Syl Guardian for Cursor

io.sylai/guardian

Causal guardrail: pass/caution/hold verdict on a causal claim before an agent acts.

client:Cursor transport:streamable-http tools:2

Install Syl Guardian in Cursor

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

{
  "mcpServers": {
    "guardian": {
      "url": "https://guardian.sylai.io/mcp"
    }
  }
}

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