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The free endpoint has reduced rate limits from January 5-12, after which it will be deprecated. Use kwaipilot/kat-coder-pro-v1Opens in new tab for continued access.

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Kwaipilot: KAT-Coder-Pro V1

kwaipilot/kat-coder-pro

KAT-Coder-Pro V1 is KwaiKAT's most advanced agentic coding model in the KAT-Coder series. Designed specifically for agentic coding tasks, it excels in real-world software engineering scenarios, achieving 73.4% solve rate on the SWE-Bench Verified benchmark.

The model has been optimized for tool-use capability, multi-turn interaction, instruction following, generalization, and comprehensive capabilities through a multi-stage training process, including mid-training, supervised fine-tuning (SFT), reinforcement fine-tuning (RFT), and scalable agentic RL.

Modalities

Context

262K

Released

Nov 10, 2025

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Frequently asked questions

KAT-Coder-Pro V1 is KwaiKAT's most advanced agentic coding model in the KAT-Coder series. Designed specifically for agentic coding tasks, it excels in real-world software engineering scenarios, achieving 73.4% solve rate on the SWE-Bench Verified benchmark.

KAT-Coder-Pro V1 has a 262,144 token context window.

KAT-Coder-Pro V2.5 and KAT-Coder-Pro V2 are other text models from Kwaipilot.

KAT-Coder-Pro V1 was released on November 10, 2025.

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