LocalFree

datadiffer MCP server

gauthierpiarrette/datadiffer

Read-only table diffs with segment attribution: which slice of your data changed.

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Install datadiffer in Claude Code

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

Frequently asked questions

What does the datadiffer MCP server do?

Read-only table diffs with segment attribution: which slice of your data changed.

Is the datadiffer MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does datadiffer run locally or remotely?

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

How do I add datadiffer to Claude Code?

Run: claude mcp add datadiffer -- uvx datadiffer

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