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Research Paper & DOI Lookup (Crossref)

io.github.pcp183/paper-lookup

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

Install

Add the config to your client settings. Replace values in <angle brackets> with your own.

claude_desktop_config.json

{
  "mcpServers": {
    "paper-lookup": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://paper-lookup-production-56b0.up.railway.app/mcp"
      ]
    }
  }
}

Details

Name: io.github.pcp183/paper-lookup
Version: 0.1.0
Updated: Oct 17, 2026
Source: Official MCP Registry
Repository: https://github.com/pcp183/paper-lookup
Website: https://paper-lookup-production-56b0.up.railway.app