Instructions to use r0b0tlab/gemma-4-12B-it-nvfp4 with libraries, inference providers, notebooks, and local apps. Follow these links to get started.

Libraries

How to use r0b0tlab/gemma-4-12B-it-nvfp4 with Transformers:

# Use a pipeline as a high-level helper
from transformers import pipeline

pipe = pipeline("image-text-to-text", model="r0b0tlab/gemma-4-12B-it-nvfp4")

# Load model directly
from transformers import AutoProcessor, AutoModelForMultimodalLM

processor = AutoProcessor.from_pretrained("r0b0tlab/gemma-4-12B-it-nvfp4")
model = AutoModelForMultimodalLM.from_pretrained("r0b0tlab/gemma-4-12B-it-nvfp4", device_map="auto")

Notebooks
Google Colab
Kaggle
Local Apps Settings

vLLM

How to use r0b0tlab/gemma-4-12B-it-nvfp4 with vLLM:

Install from pip and serve model

# Install vLLM from pip:
pip install vllm
# Start the vLLM server:
vllm serve "r0b0tlab/gemma-4-12B-it-nvfp4"
# Call the server using curl (OpenAI-compatible API):
curl -X POST "http://localhost:8000/v1/completions" \
	-H "Content-Type: application/json" \
	--data '{
		"model": "r0b0tlab/gemma-4-12B-it-nvfp4",
		"prompt": "Once upon a time,",
		"max_tokens": 512,
		"temperature": 0.5
	}'

Use Docker

docker model run hf.co/r0b0tlab/gemma-4-12B-it-nvfp4

SGLang

How to use r0b0tlab/gemma-4-12B-it-nvfp4 with SGLang:

Install from pip and serve model

# Install SGLang from pip:
pip install sglang
# Start the SGLang server:
python3 -m sglang.launch_server \
    --model-path "r0b0tlab/gemma-4-12B-it-nvfp4" \
    --host 0.0.0.0 \
    --port 30000
# Call the server using curl (OpenAI-compatible API):
curl -X POST "http://localhost:30000/v1/completions" \
	-H "Content-Type: application/json" \
	--data '{
		"model": "r0b0tlab/gemma-4-12B-it-nvfp4",
		"prompt": "Once upon a time,",
		"max_tokens": 512,
		"temperature": 0.5
	}'

Use Docker images

docker run --gpus all \
    --shm-size 32g \
    -p 30000:30000 \
    -v ~/.cache/huggingface:/root/.cache/huggingface \
    --env "HF_TOKEN=<secret>" \
    --ipc=host \
    lmsysorg/sglang:latest \
    python3 -m sglang.launch_server \
        --model-path "r0b0tlab/gemma-4-12B-it-nvfp4" \
        --host 0.0.0.0 \
        --port 30000
# Call the server using curl (OpenAI-compatible API):
curl -X POST "http://localhost:30000/v1/completions" \
	-H "Content-Type: application/json" \
	--data '{
		"model": "r0b0tlab/gemma-4-12B-it-nvfp4",
		"prompt": "Once upon a time,",
		"max_tokens": 512,
		"temperature": 0.5
	}'

Docker Model Runner
How to use r0b0tlab/gemma-4-12B-it-nvfp4 with Docker Model Runner:
```
docker model run hf.co/r0b0tlab/gemma-4-12B-it-nvfp4
```

gemma-4-12B-it-nvfp4 / hf_quant_config.json

r0b0tlab

Initial v0 release: NVFP4 quantization artifact

f272c0b verified 2 months ago

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	{
	"producer": {
	"name": "modelopt",
	"version": "0.44.0"
	},
	"quant_method": "modelopt_fp4",
	"quantization": {
	"quant_algo": "NVFP4",
	"kv_cache_quant_algo": null,
	"group_size": 16,
	"exclude_modules": [
	"lm_head",
	"model.embed_audio*",
	"model.embed_vision*"
	]
	}
	}