criba: who is calling your MCP server for ChatGPT

com.cribalo/criba

Identify who calls your MCP server or A2A agent: declared identity vs observed behaviour.

client:ChatGPT transport:streamable-http tools:3

Install criba: who is calling your MCP server in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://criba.cribalo.com/mcp

Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs