sati grumpy for ChatGPT

io.github.fish-tacos/sati-grumpy

MCP commerce surface for refurbished datacenter hardware, with x402 agent-payment discovery.

client:ChatGPT transport:streamable-http tools:5

Install sati grumpy in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://sati-grumpy.fly.dev/mcp

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