---
title: 'Kimi K1.5: Scaling Reinforcement Learning with LLMs'
link: https://github.com/MoonshotAI/Kimi-k1.5
source: kimi-com
published: 2025-01-20T00:00:00Z
first_seen: 2026-10-19T01:26:53.998049939Z
summary: 2025-01-20
content: extracted
html: 2025-01-20-kimi-k1-5-scaling-reinforcement-learning-with-llms.html
remote_preview:
  url: https://kimi-file.kimi.ai/prod-chat-kimi/kfs/4/2/2026-03-25/1d71tf1qav1fc647s9li0?x-tos-process=image%2Fauto-orient%2C1%2Fstrip%2Fignore-error%2C1
  alt: 'Kimi K1.5: Scaling Reinforcement Learning with LLMs'
---

There are a few key ingredients about the design and training of k1.5.

```
@article{team2025kimi,
  title={Kimi k1.5: Scaling reinforcement learning with llms},
  author={Team, Kimi and Du, Angang and Gao, Bofei and Xing, Bowei and Jiang, Changjiu and Chen, Cheng and Li, Cheng and Xiao, Chenjun and Du, Chenzhuang and Liao, Chonghua and others},
  journal={arXiv preprint arXiv:2501.12599},
  year={2025}
}
```