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Starchat2 15B V0.1 by HuggingFaceH4

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Starchat2 15B V0.1 is an open-source language model by HuggingFaceH4. Features: 15b LLM, VRAM: 31.9GB, Context: 16K, LLM Explorer Score: 0.13.

  Arxiv:2311.07911   Arxiv:2402.19173   Alignment-handbook Base model:finetune:huggingfac... Base model:huggingfaceh4/starc...   Conversational Dataset:huggingfaceh4/orca dpo... Dataset:huggingfaceh4/ultrafee...   Endpoints compatible   Generated from trainer   Region:us   Safetensors   Sharded   Starcoder2   Tensorboard   Tensorflow
Model Card on HF 🤗: https://huggingface.co/HuggingFaceH4/starchat2-15b-v0.1 

Starchat2 15B V0.1 Benchmarks

LLME Score: 0.12886
nn.n% — How the model compares to the reference models: Anthropic Sonnet 3.5 ("so35"), GPT-4o ("gpt4o") or GPT-4 ("gpt4").
Starchat2 15B V0.1 (HuggingFaceH4/starchat2-15b-v0.1)
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Starchat2 15B V0.1 Parameters and Internals

Model Type 
GPT-like
Use Cases 
Areas:
Chat, Programming
Limitations:
Can produce problematic outputs, Demographic bias due to GitHub community, Might suggest code with security flaws, May generate false URLs
Additional Notes 
Trained primarily as a coding assistant. Not aligned to human preferences or filtered like ChatGPT.
Supported Languages 
English (primary), Programming Languages (600+)
Training Details 
Data Sources:
HuggingFaceH4/ultrafeedback_binarized, HuggingFaceH4/orca_dpo_pairs
Methodology:
Fine-tuned using SFT and DPO
LLM NameStarchat2 15B V0.1
Repository 🤗https://huggingface.co/HuggingFaceH4/starchat2-15b-v0.1 
Base Model(s)  HuggingFaceH4/starchat2-15b-sft-v0.1   HuggingFaceH4/starchat2-15b-sft-v0.1
Model Size15b
Required VRAM31.9 GB
Updated2026-04-25
MaintainerHuggingFaceH4
Model Typestarcoder2
Model Files  4.9 GB: 1-of-7   5.0 GB: 2-of-7   5.0 GB: 3-of-7   5.0 GB: 4-of-7   5.0 GB: 5-of-7   5.0 GB: 6-of-7   2.0 GB: 7-of-7   0.0 GB
Model ArchitectureStarcoder2ForCausalLM
Context Length16384
Model Max Length16384
Transformers Version4.39.0.dev0
Tokenizer ClassGPT2Tokenizer
Padding Token<|im_end|>
Vocabulary Size49154
Torch Data Typebfloat16

Best Alternatives to Starchat2 15B V0.1

Best Alternatives
Context / RAM
Downloads
Likes
Starcoder2 15B16K / 63.8 GB4705667
Starcoder2 15B Instruct V0.116K / 31.9 GB1150105
Starcoder2 15B Finetuned Drake16K / 63.8 GB60
CodeFuse StarCoder2 15B16K / 31.9 GB191
Dolphincoder Starcoder2 15B16K / 31.9 GB80768
Starcoder2 15B Instruct V0.116K / 53.4 GB160
...aceH4 Starchat2 15B V0.1 4bits16K / 9.9 GB60
Dolphincoder Starcoder2 15B16K / 31.9 GB8469
Starchat2 15B Sft V0.116K / 31.9 GB145
Starcoder2 15B Instruct16K / 31.9 GB347
Note: green Score (e.g. "73.2") means that the model is better than HuggingFaceH4/starchat2-15b-v0.1.

Rank the Starchat2 15B V0.1 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! 🌟

Instruction Following and Task Automation  
Factuality and Completeness of Knowledge  
Censorship and Alignment  
Data Analysis and Insight Generation  
Text Generation  
Text Summarization and Feature Extraction  
Code Generation  
Multi-Language Support and Translation  

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