Will this model run on your hardware?
Can I run OpenAI: gpt-oss-120b locally?
- 117B parameters (9.3B active, MoE)
- context up to 128K
- licence: apache-2.0
- Weights: openai/gpt-oss-120b · GGUF: ggml-org/gpt-oss-120b-GGUF
Open this page in a browser to check it against your own GPU or Mac: the tool detects your hardware locally and shows the best quantization that fits, the memory it needs and an estimated speed.
Quantizations and file sizes
| Quantization | GGUF file |
|---|---|
| MXFP4 | 63.4 GB |
Run it locally
ollama run hf.co/ggml-org/gpt-oss-120b-GGUF:MXFP4
llama serve -hf ggml-org/gpt-oss-120b-GGUF:MXFP4
LM Studio: open ggml-org/gpt-oss-120b-GGUF