KnownGate for ChatGPT

com.knowngate/verify

Food verification for people and AI agents: evidence-backed verdicts, with sources and dates.

client:ChatGPT transport:streamable-http tools:4

Install KnownGate in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.knowngate.com

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