Japan Public Data (法人番号・登録支援機関・官公需入札) for ChatGPT

io.github.takaratomita/mcp-tools

Japan public data: corporate numbers, registered support organizations, government bid notices.

client:ChatGPT transport:streamable-http tools:3

Install Japan Public Data (法人番号・登録支援機関・官公需入札) in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp-tools.takara0408103123.workers.dev/mcp

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