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Moonshot AI

Kimi K2.5

ReasoningOpen weightsModels.devHugging Face
Intelligence
23.5
Rank 196 of 744 measured models
Coding
46.8
Rank 131 of 298 measured models
Output speed
60.1 t/s
Rank 280 of 403 measured models
Price/1M
$1.14
Rank 401 of 659 measured models
Context window
256K
Rank 518 of 1199 measured models

Kimi K2.5 (Reasoning) scores 23.5 on the Artificial Analysis Intelligence Index, ranking 196th of 744 measured models. The closest models on this index are Claude Opus 4.5 (23.7), GPT-5.1 Codex (High) (23.7), and GLM 5V Turbo (Reasoning) (23.5). At $1.14 per million tokens (3:1 input/output blended price), it is cheaper than Claude Opus 4.5 ($10) and GPT-5.1 Codex (High) ($3.44). With an output speed of 60.1 t/s, it is faster than Claude Opus 4.5 (46.1 t/s), slower than GPT-5.1 Codex (High) (126 t/s).

Artificial Analysis Indices
Reasoning
Intelligence23.5
Rank 196 of 744 measured models
Coding46.8
Rank 131 of 298 measured models
Reasoning levels
Each point is a reasoning level of this model: more reasoning often raises the score but costs more. Select a point to open that level.
Intelligence Indexmost efficient ↗Price / 1M tokens
Standard Benchmarks
GPQA Diamond87.9%
Rank 97 of 619 measured models
HLE30.7%
Rank 147 of 664 measured models
IFBench70.2%
Rank 70 of 450 measured models
AA-LCR78.0%
Rank 120 of 575 measured models
TerminalBench Hard34.8%
Rank 83 of 432 measured models
Terminal-Bench 2.145.7%
Rank 132 of 244 measured models
τ²-Bench95.9%
Rank 16 of 440 measured models
τ-Bench Banking14.2%
Rank 127 of 211 measured models
Additional benchmarks13
Design Arena · 3d53.1%
Design Arena · Androidnative57.8%
Design Arena · Asciiart46.4%
Design Arena · Codecategories54.1%
Design Arena · Dataviz51.3%
Design Arena · Fullstack54.5%
Design Arena · Gamedev53.4%
Design Arena · Godotgamedev59.8%
Design Arena · Mobileapps54.7%
Design Arena · Svg48.4%
Design Arena · Uicomponent53.6%
Design Arena · Webapps51.6%
Design Arena · Website55.2%
Models at a similar level
The closest models on the Intelligence Index, one configuration per family.

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