attest — verification for AI agent artifacts for ChatGPT

io.github.mrpkk/attest

Verify an AI agent artifact: schema, emptiness, provenance and mandate authority, Ed25519-signed.

client:ChatGPT transport:streamable-http

Install attest — verification for AI agent artifacts in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://attest.rta.lat/mcp

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