OpenAI · First MLX build 14 Dec 2025

whisper-medium

MLX Audio apache-2.0

A 762M parameter speech recognition model from OpenAI, with 3 MLX builds, from 4-bit to fp16.

Hugging Face
Parameters
762M
From Hugging Face
Quantisation
4-bit
whisper-medium-4bit
Memory needed
3 GB
Estimate, unified memory
Download
435 MB
Weights, estimated
Downloads
31
This build, last 30 days
Task
Speech recognition
Audio
MLX builds
3
On mlx-community
Devices
Mac
Apple silicon

Memory

Estimated from the size of the weights, plus a fifth for context and working memory and 2 GB for macOS and your apps. Long contexts need more.

Run it

Terminal · Hugging Face CLI
$ pip install -U huggingface_hub
$ hf download mlx-community/whisper-medium-4bit

MLX builds

3 on mlx-community
Click a column to sort. Smallest size and most downloads are highlighted.
whisper-medium-4bit 4-bit 435 MB 3 GB 31
whisper-medium-8bit 8-bit 814 MB 3 GB 26
whisper-medium-fp16 fp16 1.5 GB 4 GB 29

Sizes are estimated from Hugging Face’s parameter counts and the quantisation. Downloads are for the last 30 days.