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README.md
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---
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license: mit
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base_model:
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- CodeGoat24/UnifiedReward-2.0-qwen35-9b
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---
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## Model Summary
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`UnifiedReward-Think-qwen35-9b` is the first unified multimodal CoT reward model, capable of multi-dimensional, step-by-step long-chain reasoning for both visual understanding and generation reward tasks.
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For further details, please refer to the following resources:
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- 📰 Paper: https://arxiv.org/pdf/2505.03318
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- 🪐 Project Page: https://codegoat24.github.io/UnifiedReward/think
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- 🤗 Model Collections: https://huggingface.co/collections/CodeGoat24/unifiedreward-models-67c3008148c3a380d15ac63a
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- 🤗 Dataset Collections: https://huggingface.co/collections/CodeGoat24/unifiedreward-training-data-67c300d4fd5eff00fa7f1ede
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- 👋 Point of Contact: [Yibin Wang](https://codegoat24.github.io)
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## vLLM Server Deployment
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```
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export VLLM_DISABLE_FLASHINFER_GDN_PREFILL=1
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export TOKENIZERS_PARALLELISM=false
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vllm serve CodeGoat24/UnifiedReward-Think-qwen35-9b \
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--host localhost \
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--port 8080 \
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--trust-remote-code \
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--served-model-name UnifiedReward \
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--gpu-memory-utilization 0.95 \
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--mm-encoder-tp-mode data \
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--mm-processor-cache-type shm \
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--enable-prefix-caching \
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--tensor-parallel-size 8 \
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--default-chat-template-kwargs '{"enable_thinking": false}'
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```
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The inference code is provided [here](https://github.com/CodeGoat24/UnifiedReward/tree/main/UnifiedReward-Think/inference_qwen/UnifiedReward-Think-qwen3-inference).
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## Citation
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```
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@article{unifiedreward-think,
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title={Unified multimodal chain-of-thought reward model through reinforcement fine-tuning},
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author={Wang, Yibin and Li, Zhimin and Zang, Yuhang and Wang, Chunyu and Lu, Qinglin and Jin, Cheng and Wang, Jiaqi},
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journal={arXiv preprint arXiv:2505.03318},
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year={2025}
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}
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```
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