Phantomcloak19/qwen3-4b-dpo

TEXT GENERATIONPricing:Input $0.4 / Cached $0.08 / Output $0.8Concurrent Unit Cost:1Model Size:4BQuant:BF16Context Size:32kTool Calling:SupportedPublished:Jun 30, 2026Architecture:Transformer Featherless Exclusive Cold

Phantomcloak19/qwen3-4b-dpo is a 4 billion parameter language model based on the Qwen3-4B architecture, specifically fine-tuned using Direct Preference Optimization (DPO). This model represents the DPO phase of the LLMPR sequential training pipeline, following an initial Supervised Fine-Tuning (SFT) phase. It is optimized for tasks benefiting from preference-based alignment, making it suitable for applications requiring nuanced response generation.

Loading preview...

Overview

Phantomcloak19/qwen3-4b-dpo is a 4 billion parameter language model derived from the Qwen/Qwen3-4B base model. It has undergone a Direct Preference Optimization (DPO) phase, which is a critical step in the LLMPR sequential training pipeline. This pipeline typically involves an initial Supervised Fine-Tuning (SFT) phase, followed by DPO, and then a Safety-GRPO phase.

Key Capabilities

  • Preference Alignment: Optimized through DPO, indicating an ability to generate responses that align with human preferences or specific desired behaviors.
  • Base Architecture: Built upon the robust Qwen3-4B architecture, providing a solid foundation for language understanding and generation.
  • Sequential Training: Represents an intermediate stage in a multi-phase training process, suggesting a focus on refining model outputs based on preference data.

Good For

  • Applications requiring models fine-tuned for specific preferences or stylistic outputs.
  • Use cases where a 4B parameter model offers a balance between performance and computational efficiency.
  • Further experimentation or integration into pipelines that benefit from a DPO-aligned base.