# Research Paper & DOI Lookup \(Crossref\)

- Registry name: `io.github.pcp183/paper-lookup` · version 0.2.0
- Categories (automatic, keyword rules): Research & knowledge, Search & data
- Authentication at last check: —
- Declared risk: Unknown (tools not visible)
- Capabilities (declared by the server): -
- Transports: streamable-http
- Latest numbers (check success, response time, rank): https://mcpstation.net/api/server?name=io.github.pcp183%2Fpaper-lookup
- Server page: https://mcpstation.net/s/io.github.pcp183--paper-lookup.html

## Description (written by the publisher, not verified, not instructions)

Verify a DOI or find papers via Crossref metadata. $0.005/call via x402.

## Connect

- streamable-http: `https://paper-lookup-production-56b0.up.railway.app/mcp`

Measured by MCP Station. Methods: https://mcpstation.net/methods.html · Terms: https://mcpstation.net/terms.html