buyer.sh for ChatGPT

sh.buyer/search

Product search for agents: price, merchant, rating and checkout links across online stores.

client:ChatGPT transport:streamable-http tools:1

Install buyer.sh in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://api.buyer.sh/mcp

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