# NewsletterFIT MCP

Streamable HTTP endpoint. **POST** JSON-RPC with an OAuth 2.1 access token (connectors sign in; see the metadata below) or a Bearer API key.

- Docs: https://newsletterfit.com/docs/mcp.md
- Guide: https://newsletterfit.com/auth.md
- OpenAPI: https://newsletterfit.com/api/v1/openapi.yaml
- Docs: https://newsletterfit.com/docs/api
- Metadata: https://newsletterfit.com/.well-known/oauth-protected-resource/mcp

Example:
```
curl -X POST https://newsletterfit.com/mcp \
  -H "Authorization: Bearer nf_live_…" \
  -H "Accept: application/json, text/event-stream" \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":1,"method":"initialize","params":{"protocolVersion":"2025-06-18","capabilities":{},"clientInfo":{"name":"demo","version":"0"}}}'
```