Yep, ESPHome SDK. It's all open source and well-documented: https://esphome.io/ https://esphome.io/ Some notable blog posts, docs and a video on the wake word

Yep, ESPHome SDK. It's all open source and well-documented: https://esphome.io/ https://esphome.io/ Some notable blog posts, docs and a video on the wake words and voice assistant usage: https://community.home-assistant.io/t/on-device-wake-word-on-esp32-s3-is-here-voice-chapter-6/693607 https://community.home-assistant.io/t/on-device-wake-word-on... https://esphome.io/components/voice_assistant.html https://esphome.io/components/voice_assistant.html https://www.home-assistant.io/voice_control/create_wake_word/ https://www.home-assistant.io/voice_control/create_wake_word... https://www.youtube.com/watch?v=oSKBWtBJyDE https://www.youtube.com/watch?v=oSKBWtBJyDE