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Portimbria 150M by StentorLabs

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Portimbria 150M is an open-source language model by StentorLabs. Features: 150m LLM, VRAM: 0.7GB, Context: 4K, License: apache-2.0, LLM Explorer Score: 0.34.

  Arxiv:2001.08361   Arxiv:2104.09864   Arxiv:2203.15556   Arxiv:2211.17192   Arxiv:2302.13971   Arxiv:2304.01373   Arxiv:2305.13245   150m-parameters   Conversational   Dataset:bigcode/starcoderdata   Dataset:epfml/fineweb-hq   Dataset:huggingfacetb/finemath   Edge-deployment   Efficient   En   Endpoints compatible   Fineweb   Gqa   Llama   Low-resource   Model-index   Portimbria   Region:us   Research   Safetensors   Small-language-model   Speculative-decoding   Tpu-trained
Model Card on HF 🤗: https://huggingface.co/StentorLabs/Portimbria-150M 

Portimbria 150M Benchmarks

LLME Score: 0.34148
nn.n% — How the model compares to the reference models: Anthropic Sonnet 3.5 ("so35"), GPT-4o ("gpt4o") or GPT-4 ("gpt4").
Portimbria 150M (StentorLabs/Portimbria-150M)
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Portimbria 150M Parameters and Internals

LLM NamePortimbria 150M
Repository 🤗https://huggingface.co/StentorLabs/Portimbria-150M 
Model Size150m
Required VRAM0.7 GB
Updated2026-04-13
MaintainerStentorLabs
Model Typellama
Model Files  0.7 GB
Supported Languagesen
Model ArchitectureLlamaForCausalLM
Licenseapache-2.0
Context Length4096
Model Max Length4096
Transformers Version4.57.1
Tokenizer ClassLlamaTokenizer
Padding Token</s>
Vocabulary Size32768

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Rank the Portimbria 150M Capabilities

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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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