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mcp/harbor
Claude Desktop

Attest proxy for Claude Desktop

io.github.dev-prathap/attest-proxy

Zero-code proxy: policy, human gate, read-back and a hash-chained ledger for any MCP server.

client:Claude Desktop transport:stdio runtime:pypi

Install Attest proxy in Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json

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

{
  "mcpServers": {
    "attest-proxy": {
      "command": "uvx",
      "args": [
        "attestlayer"
      ],
      "env": {
        "ATTEST_POLICY": "<ATTEST_POLICY>",
        "ATTEST_LEDGER": "<ATTEST_LEDGER>",
        "ATTEST_INBOX_URL": "<ATTEST_INBOX_URL>",
        "SLACK_BOT_TOKEN": "<SLACK_BOT_TOKEN>",
        "ATTEST_SLACK_CHANNEL": "<ATTEST_SLACK_CHANNEL>"
      }
    }
  }
}

Settings → Developer → Edit Config opens this file. Restart the app after saving. Claude Desktop docs

Attest proxy in other clients

Attest proxy MCP server