BankOpenAPI for ChatGPT

com.bankopenapi/bankopenapi

Accept bank transfers in Vietnam: VietQR payment requests, payment status, incoming transactions.

client:ChatGPT transport:streamable-http

Install BankOpenAPI in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://app.bankopenapi.com/api/mcp

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