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    Kwaipilot: Kat Coder (free)Free variant

    kwaipilot/kat-coder-pro:free

    Created Nov 10, 2025256,000 context
    $0/M input tokens$0/M output tokens

    KAT-Coder is the flagship coding model from Kwaipilot. It achieves an exceptional 73.4% resolution rate on SWE-Bench Verified.

    KAT-Coder was trained using advanced multi-stage training including mid-training, supervised fine-tuning (SFT), reinforcement fine-tuning (RFT), and large-scale agentic reinforcement learning (RL) on enterprise codebases.

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