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mcp/harbor
Grok

PlatformIO for Grok

io.github.powerdragonfire/platformio.mcp

PlatformIO for AI agents: build, flash, serial monitor, tests, crash decoding, size reports.

client:Grok transport:stdio runtime:pypi

Install PlatformIO in Grok

.mcp.json (in your project root)

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "platformio.mcp": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "platformio.mcp"
      ],
      "env": {
        "PLATFORMIO_MCP_POLICY": "<PLATFORMIO_MCP_POLICY>",
        "PLATFORMIO_MCP_PROJECT_DIR": "<PLATFORMIO_MCP_PROJECT_DIR>",
        "PLATFORMIO_MCP_PIO": "<PLATFORMIO_MCP_PIO>"
      }
    }
  }
}

Grok Build reads Claude Code's .mcp.json and Claude Desktop's config unchanged, so a server you have already set up there needs nothing new. The Grok web app and X integration do not take custom servers. Grok docs

PlatformIO in other clients

PlatformIO MCP server