LocalFree server, account needed

Scix Client MCP server

yipihey/scix-client

Search the astronomy and physics literature (SciX / NASA ADS): papers, citations, metrics, BibTeX.

2 GitHub stars
Source code

Install Scix Client in Claude Code

MCP Bundle (.mcpb)

Claude Code
curl -LO https://github.com/yipihey/scix-client/releases/download/v0.4.1/scix-v0.4.1.mcpb
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
Download scix-v0.4.1.mcpb and double-click it to install in Claude Desktop.

MCP Bundles install in one click in Claude Desktop. Download the file, then open it.

PyPI (uv)

Claude Code
claude mcp add scix-client -e SCIX_API_TOKEN=... -- uvx scix-client
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
{
  "mcpServers": {
    "scix-client": {
      "command": "uvx",
      "args": [
        "scix-client"
      ],
      "env": {
        "SCIX_API_TOKEN": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the Scix Client MCP server do?

Search the astronomy and physics literature (SciX / NASA ADS): papers, citations, metrics, BibTeX.

Is the Scix Client 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 Scix Client run locally or remotely?

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

How do I add Scix Client to Claude Code?

Run: curl -LO https://github.com/yipihey/scix-client/releases/download/v0.4.1/scix-v0.4.1.mcpb

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