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mcp/harbor
Zed

Deus Witness for Zed

io.github.sipkigroup/witness

MCP proxy: holds risky tool calls for passkey approval; signed receipts you can check offline.

client:Zed transport:stdio runtime:pypi

Install Deus Witness in Zed

~/.config/zed/settings.json · windows: %APPDATA%\Zed\settings.json

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "context_servers": {
    "witness": {
      "command": "uvx",
      "args": [
        "deus-witness"
      ],
      "env": {
        "DEUS_WITNESS_KEY": "<DEUS_WITNESS_KEY>",
        "DEUS_WITNESS_URL": "<DEUS_WITNESS_URL>"
      }
    }
  }
}

Merge this into your existing settings object — do not replace the file. Zed docs

Deus Witness in other clients

Deus Witness MCP server