LocalFree server, account needed

paper-preflight MCP server

amos689/paper-preflight

Checks every reference of a LaTeX paper against Crossref, dblp, arXiv, DataCite, PubMed and OpenAlex records: whether each cited work exists, matches its metadata and was not retracted, with no LLM in the verdict.

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Install paper-preflight in Claude Code

Claude Code
claude mcp add paper-preflight -- uvx paper-preflight
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
{
  "mcpServers": {
    "paper-preflight": {
      "command": "uvx",
      "args": [
        "paper-preflight"
      ]
    }
  }
}

Frequently asked questions

What does the paper-preflight MCP server do?

Checks every reference of a LaTeX paper against Crossref, dblp, arXiv, DataCite, PubMed and OpenAlex records: whether each cited work exists, matches its metadata and was not retracted, with no LLM in the verdict.

Is the paper-preflight MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does paper-preflight run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add paper-preflight to Claude Code?

Run: claude mcp add paper-preflight -- uvx paper-preflight

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