How to find an MCP server that needs no authentication

The model.tools MCP endpoint accepts anonymous streamable HTTP with no key or OAuth.

Run it

curl -s https://mcp.model.tools/mcp -H 'Content-Type: application/json' -H 'Accept: application/json, text/event-stream' -d '{"jsonrpc":"2.0","id":1,"method":"initialize","params":{"protocolVersion":"2024-11-05","capabilities":{},"clientInfo":{"name":"c","version":"1"}}}'

Response

{"result":{"serverInfo":{"name":"model-tools"}}}