IBM · First MLX build 30 Apr 2026
granite-4.1-30b
MLX
Text apache-2.0
A 29B parameter text generation model from IBM, with 8 MLX builds, from 4-bit to bf16.
- Parameters
- 29B From Hugging Face
- Quantisation
- 4-bit granite-4.1-30b-4bit
- Memory needed
- 21 GB Estimate, unified memory
- Download
- 16.2 GB Weights, estimated
- Downloads
- 581 This build, last 30 days
- Task
- Text generation Text
- MLX builds
- 8 On mlx-community
- Devices
- Mac Apple silicon
Memory
Will it fit?Needs about 21 GB at 4-bit
8 GB
16 GB
24 GB
32 GB
64 GB
128 GB
Fits with headroomTight, close other appsWon’t fit
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/granite-4.1-30b-4bit --prompt "Hello"MLX builds
8 on mlx-community| granite-4.1-30b-4bit | 4-bit | 16.2 GB | 21 GB | 581 |
|---|---|---|---|---|
| granite-4.1-30b-nvfp4 | 4-bit | 16.2 GB | 21 GB | 50 |
| granite-4.1-30b-mxfp4 | MXFP4 | 16.2 GB | 21 GB | 41 |
| granite-4.1-30b-5bit | 5-bit | 19.8 GB | 25 GB | 24 |
| granite-4.1-30b-6bit | 6-bit | 23.5 GB | 29 GB | 26 |
| granite-4.1-30b-mxfp8 | MXFP8 | 30.7 GB | 37 GB | 70 |
| granite-4.1-30b-8bit | 8-bit | 30.7 GB | 37 GB | 45 |
| granite-4.1-30b-bf16 | bf16 | 57.7 GB | 67 GB | 35 |
Sizes are estimated from Hugging Face’s parameter counts and the quantisation. Downloads are for the last 30 days.