Flowie Exchange API for ChatGPT

com.get-flowie/exchange

Every Flowie Exchange API operation as a tool: send, receive and validate e-invoices.

client:ChatGPT transport:streamable-http

Install Flowie Exchange API in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://back.p2p-flowie.com/exchange/mcp

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