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mcp/harbor
Cursor

FlagQuantum MCP Server for Cursor

io.github.flagquantum/flagquantum-mcp-server

Build, compile, run and export FlagQuantum circuits locally. No credentials or outbound network.

client:Cursor transport:stdio runtime:pypi

Install FlagQuantum MCP Server 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": {
    "flagquantum-mcp-server": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "flagquantum-mcp-server"
      ],
      "env": {
        "FLAGQUANTUM_MCP_MAX_QUBITS": "<FLAGQUANTUM_MCP_MAX_QUBITS>",
        "FLAGQUANTUM_MCP_MAX_GATES": "<FLAGQUANTUM_MCP_MAX_GATES>",
        "FLAGQUANTUM_MCP_MAX_IR_BYTES": "<FLAGQUANTUM_MCP_MAX_IR_BYTES>"
      }
    }
  }
}

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

FlagQuantum MCP Server in other clients

FlagQuantum MCP Server MCP server