PT-BR persona behavior
According to the model card, the model speaks like Jade even without a strong system prompt, using forms such as vc alongside slang.
Open Source Model Profile · Madras1
Jade1.7b
Jade1.7b is a 1.72B-parameter Qwen3 conversational fine-tune from Madras1. According to the model card, it is built for Brazilian Portuguese chat with a persistent Jade persona.
- Publisher
- Madras1
- Task
- text-generation
- Model type
- qwen3
- License
- apache-2.0
- Library
- transformers
- Publication status
- Accepted · not indexed
Model overview
Jade1.7b is published by Madras1 as a conversational text-generation model. The captured configuration identifies Qwen3ForCausalLM with a qwen3 model type, and Safetensors metadata reports 1720574976 parameters. The model card describes it as a Brazilian Portuguese fine-tune of Qwen3 1.7B with colloquial phrasing, slang, and a WhatsApp-like tone.
Recorded capabilities
1.72B Qwen3 scale
Captured config identifies Qwen3ForCausalLM and Safetensors metadata reports 1720574976 parameters.
Simple-prompt guidance
The publisher recommends a simple user message and conversational prompts rather than a formal system prompt that fights the fine-tune.
Use cases in the source record
- Brazilian Portuguese chat assistants and persona bots using informal, friendly phrasing.
- WhatsApp-style conversational agents and light entertainment chat described as the best fit.
Limitations and unknowns
- According to the model card, the model may sound informal where neutral tone is needed and is less suited to formal or high-stakes legal, medical, or financial use.
- No evaluation results were extracted from this record.
- No context-window value was extracted from this record.
- Provider state is historical snapshot data, not independently refreshed current availability.
Source and provenance
Source: Madras1/Jade1.7b
Captured: Unknown. Processed: 2026-09-07T19:35:41.763756+00:00.
Jade1.7b Jade1.7b is a Brazilian Portuguese conversational finetune of Qwen3 1.7b built to express a strong, persistent persona. This model is designed for PT-BR chat, chatbot use cases, and character-style interaction, with colloquial language, abbreviations, slang, and a WhatsApp-like tone. Model Summary Jade1.7b is a persona-first model. It was intentionally finetuned so the model speaks like Jade even without a strong system prompt . Because of that, the model often answers in PT-BR with informal phrasing such as vc , slang, and a friendly conversational tone from the very first turn. Model Details Developed by: Madras1 Base mod…
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