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ChatGPT

Allowances API for ChatGPT

com.allowancesapi/per-diem-allowances

U.S. government per diem and overseas allowance rates from GSA, DTMO OCONUS and State DSSR tables.

client:ChatGPT transport:streamable-http tools:43

Install Allowances API in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.allowancesapi.com/mcp

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

What ChatGPT can do once it is connected

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Allowances API in other clients