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Phi 1 5 by microsoft

By microsoft · 58241 downloads

Phi 1 5 is an open-source language model by microsoft. Features: 1.4b LLM, VRAM: 2.8GB, Context: 2K, License: mit, LLM Explorer Score: 0.22, Arc: 55.4, HellaSwag: 57.1, MMLU: 44.3, GSM8K: 32.5.

  Arxiv:2309.05463   Code   Deploy:azure   En   Endpoints compatible   Phi   Region:us   Safetensors
Model Card on HF πŸ€—: https://huggingface.co/microsoft/phi-1_5 

Phi 1 5 Parameters and Internals

Model Type 
Transformer, text generation, NLP, code
Use Cases 
Areas:
research
Applications:
text generation, code generation
Primary Use Cases:
poem writing, email drafting, story creation, text summarization, Python code writing
Limitations:
Potential to generate harmful content, Generate inaccurate code and facts, Unreliable responses to instruction, Limited scope for code
Considerations:
Users should be cautious and critically evaluate outputs.
Additional Notes 
Phi-1.5-generated text/code should be treated as a starting point. Users should verify API uses manually where uncommon packages are involved.
Supported Languages 
en (standard English)
Training Details 
Data Sources:
same data sources as phi-1, various NLP synthetic texts
Data Volume:
150B tokens
Training Time:
8 days
Hardware Used:
32xA100-40G GPUs
Model Architecture:
Transformer-based with next-word prediction objective
Responsible Ai Considerations 
Transparency:
The model has not undergone instruction fine-tuning.
Mitigation Strategies:
Model is intended for research to help develop methods to reduce toxicity directly after pretraining.
Input Output 
Input Format:
QA format, Chat format, Code format
Accepted Modalities:
text
Output Format:
text
Performance Tips:
Users should update to `transformers` version 4.37.0 or higher.
LLM NamePhi 1 5
Repository πŸ€—https://huggingface.co/microsoft/phi-1_5 
Model Size1.4b
Required VRAM2.8 GB
Updated2026-08-01
Maintainermicrosoft
Model Typephi
Model Files  2.8 GB
Supported Languagesen
Model ArchitecturePhiForCausalLM
Licensemit
Context Length2048
Model Max Length2048
Transformers Version4.37.0
Tokenizer ClassCodeGenTokenizer
Vocabulary Size51200
Torch Data Typefloat16

Quantized Models of the Phi 1 5

Model
Likes
Downloads
VRAM
Phi 1 5 Q41150 GB

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