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mcp/harbor
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crossref MCP

v1.0.0

io.github.smaboundless/crossref

Search and retrieve scholarly metadata from the Crossref REST API

transport:stdio runtime:pypi
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Target client

run in your project directory

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

claude mcp add crossref -e CROSSREF_MAILTO=<CROSSREF_MAILTO> -- uvx crossref-mcp-server

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

This listing does not declare its tools. Connect the server and your client will discover them on the handshake.