LocalFree

Witnessd MCP server

jschunter/witnessd-mcp

Neutral third-party witness: independently fetch, hash, timestamp, archive any URL or API response.

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Install Witnessd in Claude Code

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

Frequently asked questions

What does the Witnessd MCP server do?

Neutral third-party witness: independently fetch, hash, timestamp, archive any URL or API response.

Is the Witnessd 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 Witnessd run locally or remotely?

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

How do I add Witnessd to Claude Code?

Run: claude mcp add witnessd -- npx -y witnessd-mcp

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