I built an MCP server so AI agents can flash 1,000+ embedded boards

npx pio-mcp dashboard That's the install. Open a terminal anywhere — your laptop, a fresh VM, a coworker's machine — type one line, and you get a React dashboard wired to PlatformIO Core. From there an LLM can compile firmware, flash it to a real board, and stream serial back to the same browser tab. platformio-mcp v2.0.0 shipped to npm. Here's why and how. The gap LLMs are stupidly good at writing firmware. Hand Claude a datasheet and it'll spit out C++ that compiles. Hand it the FreeRTOS docs