Remap Gemma-4 audio tower keys from checkpoint naming to HF model naming. The gg-hf-gg/gemma-4-e2b-it checkpoint uses an older naming convention

Sets the log level. 0=DEBUG, 1=INFO, 2=WARN, 3=ERROR, 4=NONE.

Scores a window of tokens. Returns JSON string.

Sets the application identifier for telemetry.

Flushes pending telemetry events.

Flushes and shuts down the telemetry subsystem.

Tokenizes text into token IDs. Returns list of ints.

Build the Cactus library and chat binary.

Convert a HuggingFace model to a custom output directory.

Create an empty stats tracker dictionary for quantization metrics.

Return the weights directory, downloading if necessary. Raises ``RuntimeError`` if the model cannot be obtained.

Bundle Silero VAD weights into <weights_dir>/vad/ for ASR models.

Extract configuration parameters for Gemma3n and Gemma4 models.