Research Paper & DOI Lookup (Crossref) for Gemini CLI

io.github.pcp183/paper-lookup

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

client:Gemini CLI transport:streamable-http tools:1

Install Research Paper & DOI Lookup (Crossref) in Gemini CLI

~/.gemini/settings.json · windows: %USERPROFILE%\.gemini\settings.json

{
  "mcpServers": {
    "paper-lookup": {
      "httpUrl": "https://paper-lookup-production-56b0.up.railway.app/mcp"
    }
  }
}

Gemini expands $VAR and ${VAR} inside env values, so a secret can live in your shell rather than this file. Gemini CLI docs