GPT Oss 20B is an open-source language model by unsloth. Features: 20b LLM, VRAM: 13.8GB, Context: 128K, License: apache-2.0, LLM Explorer Score: 0.42, ELO: 1318.
8-bit Autotrain compatible Base model:openai/gpt-oss-20b Base model:quantized:openai/gp... Conversational Endpoints compatible Gpt oss Mxfp4 Region:us Safetensors Sharded Tensorflow Vllm
Model Card on HF 🤗: https://huggingface.co/unsloth/gpt-oss-20b
GPT Oss 20B Benchmarks
nn.n% — How the model compares to the reference models: Anthropic Sonnet 3.5 ("so35"), GPT-4o ("gpt4o") or GPT-4 ("gpt4").
What is the LLM Explorer Rank (Score)
GPT Oss 20B Parameters and Internals
| LLM Name | GPT Oss 20B |
| Repository 🤗 | https://huggingface.co/unsloth/gpt-oss-20b |
| Base Model(s) | |
| Model Size | 20b |
| Required VRAM | 13.8 GB |
| Updated | 2025-10-27 |
| Maintainer | unsloth |
| Model Type | gpt_oss |
| Model Files | |
| Model Architecture | GptOssForCausalLM |
| License | apache-2.0 |
| Context Length | 131072 |
| Model Max Length | 131072 |
| Transformers Version | 4.55.0 |
| Tokenizer Class | PreTrainedTokenizerFast |
| Padding Token | <|reserved_200017|> |
| Vocabulary Size | 201088 |
Best Alternatives to GPT Oss 20B
Best Alternatives |
Context / RAM |
Downloads |
Likes |
|---|---|---|---|
| GPT Oss 20B | 128K / 13.8 GB | 6499172 | 4492 |
| OTel LLM 20B Reasoning | 128K / 83.8 GB | 86621 | 0 |
| Context 1 | 128K / 41.8 GB | 4317 | 381 |
| GPT Oss Safeguard 20B | 128K / 13.8 GB | 47089 | 206 |
| GPT Oss 20B Heretic Ara V4 | 128K / 13.8 GB | 462 | 11 |
| GPT Oss 20B Abliterated | 128K / 41.6 GB | 332 | 2 |
| GPT Oss 20B BF16 | 128K / 41.6 GB | 110851 | 20 |
| GPT Oss 20B Heretic | 128K / 41.6 GB | 3612 | 103 |
| GPT Oss 20B Ja Fin Thinking | 128K / 41.6 GB | 405 | 8 |
| ...ecurity 20B Merged Heretic Ara | 128K / 41.6 GB | 228 | 1 |
Note: green Score (e.g. "73.2") means that the model is better than unsloth/gpt-oss-20b .
Rank the GPT Oss 20B Capabilities
🆘 Have you tried this model? Rate its performance. This feedback would greatly assist ML community in identifying the most suitable model for their needs. Your contribution really does make a difference! 🌟
What open-source LLMs or SLMs are you in search of? 52922 in total.
Original data from HuggingFace, OpenCompass and various public git repos.
Check out Ag3ntum — our secure, self-hosted AI agent for server management.
Release v20260328a