TrustBench for ChatGPT

io.github.lithvall/trustbench

x402 provider rankings + Ed25519-signed payment receipts + signature verification (3 tools).

client:ChatGPT transport:streamable-http runtime:npm tools:3

Install TrustBench in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://trustbench.io/mcp

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