ReturnCheck for ChatGPT

io.github.mangelmartinezfer-hue/returncheck

Can this product actually be returned? The merchant's exact clause, its URL and the date.

client:ChatGPT transport:streamable-http runtime:npm tools:1

Install ReturnCheck in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://returncheck.m-angelmartinez-fer.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