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Context 1 by chromadb

 »  All LLMs  »  chromadb  »  Context 1   URL Share it on

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Context 1 is an open-source language model by chromadb. Features: 20b LLM, VRAM: 41.8GB, Context: 128K, License: apache-2.0, LLM Explorer Score: 0.45.

Base model:finetune:openai/gpt...   Base model:openai/gpt-oss-20b   Conversational   Endpoints compatible   Gpt oss   Region:us   Safetensors
Model Card on HF 🤗: https://huggingface.co/chromadb/context-1 

Context 1 Benchmarks

LLME Score: 0.45111
nn.n% — How the model compares to the reference models: Anthropic Sonnet 3.5 ("so35"), GPT-4o ("gpt4o") or GPT-4 ("gpt4").
Context 1 (chromadb/context-1)
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Context 1 Parameters and Internals

LLM NameContext 1
Repository 🤗https://huggingface.co/chromadb/context-1 
Base Model(s)  GPT Oss 20B   openai/gpt-oss-20b
Model Size20b
Required VRAM41.8 GB
Updated2026-04-13
Maintainerchromadb
Model Typegpt_oss
Model Files  41.8 GB
Model ArchitectureGptOssForCausalLM
Licenseapache-2.0
Context Length131072
Model Max Length131072
Transformers Version5.3.0
Tokenizer ClassTokenizersBackend
Padding Token<|endoftext|>
Vocabulary Size201088

Best Alternatives to Context 1

Best Alternatives
Context / RAM
Downloads
Likes
GPT Oss 20B128K / 13.8 GB64991724492
OTel LLM 20B Reasoning128K / 83.8 GB866210
GPT Oss 20B128K / 13.8 GB4187335
GPT Oss Safeguard 20B128K / 13.8 GB47089206
GPT Oss 20B Heretic Ara V4128K / 13.8 GB46211
GPT Oss 20B Abliterated128K / 41.6 GB3322
GPT Oss 20B BF16128K / 41.6 GB11085120
GPT Oss 20B Heretic128K / 41.6 GB3612103
GPT Oss 20B Ja Fin Thinking128K / 41.6 GB4058
OptiMind SFT128K / 42 GB72698
Note: green Score (e.g. "73.2") means that the model is better than chromadb/context-1.

Rank the Context 1 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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