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NBR-1B-Portuguese-MCQ
limajr/NBR-1B-Portuguese-MCQ
NBR-1B-Portuguese-MCQ is a text generation model from limajr. Use it when you need the model to write or continue text. It is set up for transformers. The card lists the license as apache-2.0.
O melhor modelo ~1B parametros para questoes de multipla escolha em Portugues.
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At a glance
- Task
- Text Generation
- Library
- transformers
- License
- apache-2.0
- Model type
- llama
- Access
- Public
- Created
- Jan 19, 2026
- Updated
- Jan 19, 2026
- SHA
- 961c68e3
Model card
From the Hugging Face model README
NBR-1B-Portuguese-MCQ
O melhor modelo ~1B parametros para questoes de multipla escolha em Portugues.
Highlights
- #1 em ENEM (30.53%) - Vestibular brasileiro
- #1 em OAB (49.70%) - Exame da Ordem dos Advogados
- #1 em BLUEX (36.54%) - Vestibulares universitarios
- #1 em tweetSentBR (39.70%) - Analise de sentimento
Benchmarks
| Benchmark | Score | Ranking |
|---|---|---|
| ENEM | 30.53% | #1 |
| OAB Exams | 49.70% | #1 |
| BLUEX | 36.54% | #1 |
| TweetSentBR | 39.70% | #1 |
| FAQUAD NLI | 45.55% | Top 3 |
| HateBR | 43.18% | Top 5 |
| PT Hate Speech | 41.99% | Top 5 |
| ASSIN2 RTE | 34.27% | - |
| ASSIN2 STS | 0.99% | - |
| Average | 35.83% | - |
Usage
from transformers import AutoModelForCausalLM, AutoTokenizer
model = AutoModelForCausalLM.from_pretrained("limajr/NBR-1B-Portuguese-MCQ")
tokenizer = AutoTokenizer.from_pretrained("limajr/NBR-1B-Portuguese-MCQ")
Model Details
- Architecture: LlamaForCausalLM
- Parameters: ~1.5B
- Hidden Size: 2048
- Layers: 24
- Attention Heads: 16
- Language: Portuguese (pt-BR)
- Training: Supervised Fine-Tuning on Brazilian educational content
- License: Apache 2.0
Training Data
Fine-tuned on curated Portuguese datasets including:
- Brazilian educational materials
- Legal texts (OAB preparation)
- General knowledge QA
Evaluation
Evaluated on the Open PT LLM Leaderboard using the standard evaluation protocol.
Limitations
- Optimized for multiple choice questions
- ASSIN2 STS (semantic similarity) performance is limited
- Best used for Portuguese educational contexts
- Task
- Text Generation
- Library
- transformers
- Type
- llama
- License
- apache-2.0
- Languages
- pt
- Created
- Jan 19, 2026
- Updated
- Jan 19, 2026