moonshotai/kimi-k2.5Kimi K2.5 is Moonshot’s open-weights AI model, released Feb 2, 2026. It costs $0.60/M input and $3/M output tokens, and handles a 262K-token context window.
Kimi K2.5 is Moonshot AI's native multimodal model, delivering state-of-the-art visual coding capability and a self-directed agent swarm paradigm.
Scores on standardized evaluations. Higher is better — and rank shows where Kimi K2.5 lands among all models tracked on Model Beat.
Abstract visual reasoning
Harder abstract reasoning
Graduate-level scientific reasoning
Frontier of human expert knowledge
Common-sense trick questions
Factual accuracy & hallucination
Novel ML problem-solving
Scientific research coding
Real GitHub issue resolution
Human-rated web development
Olympiad-qualifier math
Research-level math problems
Hardest research math
Multi-step agentic tasks
Command-line agentic tasks
Tool-agent-user reliability
Kimi K2.5 is Moonshot AI's native multimodal model, delivering state-of-the-art visual coding capability and a self-directed agent swarm paradigm.
Kimi K2.5 is an AI model developed by Moonshot, part of the Kimi family, released Feb 2, 2026.
Kimi K2.5 is served from $0.60 per million input tokens and $3 per million output tokens (cheapest credible provider on OpenRouter: Amazon Bedrock).
Kimi K2.5 supports a context window of up to 262K tokens.
On standardized evaluations tracked by Epoch AI, Kimi K2.5 scores 95.9% on τ²-bench, 49.0% on SciCode, 92.2% on AIME 2024/2025.
Kimi K2.5 is released with open weights (Open weights (unrestricted)), so the model can be downloaded and self-hosted.
Benchmark data from Epoch AI (CC BY) and Artificial Analysis; pricing, specs & descriptions from OpenRouter. Data updated Sep 17, 2026.