Kimi K2.5
moonshotai/kimi-k2.5-0127
MoonshotAI: Kimi K2.5, provided by MoonshotAI, accepts text and image inputs and generates text output. It supports tool use, reasoning capabilities, and open weights, with a context length of 262,144 tokens. Pricing is $0.57 per million input tokens and $2.85 per million output tokens.
- tool use
- structured outputs
- reasoning
- open-weight
At a glance
Specifications
What the API gives you
- Context window
- 262K tokens
- Max output
- 262K tokens
- Input price
- $0.57 / 1M tokens
- Output price
- $2.85 / 1M tokens
- Cache read
- $0.095 / 1M tokens
- Modalities
- text, image → text
- Knowledge cutoff
- —
- Released
- Jan 27, 2026
Recommendation coverage
Where this model appears
Not currently included in a published recommendation. This means the available task-specific evidence did not support a ranking yet—not that the model was reviewed and rejected.
Measured evidence
Public benchmark record
- LMArena Text
- 1445 Elo2026-07-16
- LMArena Vision
- 1264 Elo2026-07-12
- LMArena WebDev
- 1433 Elo2026-07-16
- LMArena WebDev
- 1433 Elo2026-07-20
LMArena data licensed CC-BY-4.0. Aider (Apache-2.0) and SWE-bench (MIT) are open.
Open-weight model on Hugging Face.
Catalog data via OpenRouter and models.dev. Last checked within the past 6 hours.