R²ec: Towards Large Recommender Models with Reasoning

R²ec is a large recommender model with reasoning, generating both natural language rationales and ranked item predictions. The model is fine-tuned with reinforcement learning to enhance its reasoning capabilities for more effective recommendations.

Paper Link👁️

Sources

• Repository: https://github.com/YRYangang/RRec
• Paper: https://arxiv.org/abs/2505.16994

Licence

This code repository is licensed under the MIT License. The use of R²ec models is also subject to the MIT License. R²ec series support commercial use and distillation.

Citation

@misc{you2025r2ec,
    title={$\text{R}^2\text{ec}$: Towards Large Recommender Models with Reasoning},
    author={Runyang You and Yongqi Li and Xinyu Lin and Xin Zhang and Wenjie Wang and Wenjie Li and Liqiang Nie},
    year={2025},
    eprint={2505.16994},
    archivePrefix={arXiv},
    primaryClass={cs.IR}
}