zkxxxx/VibeThinker-3B-heretic-fc

TEXT GENERATIONConcurrency Cost:1Model Size:3.1BQuant:BF16Ctx Length:32kTool Calling:SupportedPublished:Jun 17, 2026License:apache-2.0Architecture:Transformer Open Weights Cold

VibeThinker-3B-heretic-fc is a 3 billion parameter Qwen2 model developed by zkxxxx, fine-tuned for specific applications. This model was trained significantly faster using Unsloth and Huggingface's TRL library, indicating an optimization for efficient fine-tuning. It is designed for tasks benefiting from a compact yet performant language model, leveraging its Qwen2 architecture.

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Model Overview

VibeThinker-3B-heretic-fc is a Qwen2-based language model developed by zkxxxx. This particular iteration is a fine-tuned version, building upon the zkxxxx/VibeThinker-3B-heretic base model. A key characteristic of its development is the utilization of Unsloth and Huggingface's TRL library, which enabled a 2x faster training process.

Key Characteristics

  • Base Architecture: Qwen2 model family.
  • Developer: zkxxxx.
  • Efficient Training: Leverages Unsloth and Huggingface TRL for accelerated fine-tuning.
  • License: Released under the Apache-2.0 license, allowing for broad use and distribution.

Potential Use Cases

Given its efficient fine-tuning process and Qwen2 base, VibeThinker-3B-heretic-fc is well-suited for applications requiring:

  • Rapid Prototyping: Its faster training time makes it ideal for quick iteration and experimentation with fine-tuned models.
  • Resource-Constrained Environments: As a 3 billion parameter model, it offers a balance of performance and computational efficiency.
  • Specific Domain Adaptation: The fine-tuning indicates an optimization for particular tasks or datasets, making it suitable for specialized applications where the base model's capabilities are further refined.