The Fluent Trucker — sample lesson audio provenance

Generated: October 30, 2026
Voice: af_heart (American English, female)
Model: Kokoro-82M / Kokoro-82M-ONNX
Model and voice weights license: Apache License 2.0
Model source: https://huggingface.co/hexgrad/Kokoro-82M
ONNX source: https://huggingface.co/onnx-community/Kokoro-82M-ONNX
License: https://www.apache.org/licenses/LICENSE-2.0

These are pre-rendered synthetic voice samples. They are not recordings of a
person and do not use a learner's microphone. The website distributes only the
finished sample audio, not the model weights. No paid voice license or recurring
text-to-speech subscription is required for these files.

Prompts:
- Where did you begin this trip, and where are you delivering?
- Pull forward to lane two, and stop at the marked line.