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Try Kimi, your all-in-one AI assistant - now with K2 Thinking, the best open-source reasoning model. Solves math & logic step-by-step, searches accurately, writes & codes with structure, with creativity and precision.
Jul 15, 2025 · Kimi K1.5 is a cutting-edge large language model developed by Moonshot AI, a Beijing-based AI startup founded in 2023. It serves as the backbone of Moonshot’s AI ecosystem, powering the Kimi Chat assist...
Kimi是由北京月之暗面科技有限公司（Moonshot AI）开发的一款高的智能助手。通过使用Kimi网页版，你可以提高工作效率，实现更多可能。
Feb 23, 2025 · Kimi 是一款AI智能助手，由 Moonshot 自研的大语言模型驱动，支持在线搜索、深度思考、多模态推理和超长文本对话。
There are a few key ingredients about the design and training of k1.5. Long context scaling. We scale the context window of RL to 128k and observe continued improvement of performance with an increased context length....
K1.5是什么？ Kimi k1.5 是 Kimi 推出的最新多模态思考模型，专为解决复杂的推理任务而设计。作为一款集数学推理、代码生成、视觉推理和多模态数据分析于一体的高性能AI模型，k1.5在推理速度和准确性上取得了突破性进展，标志着AI推理技术的进一步提升。
k1.5 是月之暗面科技推出的最新多模态思考模型，具备强大的推理和多模态处理能力。模型在 short-CoT（短链思维）模式下，数学、代码、视觉多模态和通用能力大幅超越了全球范围内短思考 SOTA 模型 GPT-4o 和 Claude 3.5 Sonnet，领先幅度高达 550%。
