API Indonesia for ChatGPT

id.apiindonesia/api-indonesia

Indonesian public data: regions, postal codes, holidays, prayer times, BMKG, schools, wages

client:ChatGPT transport:streamable-http

Install API Indonesia in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.apiindonesia.id/mcp

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