euinvoice for ChatGPT

app.euinvoice/euinvoice

Create EU-compliant invoices, manage clients and download PDFs from your AI assistant.

client:ChatGPT transport:streamable-http

Install euinvoice in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://api.euinvoice.app/mcp

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