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Magnum V2.5 12B Kto by anthracite-org

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Magnum V2.5 12B Kto is an open-source language model by anthracite-org. Features: 12b LLM, VRAM: 24.5GB, Context: 1000K, License: apache-2.0, LLM Explorer Score: 0.2.

Base model:anthracite-org/magn... Base model:finetune:anthracite...   Chat   Conversational   De   En   Es   Fr   It   Ja   Mistral   Pt   Region:us   Ru   Safetensors   Sharded   Tensorflow   Zh
Model Card on HF 🤗: https://huggingface.co/anthracite-org/magnum-v2.5-12b-kto 

Magnum V2.5 12B Kto Benchmarks

LLME Score: 0.2037
nn.n% — How the model compares to the reference models: Anthropic Sonnet 3.5 ("so35"), GPT-4o ("gpt4o") or GPT-4 ("gpt4").
Magnum V2.5 12B Kto (anthracite-org/magnum-v2.5-12b-kto)
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Magnum V2.5 12B Kto Parameters and Internals

Model Type 
text generation, chat
Additional Notes 
KTO is an experimental release, part of a series of models. It's fine-tuned on top of Magnum-12b-v2. Experimental data was used for initial testing, with plans to scale up.
Supported Languages 
en (supported), fr (supported), de (supported), es (supported), it (supported), pt (supported), ru (supported), zh (supported), ja (supported)
Training Details 
Data Sources:
Stheno dataset (filtered), kalomaze/Opus_Instruct_25k, Nopm/Opus_WritingStruct, Gryphe/Sonnet3.5-SlimOrcaDedupCleaned, kalomaze/Opus_Instruct_3k
Methodology:
hybrid reinforcement learning strategy of KTO + DPOP using rejected data sampled from the original model as rejected and data from original finetuning dataset as chosen.
Input Output 
Input Format:
Instruct tuned with the ChatML formatting.
LLM NameMagnum V2.5 12B Kto
Repository 🤗https://huggingface.co/anthracite-org/magnum-v2.5-12b-kto 
Base Model(s)  Magnum 12B V2   anthracite-org/magnum-12b-v2
Model Size12b
Required VRAM24.5 GB
Updated2026-05-24
Maintaineranthracite-org
Model Typemistral
Model Files  4.9 GB: 1-of-5   4.9 GB: 2-of-5   4.9 GB: 3-of-5   4.9 GB: 4-of-5   4.9 GB: 5-of-5
Supported Languagesen fr de es it pt ru zh ja
Model ArchitectureMistralForCausalLM
Licenseapache-2.0
Context Length1024000
Model Max Length1024000
Transformers Version4.43.3
Tokenizer ClassPreTrainedTokenizerFast
Padding Token<pad>
Vocabulary Size131072
Torch Data Typefloat16

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Note: green Score (e.g. "73.2") means that the model is better than anthracite-org/magnum-v2.5-12b-kto.

Rank the Magnum V2.5 12B Kto 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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