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Phi 4 Mini Flash Reasoning by microsoft

By microsoft · 841 downloads

Phi 4 Mini Flash Reasoning is an open-source language model by microsoft. Features: 3.9b LLM, VRAM: 7.8GB, Context: 256K, License: mit, LLM Explorer Score: 0.34, ELO: 1214.

  Arxiv:2507.06607   Code   Conversational   Custom code   En   Math   Phi4flash   Region:us   Safetensors   Sharded   Tensorflow

Phi 4 Mini Flash Reasoning Benchmarks

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

Phi 4 Mini Flash Reasoning Parameters and Internals

LLM NamePhi 4 Mini Flash Reasoning
Repository πŸ€—https://huggingface.co/microsoft/Phi-4-mini-flash-reasoning 
Model Size3.9b
Required VRAM7.8 GB
Updated2026-07-28
Maintainermicrosoft
Model Typephi4flash
Model Files  5.0 GB: 1-of-2   2.8 GB: 2-of-2
Supported Languagesen
Model ArchitecturePhi4FlashForCausalLM
Licensemit
Context Length262144
Model Max Length262144
Transformers Version4.46.1
Tokenizer ClassGPT2Tokenizer
Padding Token<|endoftext|>
Vocabulary Size200064
Torch Data Typebfloat16