“sofy” wake word model for ESP32 and ESPHome
microWakeWord model for the wake word “sofy”, trained on microwakeword.com from synthetic speech (Spanish (Spain)). It runs on-device on ESP32-S3 boards with ESPHome's micro_wake_word component, including the Home Assistant Voice Preview Edition, with no cloud involved.
Model facts
- Wake word
- “sofy”
- Language of the training voices
- Spanish (Spain)
- Trained
- 2026-06-25 · microWakeWord v2
- Training steps
- 12,000
- Recall, with background noise
- 3.0%
- False activations on the benchmark set
- 0.38 per hour at probability cutoff 0.91
- Sliding window
- 5
- File
- quantized INT8 TFLite, 59 KB, with a micro_wake_word manifest
- Downloads
- 7
Add it to your ESPHome device
ESPHome fetches the model straight from this site when it compiles the firmware (ESPHome 2024.7 or newer); nothing to download.
micro_wake_word:
models:
- model: https://microwakeword.com/api/models/333/manifest.jsonSign in on this page to download the ZIP (TFLite + manifest) for offline use. Models are licensed for personal and non-commercial use by default (commercial license).
Similar wake words in the library
- “Hey, Glados!” — 95.8% recall
- “Ofelia” — 8.0% recall
- “Matilda” — 23.2% recall
- “computadora” — 88.0% recall
- “okey elisa” — 92.0% recall
- “oye matilda” — 96.4% recall
Custom wake words are trained in the Training Center; the library lists every public model with the same measurements.