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Zephyr 7B Alpha by HuggingFaceH4

By HuggingFaceH4 · 5569 downloads
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Zephyr 7B Alpha is an open-source language model by HuggingFaceH4. Features: 7b LLM, VRAM: 14.4GB, Context: 32K, License: mit, LLM Explorer Score: 0.33, ELO: 1127, Arc: 61, HellaSwag: 84, MMLU: 61.4, GSM8K: 14.

  Arxiv:2305.14233   Arxiv:2305.18290   Arxiv:2310.01377   Arxiv:2310.16944 Base model:finetune:mistralai/... Base model:mistralai/mistral-7...   Conversational   Dataset:openbmb/ultrafeedback   Dataset:stingning/ultrachat   En   Endpoints compatible   Generated from trainer   Mistral   Pytorch   Region:us   Safetensors   Sharded   Tensorflow
Model Card on HF 🤗: https://huggingface.co/HuggingFaceH4/zephyr-7b-alpha 

Zephyr 7B Alpha Benchmarks

LMSys ELO 1127 vs 1272 (so35) -11.4%
nn.n% — How the model compares to the reference models: Anthropic Sonnet 3.5 ("so35"), GPT-4o ("gpt4o") or GPT-4 ("gpt4").

Zephyr 7B Alpha Parameters and Internals

Model Type 
GPT-like, Text Generation
Use Cases 
Areas:
Research, Commercial Applications
Primary Use Cases:
Chat Applications
Limitations:
Can produce problematic outputs when prompted
Considerations:
Model can be tested via demo link for chat capabilities.
Additional Notes 
It can generate problematic text if prompted to do so.
Supported Languages 
en (Primarily supported)
Training Details 
Data Sources:
stingning/ultrachat, openbmb/UltraFeedback
Methodology:
Direct Preference Optimization (DPO)
Model Architecture:
GPT-like
Input Output 
Input Format:
Uses tokenizer's chat template to format messages.
Accepted Modalities:
text
Output Format:
Text outputs in the style prompted (e.g., pirate style)
Performance Tips:
Ensure format is appropriate for intended style and content.
LLM NameZephyr 7B Alpha
Repository 🤗https://huggingface.co/HuggingFaceH4/zephyr-7b-alpha 
Base Model(s)  mistralai/Mistral-7B-v0.1   mistralai/Mistral-7B-v0.1
Model Size7b
Required VRAM14.4 GB
Updated2026-07-20
MaintainerHuggingFaceH4
Model Typemistral
Model Files  1.9 GB: 1-of-8   1.9 GB: 2-of-8   2.0 GB: 3-of-8   1.9 GB: 4-of-8   2.0 GB: 5-of-8   1.9 GB: 6-of-8   2.0 GB: 7-of-8   0.8 GB: 8-of-8   1.9 GB: 1-of-8   1.9 GB: 2-of-8   2.0 GB: 3-of-8   1.9 GB: 4-of-8   2.0 GB: 5-of-8   1.9 GB: 6-of-8   2.0 GB: 7-of-8   0.8 GB: 8-of-8   0.0 GB
Supported Languagesen
Model ArchitectureMistralForCausalLM
Licensemit
Context Length32768
Model Max Length32768
Transformers Version4.34.0
Tokenizer ClassLlamaTokenizer
Padding Token</s>
Vocabulary Size32000
Torch Data Typebfloat16

Quantized Models of the Zephyr 7B Alpha

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Likes
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VRAM
Zephyr 7B Alpha GGUF02002 GB
Zephyr 7B Alpha GGUF1387433 GB
Zephyr 7B Alpha GGUF02102 GB
Zephyr 7B Alpha AWQ182944 GB
Zephyr 7B Alpha GPTQ26304 GB

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