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Bifrost 27B by OpenGenerativeAI

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Bifrost 27B is an open-source language model by OpenGenerativeAI. Features: 27b LLM, VRAM: 55.3GB, Context: 128K, License: gemma, LLM Explorer Score: 0.18.

Base model:finetune:google/gem... Base model:google/gemma-3-27b-...   Bifrost   Bifröst   Code   Conversational   Endpoints compatible   Gemma   Gemma3   Gemma3 text   Google   Region:us   Safetensors   Sharded   Tensorflow
Model Card on HF 🤗: https://huggingface.co/OpenGenerativeAI/Bifrost-27B 

Bifrost 27B Benchmarks

LLME Score: 0.18024
nn.n% — How the model compares to the reference models: Anthropic Sonnet 3.5 ("so35"), GPT-4o ("gpt4o") or GPT-4 ("gpt4").
Bifrost 27B (OpenGenerativeAI/Bifrost-27B)
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Bifrost 27B Parameters and Internals

LLM NameBifrost 27B
Repository 🤗https://huggingface.co/OpenGenerativeAI/Bifrost-27B 
Base Model(s)  google/gemma-3-27b-it   google/gemma-3-27b-it
Model Size27b
Required VRAM55.3 GB
Updated2026-05-19
MaintainerOpenGenerativeAI
Model Typegemma3_text
Model Files  4.8 GB: 1-of-12   5.0 GB: 2-of-12   5.0 GB: 3-of-12   5.0 GB: 4-of-12   5.0 GB: 5-of-12   5.0 GB: 6-of-12   5.0 GB: 7-of-12   5.0 GB: 8-of-12   5.0 GB: 9-of-12   5.0 GB: 10-of-12   5.0 GB: 11-of-12   0.5 GB: 12-of-12
Model ArchitectureGemma3ForCausalLM
Licensegemma
Context Length131072
Model Max Length131072
Transformers Version4.50.0.dev0
Tokenizer ClassGemmaTokenizerFast
Padding Token<pad>
Vocabulary Size262208
Torch Data Typebfloat16

Best Alternatives to Bifrost 27B

Best Alternatives
Context / RAM
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Fanar 2 27B Instruct128K / 54.4 GB610811
YanoljaNEXT Rosetta 27B 2511128K / 57.2 GB4935
Medgemma 27B Text Heretic Med128K / 54.4 GB195
Medgemma 27B Text It128K / 54.4 GB6187
Gemma 3 27B It Abliterated V2128K / 108.9 GB24520
Gemma 3 40B128K / 79.6 GB01
Medgemma 27B Text It Bf16128K / 56.8 GB803
Gemma 3 27B Novision128K / 54.4 GB2543
...a 3 27B Experiment Storyteller128K / 54.4 GB50
...emma 3 27B Experiment V2 Merge128K / 106.1 GB50
Note: green Score (e.g. "73.2") means that the model is better than OpenGenerativeAI/Bifrost-27B.

Rank the Bifrost 27B 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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