from mlx_lm import load, generate

model, tokenizer = load("mlx-community/Nemotron-Mini-4B-Instruct-mxfp4-4bit-mlx")

prompt = (
    "<extra_id_0>System\n"
    "You are a helpful, honest AI assistant.\n\n"
    "<extra_id_1>User\n"
    "Who are you?\n"
    "<extra_id_1>Assistant\n"
)

print(generate(model, tokenizer, prompt, max_tokens=256))

Benchmark (Apple Silicon, single prompt, 23 tokens)

Variant	tok/s
bf16 (this)	2.47
4-bit default	4.37
mxfp4-q4	4.56
nvfp4-q4	9.69
mixed-3-6	9.72

Original model

See nvidia/Nemotron-Mini-4B-Instruct for the original model card, license, and usage terms.