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GPT Oss Safeguard 20B by openai

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GPT Oss Safeguard 20B is an open-source language model by openai. Features: 20b LLM, VRAM: 13.8GB, Context: 128K, License: apache-2.0.

  Arxiv:2508.10925 Base model:finetune:openai/gpt...   Base model:openai/gpt-oss-20b   Conversational   Deploy:azure   Endpoints compatible   Gpt oss   Mxfp4   Region:us   Safetensors   Sharded   Tensorflow   Vllm
Model Card on HF 🤗: https://huggingface.co/openai/gpt-oss-safeguard-20b 
GPT Oss Safeguard 20B (openai/gpt-oss-safeguard-20b)
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GPT Oss Safeguard 20B Parameters and Internals

LLM NameGPT Oss Safeguard 20B
Repository 🤗https://huggingface.co/openai/gpt-oss-safeguard-20b 
Base Model(s)  GPT Oss 20B   openai/gpt-oss-20b
Model Size20b
Required VRAM13.8 GB
Updated2026-03-27
Maintaineropenai
Model Typegpt_oss
Model Files  4.8 GB: 0-of-2   4.8 GB: 1-of-2   4.2 GB: 2-of-2
Model ArchitectureGptOssForCausalLM
Licenseapache-2.0
Context Length131072
Model Max Length131072
Transformers Version4.57.0.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 openai/gpt-oss-safeguard-20b.

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