scribo for ChatGPT

io.github.causa-prima-ai/scribo

EN 16931-compliant e-invoices: XRechnung, ZUGFeRD, Factur-X, Peppol BIS, Facturae or US PDF. Free.

client:ChatGPT transport:streamable-http tools:4

Install scribo in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://scribo.causaprima.ai/mcp

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