Cursor

JSON Check for Cursor

io.github.sadri-dridi/json-check

Check whether text is valid JSON. The body is discarded.

client:Cursor transport:streamable-http tools:30

Install JSON Check in Cursor

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

{
  "mcpServers": {
    "json-check": {
      "url": "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/json-check/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

All 30 tools →

JSON Check in other clients

JSON Check MCP server