x402 Gateway — Inspect Paid API Terms for ChatGPT

com.scriptmasterlabs/x402-gateway

Discover x402 paid APIs and inspect fresh payment requirements before authorizing spend.

client:ChatGPT transport:streamable-http

Install x402 Gateway — Inspect Paid API Terms in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp-x402-gitlab-main.onrender.com/mcp

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