Anthropic’s open-source Claude Desktop Buddy turns ESP32-S3 devices into interactive AI desk companions (opens in new tab)

Anthropic has opened its Claude Hardware Interface (Bluetooth API) to developers, enabling an ESP32-S3-based desk companion to connect directly to the Claude desktop app over Bluetooth Low Energy (BLE). To demonstrate this new feature, the company released an open-source reference project called Claude Desktop Buddy. It currently runs on the M5StickC Plus (an ESP32-based board from M5Stack) and works as a small interactive hardware companion for Claude. Also, during the recent “Build with Cla...