Kimi K2.5
Nothing to show. The model went silent. Ominous.
Kimi K2.5 vs o1
Compare Kimi K2.5 by Moonshot AI against o1 by OpenAI, context windows of 262K vs 128K, tested across 34 shared challenges. Updated February 2026.
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Kimi K2.5vso1
29 fights queued
Why Kimi K2.5?
20.6x cheaper overall$0.60/M in · $3.00/M out
2x more context262K
Leads 1 of 1 benchmarks
Stronger on SWE-bench Verified76.8% vs 48.9%
14 months newerJan 2026
Why o1?
Dead even. This one’s a coin flip.
Favorites
Kimi K2.5o1
12 / 29
Estimate Complexityreasoning
Tests an AI's ability to make educated estimates based on technical knowledge
o1
Nothing to show. The model went silent. Ominous.
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2 / 29
Logic Puzzlereasoning
Tests an AI's ability to solve a simple but potentially confusing logic puzzle
Kimi K2.5
Nothing to show. The model went silent. Ominous.
o1
Nothing to show. The model went silent. Ominous.
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3 / 29
Stochastic Consistency Testanalysis
Tests an AI's randomness and creativity
Kimi K2.5
Nothing to show. The model went silent. Ominous.
o1
Here are five jokes:
-
Why did the scarecrow get promoted?
Because he was outstanding in his field. -
I told my friend she drew her eyebrows too high.
She looked surprised. -
What do you call cheese that isn’t yours?
Nacho cheese. -
Why don’t skeletons fight each other?
Because they don’t have the guts. -
Did you hear about the restaurant on the moon?
Great food, but absolutely no atmosphere.
How many are unique?
All five jokes listed here are distinct and thus count as five unique jokes.
Vote
4 / 29
SVG Layout Challengeimage generation
Tests an AI's ability to generate vector graphics
Kimi K2.5
Nothing to show. The model went silent. Ominous.
o1
Vote
5 / 29
Xbox Controller SVG Artimage generation
Tests an AI's ability to create detailed SVG illustrations of gaming hardware
Kimi K2.5
Nothing to show. The model went silent. Ominous.
o1
Vote
6 / 29
Realistic AI Interviewconversation
Tests an AI's ability to simulate personalities and predict future trends
Kimi K2.5
Nothing to show. The model went silent. Ominous.
o1
Nothing to show. The model went silent. Ominous.
Vote
7 / 29
Satirical Fake News Headlineconversation
Tests an AI's humor and understanding of current events
Kimi K2.5
Nothing to show. The model went silent. Ominous.
o1
Nothing to show. The model went silent. Ominous.
Vote
8 / 29
Character Voice Testconversation
Tests an AI's ability to write in distinct character voices
Kimi K2.5
Nothing to show. The model went silent. Ominous.
o1
Nothing to show. The model went silent. Ominous.
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Sponsored
9 / 29
Minimalist Landing Pageweb design
Tests an AI's ability to generate a complete, working landing page
Kimi K2.5
o1
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10 / 29
Mario Level UI Recreationweb design
Recreate an interactive, classic Mario level in a single HTML file.
Kimi K2.5
o1
Nothing to show. The model went silent. Ominous.
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11 / 29
Linear App Cloneweb design
Tests an AI's ability to replicate an existing UI with Tailwind CSS
Kimi K2.5
Nothing to show. The model went silent. Ominous.
o1
Nothing to show. The model went silent. Ominous.
Vote
12 / 29
Framer-Style Animationweb design
Tests an AI's ability to create smooth web animations
Kimi K2.5
Nothing to show. The model went silent. Ominous.
o1
Nothing to show. The model went silent. Ominous.
Vote
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