Kimi-k1.5
by Moonshot AI
Kimi-k1.5 is a model from Moonshot AI, released on January 20, 2025. It ranks #135 of 220 models by Intelligence Score with a score of 17.1.
Kimi 1.5 is a next-generation multimodal large language model developed by Moonshot AI. It incorporates advanced reinforcement learning (RL) and scalable multimodal reasoning, delivering state-of-the-art performance in math, code, vision, and long-context reasoning tasks.
Key specs
| Provider | Moonshot AI |
|---|---|
| Release date | 2025-01-20 |
| License | proprietary |
| Intelligence Score | 17.1 |
Quick answers
Is Kimi-k1.5 open source?
No. Kimi-k1.5 is a proprietary model from Moonshot AI (proprietary license).
When was Kimi-k1.5 released?
Moonshot AI released Kimi-k1.5 on January 20, 2025.
How does Kimi-k1.5 compare to Claude Opus 5.5 (Reasoning)?
Kimi-k1.5 scores 17.1 on the Intelligence Score versus 60.5 for Claude Opus 5.5 (Reasoning), the current #1.
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