Updated Nov 6, 2025

Our Verdict

Kimi K2 Thinking

OpenAI o4-miniRunner-up

No community votes yet. On paper, Kimi K2 Thinking has the edge — bigger model tier, newer, bigger context window.

Too close to call

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Kimi K2 Thinking

OpenAI o4-mini

FAQ

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Kimi K2 Thinking vs Grok 3New provider

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Kimi K2 Thinking vs Gemini 2.5 Pro (I/O Edition)New provider

Kimi K2 ThinkingvsOpenAI o4-mini

25 fights queued

Why Kimi K2 Thinking?

1.8x cheaper overall$0.60/M in · $2.50/M out

7 months newerNov 2025

Why OpenAI o4-mini?

Dead even. This one's a coin flip.

Kimi K2 ThinkingOpenAI o4-mini

Input price

$0.60/M

$1.10/M

Output price

$2.50/M

$4.40/M

Context

262K

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Released

Nov 2025

Apr 2025

Favorites

Kimi K2 ThinkingOpenAI o4-mini

Movie

The Godfather

The Godfather

The Shawshank Redemption

The Shawshank Redemption

Album

The Dark Side of the Moon

The Dark Side of the Moon

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City

Paris

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12 / 25

01

Estimate Complexityreasoning

Tests an AI's ability to make educated estimates based on technical knowledge

Kimi K2 Thinking

Kimi K2 Thinking

Moonshotai · Nov 2025text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

OpenAI o4-mini

OpenAI o4-mini

Openai · Apr 2025text

Nothing here. The model returned empty. We stared at it for a while.

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2 / 25

02

Logic Puzzlereasoning

Tests an AI's ability to solve a simple but potentially confusing logic puzzle

Kimi K2 Thinking

Kimi K2 Thinking

Moonshotai · Nov 2025text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

OpenAI o4-mini

OpenAI o4-mini

Openai · Apr 2025text

Nothing here. The model returned empty. We stared at it for a while.

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3 / 25

03

Stochastic Consistency Testanalysis

Tests an AI's randomness and creativity

Kimi K2 Thinking

Kimi K2 Thinking

Moonshotai · Nov 2025text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

OpenAI o4-mini

OpenAI o4-mini

Openai · Apr 2025text

Nothing here. The model returned empty. We stared at it for a while.

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4 / 25

04

Xbox Controller SVG Artimage generation

Tests an AI's ability to create detailed SVG illustrations of gaming hardware

Kimi K2 Thinking

Kimi K2 Thinking

Moonshotai · Nov 2025svg

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

OpenAI o4-mini

OpenAI o4-mini

Openai · Apr 2025svg

Nothing here. The model returned empty. We stared at it for a while.

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5 / 25

05

Realistic AI Interviewconversation

Tests an AI's ability to simulate personalities and predict future trends

Kimi K2 Thinking

Kimi K2 Thinking

Moonshotai · Nov 2025text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

OpenAI o4-mini

OpenAI o4-mini

Openai · Apr 2025text

Nothing here. The model returned empty. We stared at it for a while.

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6 / 25

06

Satirical Fake News Headlineconversation

Tests an AI's humor and understanding of current events

Kimi K2 Thinking

Kimi K2 Thinking

Moonshotai · Nov 2025text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

OpenAI o4-mini

OpenAI o4-mini

Openai · Apr 2025text

Nothing here. The model returned empty. We stared at it for a while.

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7 / 25

07

Minimalist Landing Pageweb design

Tests an AI's ability to generate a complete, working landing page

Kimi K2 Thinking

Kimi K2 Thinking

Moonshotai · Nov 2025website

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OpenAI o4-mini

OpenAI o4-mini

Openai · Apr 2025website

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8 / 25

08

Mario Level UI Recreationweb design

Recreate an interactive, classic Mario level in a single HTML file.

Kimi K2 Thinking

Kimi K2 Thinking

Moonshotai · Nov 2025website

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OpenAI o4-mini

OpenAI o4-mini

Openai · Apr 2025website

Nothing here. The model returned empty. We stared at it for a while.

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Vote

9 / 25

09

Framer-Style Animationweb design

Tests an AI's ability to create smooth web animations

Kimi K2 Thinking

Kimi K2 Thinking

Moonshotai · Nov 2025website

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

OpenAI o4-mini

OpenAI o4-mini

Openai · Apr 2025website

Nothing here. The model returned empty. We stared at it for a while.

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10 / 25

10

The Sentience Testreasoning

Tests an AI's ability to engage in philosophical discourse about AI rights

Kimi K2 Thinking

Kimi K2 Thinking

Moonshotai · Nov 2025text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

OpenAI o4-mini

OpenAI o4-mini

Openai · Apr 2025text

Nothing here. The model returned empty. We stared at it for a while.

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11 / 25

11

Futuristic Predictionanalysis

Tests an AI's ability to make reasonable predictions about technology

Kimi K2 Thinking

Kimi K2 Thinking

Moonshotai · Nov 2025text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

OpenAI o4-mini

OpenAI o4-mini

Openai · Apr 2025text

Nothing here. The model returned empty. We stared at it for a while.

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Vote

12 / 25

12

Surprise Animal SVGimage generation

Generate SVG art of a randomly chosen animal in a setting of its choosing.

Kimi K2 Thinking

Kimi K2 Thinking

Moonshotai · Nov 2025svg

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

OpenAI o4-mini

OpenAI o4-mini

Openai · Apr 2025svg

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

Vote

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