Granite 4.2 30B

NVFP4 · vllm · 128K context · RTX PRO 6000 Blackwell · 96 GB

IBM's 30B dense model (64 layers). It thinks before it answers and calls tools.

79 tok/sdecode

3,843 tok/sprefill

128Kcontext window

Tested on this cardOct 30, 2026

Run it

Follow the steps below to download and run this recipe. Omarchy Local AI lists the recipes it can launch on your hardware. The server then answers on http://localhost:8000/v1.

1 Download the weights

hf download ibm-granite/granite-4.2-30b-nvfp4 \
  --revision bddf34bc6db17e5c4f586e49c1668c8e97610446 \
  --local-dir ~/models/granite-4.2-30b-nvfp4-bddf34bc

2 Start the server

docker run --rm \
  --gpus all \
  -p 8000:8000 \
  --shm-size 16g \
  -v ~/models/granite-4.2-30b-nvfp4-bddf34bc:/models/granite-4.2-30b-nvfp4-bddf34bc:ro \
  --entrypoint vllm \
  vllm/vllm-openai:v0.30.0@sha256:8a69ffad015f138d7170c4ddc429e230a3bc1c1719f67e14324749df200a4b90 \
  serve \
  /models/granite-4.2-30b-nvfp4-bddf34bc \
  --served-model-name granite-4.2-30b-nvfp4-bddf34bc \
  --host 0.0.0.0 \
  --port 8000 \
  --max-model-len 131072 \
  --max-num-seqs 1 \
  --gpu-memory-utilization 0.9 \
  --kv-cache-dtype fp8 \
  --enable-auto-tool-choice \
  --tool-call-parser qwen3_coder \
  --reasoning-parser deepseek_r1

What it passed

✓ loadLoads and serves within an hour

✓ chatAnswers a plain question and stops on its own

✓ reasoningThinks separately and gets 17 × 23 right

✓ toolsCalls a tool with the right arguments and uses the result

✓ contextRecalls a code buried in a prompt that fills 85% of the window

✓ speedDecodes at 15 tok/s or more

Passed all six checks on a real RTX PRO 6000 Blackwell WS (450 W cap) on Oct 30, 2026.

Details

Weights: ibm-granite/granite-4.2-30b-nvfp4 @ bddf34bc6d ›
Image: vllm/vllm-openai:v0.30.0@sha256:8a69ffad015f138d7170c4ddc429e230a3bc1c1719f67e14324749df200a4b90
Engine profile: vllm ›
Recipe file: registry/recipes/nvidia/rtx-pro-6000-blackwell-96gb/granite-4.2-30b.vllm.128k.json ›
Model released: Aug 7, 2026
Tested: owner, RTX PRO 6000 Blackwell WS (450 W cap)