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Mellum2 12B A2.5B Thinking Mxfp4 by mlx-community

By mlx-community · 301 downloads
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Mellum2 12B A2.5B Thinking Mxfp4 is an open-source language model by mlx-community. Features: 12b LLM, VRAM: 6.4GB, Context: 128K, License: apache-2.0, LLM Explorer Score: 0.28.

  4-bit Base model:jetbrains/mellum2-1... Base model:quantized:jetbrains...   Conversational   En   Mellum   Mlx   Moe   Mxfp4   Region:us   Safetensors   Sharded   Tensorflow   Thinking
Model Card on HF 🤗: https://huggingface.co/mlx-community/Mellum2-12B-A2.5B-Thinking-mxfp4 

Mellum2 12B A2.5B Thinking Mxfp4 Parameters and Internals

LLM NameMellum2 12B A2.5B Thinking Mxfp4
Repository 🤗https://huggingface.co/mlx-community/Mellum2-12B-A2.5B-Thinking-mxfp4 
Base Model(s)  JetBrains/Mellum2-12B-A2.5B-Thinking   JetBrains/Mellum2-12B-A2.5B-Thinking
Model Size12b
Required VRAM6.4 GB
Updated2026-09-06
Maintainermlx-community
Model Typemellum
Model Files  5.3 GB: 1-of-2   1.1 GB: 2-of-2
Supported Languagesen
Model ArchitectureMellumForCausalLM
Licenseapache-2.0
Context Length131072
Model Max Length131072
Transformers Version5.8.1
Tokenizer ClassTokenizersBackend
Padding Token<|endoftext|>
Vocabulary Size98304

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Mellum2 12B A2.5B Thinking128K / 24.3 GB6221327
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...llum2 12B A2.5B Instruct Mxfp4128K / 6.4 GB1661
...12B A2.5B Thinking Abliterated128K / 24.3 GB765
...ellum2 12B A2.5B Thinking 4bit128K / 6.8 GB1261
...m2 12B A2.5B Thinking Mlx 4bit128K / 7.3 GB5215
...ellum2 12B A2.5B Instruct 4bit128K / 6.8 GB141
Note: green Score (e.g. "73.2") means that the model is better than mlx-community/Mellum2-12B-A2.5B-Thinking-mxfp4.