Cursor

Countersign by Signalry for Cursor

ai.signalry/countersign

Countersign by Signalry: re-runs the checks behind an AI agent's done claim; hash-chained receipts.

client:Cursor transport:streamable-http tools:19

Install Countersign by Signalry in Cursor

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

{
  "mcpServers": {
    "countersign": {
      "url": "https://countersign.signalry.ai/mcp"
    }
  }
}

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

What Cursor can do once it is connected

Countersign by Signalry in other clients

Countersign by Signalry MCP server