Apollo Invoicing for ChatGPT

io.github.404-studio/apollo-invoicing

Manage Apollo invoices and customers with entity-scoped OAuth and optional read/write access.

client:ChatGPT transport:streamable-http

Install Apollo Invoicing in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://eu.spaceinvoices.com/mcp/r/wlr_156199db8087faa6901fdb63ed664604

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