stlink-mcp

io.github.dii/stlink-mcp · v0.9.0

Program, run and inspect STM32 targets over ST-LINK; every result verified, unverified or failed.

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Connect Runs on your machine

Terminal

claude mcp add stlink-mcp -e STLINK_MCP_CLT_ROOT=<STLINK_MCP_CLT_ROOT> -e STLINK_MCP_BOARDS=<STLINK_MCP_BOARDS> -e STLINK_MCP_NO_VENDOR_SEED=<STLINK_MCP_NO_VENDOR_SEED> -e STLINK_MCP_CONSOLE=<STLINK_MCP_CONSOLE> -e STLINK_MCP_CONSOLE_BAUD=<STLINK_MCP_CONSOLE_BAUD> -e STLINK_MCP_GDB_PORT=<STLINK_MCP_GDB_PORT> -- uvx stlink-mcp==0.9.0

claude_desktop_config.json

{
  "mcpServers": {
    "stlink-mcp": {
      "command": "uvx",
      "args": [
        "stlink-mcp==0.9.0"
      ],
      "env": {
        "STLINK_MCP_CLT_ROOT": "<STLINK_MCP_CLT_ROOT>",
        "STLINK_MCP_BOARDS": "<STLINK_MCP_BOARDS>",
        "STLINK_MCP_NO_VENDOR_SEED": "<STLINK_MCP_NO_VENDOR_SEED>",
        "STLINK_MCP_CONSOLE": "<STLINK_MCP_CONSOLE>",
        "STLINK_MCP_CONSOLE_BAUD": "<STLINK_MCP_CONSOLE_BAUD>",
        "STLINK_MCP_GDB_PORT": "<STLINK_MCP_GDB_PORT>"
      }
    }
  }
}

~/.cursor/mcp.json

{
  "mcpServers": {
    "stlink-mcp": {
      "command": "uvx",
      "args": [
        "stlink-mcp==0.9.0"
      ],
      "env": {
        "STLINK_MCP_CLT_ROOT": "<STLINK_MCP_CLT_ROOT>",
        "STLINK_MCP_BOARDS": "<STLINK_MCP_BOARDS>",
        "STLINK_MCP_NO_VENDOR_SEED": "<STLINK_MCP_NO_VENDOR_SEED>",
        "STLINK_MCP_CONSOLE": "<STLINK_MCP_CONSOLE>",
        "STLINK_MCP_CONSOLE_BAUD": "<STLINK_MCP_CONSOLE_BAUD>",
        "STLINK_MCP_GDB_PORT": "<STLINK_MCP_GDB_PORT>"
      }
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "stlink-mcp": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "stlink-mcp==0.9.0"
      ],
      "env": {
        "STLINK_MCP_CLT_ROOT": "<STLINK_MCP_CLT_ROOT>",
        "STLINK_MCP_BOARDS": "<STLINK_MCP_BOARDS>",
        "STLINK_MCP_NO_VENDOR_SEED": "<STLINK_MCP_NO_VENDOR_SEED>",
        "STLINK_MCP_CONSOLE": "<STLINK_MCP_CONSOLE>",
        "STLINK_MCP_CONSOLE_BAUD": "<STLINK_MCP_CONSOLE_BAUD>",
        "STLINK_MCP_GDB_PORT": "<STLINK_MCP_GDB_PORT>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

Name	Description
`STLINK_MCP_CLT_ROOT` Optional	STM32CubeCLT (or STM32CubeIDE) install directory, when it is not in a standard place
`STLINK_MCP_BOARDS` Optional	TOML file describing boards this project has not characterised; defaults to ~/.config/stlink-mcp/boards.toml if it exists
`STLINK_MCP_NO_VENDOR_SEED` Optional	Set to anything to run on measured and user-stated data only, with no seeding from ST's device databases
`STLINK_MCP_CONSOLE` Optional	Serial console per probe, SERIAL=/dev/ttyUSB0, comma-separated for several; for a console that is not the probe's own
`STLINK_MCP_CONSOLE_BAUD` Optional	Console baud rate
`STLINK_MCP_GDB_PORT` Optional	First GDB server port; each probe's server takes this port and the next

Details

Package	`[email protected]` (PYPI, stdio)
First published	8 Nov 2026
Last updated	8 Nov 2026
Registry name	`io.github.dii/stlink-mcp`

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Live status

Local install

Installed and run on your own machine, so there is no public endpoint to check.

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