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mcp/harbor
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Research Paper & DOI Lookup (Crossref) MCP

v0.1.0

io.github.pcp183/paper-lookup

Resolve DOIs and search 150M+ scholarly works (Crossref): authors, journal, citations. x402.

transport:streamable-http tools:1
View source Website

Target client

run in your project directory 

claude mcp add --transport http paper-lookup https://paper-lookup-production-56b0.up.railway.app/mcp

setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok ChatGPT Claude.ai LangChain

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

paper_lookup

paper lookup

All 1 tools, one page each

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. Check the server's own documentation before granting access.