams: object |
| initiate_oauth_connection | ๐ Write | Start an OAuth connection flow for a third-party app. | appName*: string |
Connect Composio MCP to another client
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