Menlo · First MLX build 26 Jun 2025

Jan-nano-128k

MLX Text apache-2.0

A 4B parameter text generation model from Menlo, with 2 MLX builds, from 4-bit to 8-bit.

Hugging Face
Parameters
4B
From Hugging Face
Quantisation
4-bit
Jan-nano-128k-4bit
Memory needed
5 GB
Estimate, unified memory
Download
2.3 GB
Weights, estimated
Downloads
55
This build, last 30 days
Task
Text generation
Text
MLX builds
2
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 · mlx-lm
$ pip install -U mlx-lm
$ mlx_lm.generate --model mlx-community/Jan-nano-128k-4bit --prompt "Hello"

MLX builds

2 on mlx-community
Click a column to sort. Smallest size and most downloads are highlighted.
Jan-nano-128k-4bit 4-bit 2.3 GB 5 GB 55
Jan-nano-128k-8bit 8-bit 4.3 GB 7 GB 52

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