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mcp/harbor
Cursor

proof layer for Cursor

io.github.world-999-labs/proof-layer

Signed, hash-chained provenance receipts for AI agent actions.

client:Cursor transport:stdio runtime:npm

Install proof layer in Cursor

~/.cursor/mcp.json · windows: %USERPROFILE%\.cursor\mcp.json

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

{
  "mcpServers": {
    "proof-layer": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@proof-layer/mcp"
      ],
      "env": {
        "PROOF_LAYER_API_KEY": "<PROOF_LAYER_API_KEY>",
        "PROOF_LAYER_API_URL": "<PROOF_LAYER_API_URL>",
        "PROOF_LAYER_TELEMETRY": "<PROOF_LAYER_TELEMETRY>"
      }
    }
  }
}

Use .cursor/mcp.json in a project root instead to scope it to that project. Cursor merges both. Cursor docs

proof layer in other clients

proof layer MCP server