smithsonian mcp server for ChatGPT

io.github.cyanheads/smithsonian-mcp-server

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client:ChatGPT transport:streamable-http runtime:npm tools:6

Install smithsonian mcp server in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://smithsonian.caseyjhand.com/mcp

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