Qiskit Code Assistant MCP Server

What the code does

We read the source, 2 d ago · rules 995398eba69f

A value the model can set ends up inside a file or shell call. That is not a flaw by itself — for a terminal server it is the job — but it is where things go wrong when it is not.

        _tb_state.process = subprocess.Popen(  # nosec B603 B607

What this server is able to do. For an MCP server this is often the job itself — a terminal server runs commands because that is what it is for. Listed so you know what you are plugging in, not as an accusation.

этот файл ставится пользователю, но в репозитории его нет

        _tb_state.process = subprocess.Popen(  # nosec B603 B607

Is this your server and something here is wrong? Tell us — corrections are free and do not require a plan.

Connect this server

This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.

claude mcp add qiskit-code-assistant-mcp-server -e 'QISKIT_IBM_TOKEN=<QISKIT_IBM_TOKEN>' -- uvx qiskit-code-assistant-mcp-server

{
  "mcpServers": {
    "qiskit-code-assistant-mcp-server": {
      "command": "uvx",
      "args": [
        "qiskit-code-assistant-mcp-server"
      ],
      "env": {
        "QISKIT_IBM_TOKEN": "<QISKIT_IBM_TOKEN>"
      }
    }
  }
}

[mcp_servers.qiskit-code-assistant-mcp-server]
command = "uvx"
args = ["qiskit-code-assistant-mcp-server"]
env = { QISKIT_IBM_TOKEN = "<QISKIT_IBM_TOKEN>" }

{
  "mcpServers": {
    "qiskit-code-assistant-mcp-server": {
      "command": "uvx",
      "args": [
        "qiskit-code-assistant-mcp-server"
      ],
      "env": {
        "QISKIT_IBM_TOKEN": "<QISKIT_IBM_TOKEN>"
      }
    }
  }
}

{
  "servers": {
    "qiskit-code-assistant-mcp-server": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "qiskit-code-assistant-mcp-server"
      ],
      "env": {
        "QISKIT_IBM_TOKEN": "<QISKIT_IBM_TOKEN>"
      }
    }
  }
}

Put your own value in place of <QISKIT_IBM_TOKEN> (Your IBM Quantum API token for authentication). The author’s registry entry marks it as required.

Optional settings from the registry entry, left out of the block above: QCA_TOOL_API_BASE (Qiskit Code Assistant API base URL), QCA_TOOL_MODEL_NAME (Default model name for code completion).