Gemini 3 Flash Preview
No content available for this output.
Gemini 3 Flash Preview vs GPT-5 Codex
Compare Gemini 3 Flash Preview by Google AI against GPT-5 Codex by OpenAI, tested across 50 shared challenges. Updated February 2026.
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Gemini 3 Flash PreviewvsGPT-5 Codex
45 challenges
Why Gemini 3 Flash Preview?
Leads 1 of 1 benchmarks
Stronger on SWE-bench Verified78.0% vs 74.5%
3 months newerDec 2025
Why GPT-5 Codex?
No standout advantages
Favorites
Gemini 3 Flash PreviewGPT-5 Codex
12 / 45
Estimate Complexityreasoning
Tests an AI's ability to make educated estimates based on technical knowledge
GPT-5 Codex
No content available for this output.
Vote
2 / 45
AI Board Game Logicreasoning
Tests an AI's ability to understand game rules and strategy
Gemini 3 Flash Preview
No content available for this output.
GPT-5 Codex
No content available for this output.
Vote
3 / 45
Logic Puzzlereasoning
Tests an AI's ability to solve a simple but potentially confusing logic puzzle
Gemini 3 Flash Preview
No content available for this output.
GPT-5 Codex
No content available for this output.
Vote
4 / 45
Math Misconception Testreasoning
Tests an AI's understanding of number representation
Gemini 3 Flash Preview
No content available for this output.
GPT-5 Codex
No content available for this output.
Vote
5 / 45
Stochastic Consistency Testanalysis
Tests an AI's randomness and creativity
Gemini 3 Flash Preview
No content available for this output.
GPT-5 Codex
No content available for this output.
Vote
6 / 45
SVG Layout Challengeimage generation
Tests an AI's ability to generate vector graphics
Gemini 3 Flash Preview
No content available for this output.
GPT-5 Codex
No content available for this output.
Vote
7 / 45
Xbox Controller SVG Artimage generation
Tests an AI's ability to create detailed SVG illustrations of gaming hardware
Gemini 3 Flash Preview
No content available for this output.
GPT-5 Codex
No content available for this output.
Vote
8 / 45
Generate a Stand-Up Routineconversation
Tests an AI's humor and creative writing ability
Gemini 3 Flash Preview
No content available for this output.
GPT-5 Codex
No content available for this output.
Vote
9 / 45
Realistic AI Interviewconversation
Tests an AI's ability to simulate personalities and predict future trends
Gemini 3 Flash Preview
No content available for this output.
GPT-5 Codex
No content available for this output.
Vote
10 / 45
Satirical Fake News Headlineconversation
Tests an AI's humor and understanding of current events
Gemini 3 Flash Preview
No content available for this output.
GPT-5 Codex
No content available for this output.
Vote
11 / 45
Character Voice Testconversation
Tests an AI's ability to write in distinct character voices
Gemini 3 Flash Preview
No content available for this output.
GPT-5 Codex
No content available for this output.
Vote
12 / 45
Minimalist Landing Pageweb design
Tests an AI's ability to generate a complete, working landing page
Gemini 3 Flash Preview
GPT-5 Codex
Vote
12 of 45