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whisper_medium_4bit
runanywhere/whisper_medium_4bit
whisper_medium_4bit is a machine learning model from runanywhere. Use it for the machine learning task on the model card, and read the license before you ship it in a product. It is set up for mlx. The card lists the license as mit.
Custom MLX 4-bit quantization of OpenAI Whisper Medium optimized for MetalRT GPU inference on Apple Silicon.
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At a glance
- Library
- mlx
- License
- mit
- Model type
- whisper
- Access
- Public
- Created
- Mar 8, 2026
- Updated
- Mar 12, 2026
- SHA
- b7323c28
Model card
From the Hugging Face model README
Whisper Medium — MLX 4-bit Quantized
Custom MLX 4-bit quantization of OpenAI Whisper Medium optimized for MetalRT GPU inference on Apple Silicon.
Usage
Used by RCLI with the MetalRT engine for speech-to-text:
rcli setup # select MetalRT or Both engines
Note: Whisper Medium is in GPU beta. Whisper Tiny is recommended for production use.
Performance (Apple M3 Max)
| Metric | Value |
|---|---|
| Latency (1.2s audio) | 233 ms |
| RTF | 0.19x |
| Quantization | MLX 4-bit |
License
Model weights: MIT (OpenAI) MetalRT engine: Proprietary (RunAnywhere, Inc.)
Contact
- Library
- mlx
- Type
- whisper
- License
- mit
- Created
- Mar 8, 2026
- Updated
- Mar 12, 2026