N14QM/Vietnamese-4B-Chat-abliterated

VISIONPricing:Input $0.4 / Cached $0.08 / Output $0.8Concurrent Unit Cost:1Model Size:4.5BQuant:BF16Context Size:32kTool Calling:SupportedPublished:Oct 16, 2026License:otherArchitecture:Transformer Featherless Exclusive Cold

N14QM/Vietnamese-4B-Chat-abliterated is a 4.5 billion parameter Vietnamese chat model, based on Qwen3.5-4B and created by N14QM. It was developed using DARE + TIES merging and Abliterix v1.12.2 abliteration techniques, significantly reducing refusal rates from 99/100 to approximately 20/100. This model is specifically designed for conversational tasks in Vietnamese, offering improved usability by mitigating excessive refusal behaviors.

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Vietnamese-4B-Chat-abliterated Overview

This model, developed by N14QM, is an abliterated version of the original N14QM/Vietnamese-4B-Chat, built upon the Qwen3.5-4B hybrid base. It features 4.5 billion parameters and a context length of 32768 tokens, making it suitable for a wide range of conversational AI applications in Vietnamese.

Key Capabilities

  • Reduced Refusal Rate: Through the application of Abliterix v1.12.2, the model's refusal rate has been significantly lowered from 99/100 to approximately 20/100, enhancing its practical usability for chat applications.
  • Optimized for Vietnamese: Specifically designed and fine-tuned for the Vietnamese language, ensuring high relevance and fluency in responses.
  • Efficient Merging: Utilizes DARE + TIES merging with a density of 0.53, contributing to its performance characteristics.

Good for

  • Vietnamese Chatbots: Ideal for developing conversational agents and chatbots that interact in Vietnamese, especially where a lower refusal rate is desired.
  • Language Generation: Suitable for generating natural and contextually appropriate Vietnamese text in interactive scenarios.
  • Research in Model Abliteration: Provides a practical example of applying abliteration techniques to improve model behavior and reduce unwanted responses.