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Kimi K2.5 vs Qwen3.5-9B
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Scores
Intelligence (ECI)148—
Coding442
Math53—
Reasoning & Knowledge36—
Agentic & Tools392
Specifications
DeveloperMoonshotAlibaba
FamilyKimiQwen
ReleasedFeb 2, 2026Feb 24, 2026
Parameters1T—
AvailabilityOpen weights (unrestricted)Open weights (restricted use)
Context window262K262K
Price — $/M input$0.38$0.10
Price — $/M output$2.02$0.15
Inputstext, imagetext, image, video
Outputstexttext
Benchmarks
AIME 2024/202592%—
APEX14%—
ARC-AGI65%—
ARC-AGI-212%—
FrontierMath28%—
FrontierMath Tier 44%—
GPQA Diamond88%—
Humanity's Last Exam24%—
SimpleBench47%—
SimpleQA Verified34%—
SWE-bench Verified74%—
Terminal-Bench43%9%
WebDev Arena1431—
WeirdML46%—
Use-case scores are 0–100 percentile composites across each area’s benchmarks, ranked against every model from the past year. Highlighted cells lead each row. Open a model for the full picture.
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Benchmarks & model data from Epoch AI (CC BY); pricing & specs from OpenRouter. ECI = Epoch Capabilities Index.