How to Install gpt-oss-120b Quantized GGUF

If you need a near-instant local setup, just fetch files via a basic curl request.

Follow the straightforward walkthrough provided below.

The script takes care of fetching the multi-gigabyte model weights.

The configuration wizard runs silently to set up the model for peak performance.

🗂 Hash: 45a1c35b76d8a6ddd0b12872b823fb5d • Last Updated: 2026-06-27



  • CPU: modern architecture (Zen 3 / Alder Lake minimum)
  • RAM: 48 GB needed to prevent memory swapping to disk
  • Storage: extra room for future model updates and datasets
  • Graphic Processor: RTX 3060 or RX 6600 for minimum 8B VRAM offloading

The gpt-oss-120b is an open‑source large language model featuring 120 billion parameters, built to enable transparent research and commercial deployment. It employs a mixture‑of‑experts architecture that balances inference efficiency with high contextual coherence across diverse tasks. The model supports multiple languages and incorporates built‑in safety alignments to reduce hallucinations and improve reliability. Benchmarks show it outperforms many 70‑billion‑parameter systems on reasoning tasks while consuming less computational power than comparable 175‑billion‑parameter models. A dedicated community hub provides pre‑trained checkpoints, fine‑tuning scripts, and comprehensive documentation for developers and researchers.

Parameters 120 billion
Training Data Web‑scale corpora in multiple languages
Inference Latency ≈120 ms per 512‑token sequence on GPU
Model Size ≈180 GB (float16)
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