mcp for ChatGPT

io.github.lemmaoracle/mcp

Verifiable provenance for AI agents — ZK proofs over confidential documents, no plaintext exposure.

client:ChatGPT transport:streamable-http runtime:npm tools:5

Install mcp in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.lemma.workers.dev/mcp

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