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GPT Oss 120B MLX 8bit by lmstudio-community

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GPT Oss 120B MLX 8bit is an open-source language model by lmstudio-community. Features: 120b LLM, VRAM: 123.7GB, Context: 128K, License: apache-2.0, Quantized, LLM Explorer Score: 0.28.

  8-bit   8bit   Base model:openai/gpt-oss-120b Base model:quantized:openai/gp...   Conversational   Endpoints compatible   Gpt oss   Mlx   Quantized   Region:us   Safetensors   Sharded   Tensorflow   Vllm
Model Card on HF 🤗: https://huggingface.co/lmstudio-community/gpt-oss-120b-MLX-8bit 

GPT Oss 120B MLX 8bit Benchmarks

LLME Score: 0.28278
nn.n% — How the model compares to the reference models: Anthropic Sonnet 3.5 ("so35"), GPT-4o ("gpt4o") or GPT-4 ("gpt4").
GPT Oss 120B MLX 8bit (lmstudio-community/gpt-oss-120b-MLX-8bit)
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GPT Oss 120B MLX 8bit Parameters and Internals

LLM NameGPT Oss 120B MLX 8bit
Repository 🤗https://huggingface.co/lmstudio-community/gpt-oss-120b-MLX-8bit 
Base Model(s)  GPT Oss 120B   openai/gpt-oss-120b
Model Size120b
Required VRAM123.7 GB
Updated2026-05-07
Maintainerlmstudio-community
Model Typegpt_oss
Model Files  5.2 GB: 1-of-27   4.5 GB: 2-of-27   4.6 GB: 3-of-27   4.5 GB: 4-of-27   4.5 GB: 5-of-27   4.6 GB: 6-of-27   4.5 GB: 7-of-27   4.5 GB: 8-of-27   4.6 GB: 9-of-27   4.5 GB: 10-of-27   4.5 GB: 11-of-27   4.6 GB: 12-of-27   4.5 GB: 13-of-27   4.5 GB: 14-of-27   4.6 GB: 15-of-27   4.5 GB: 16-of-27   4.5 GB: 17-of-27   4.6 GB: 18-of-27   4.5 GB: 19-of-27   4.5 GB: 20-of-27   4.6 GB: 21-of-27   4.5 GB: 22-of-27   4.5 GB: 23-of-27   4.6 GB: 24-of-27   4.5 GB: 25-of-27   4.5 GB: 26-of-27   5.2 GB: 27-of-27
Quantization Type8bit
Model ArchitectureGptOssForCausalLM
Licenseapache-2.0
Context Length131072
Model Max Length131072
Transformers Version4.55.0.dev0
Tokenizer ClassPreTrainedTokenizerFast
Padding Token<|endoftext|>
Vocabulary Size201088

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Note: green Score (e.g. "73.2") means that the model is better than lmstudio-community/gpt-oss-120b-MLX-8bit.

Rank the GPT Oss 120B MLX 8bit Capabilities

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Instruction Following and Task Automation  
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