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Gemini 3.1 Pro vs GPT-5

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Gemini 3.1 ProGPT-5
AttributeGemini 3.1 ProGoogle DeepMind · 3 in the newsGPT-5OpenAI · 41 in the news
Scores
Intelligence (ECI)155150
Coding6242
Math7268
Reasoning & Knowledge9454
Agentic & Tools8132
Specifications
DeveloperGoogle DeepMindOpenAI
FamilyGeminiGPT
ReleasedFeb 19, 2026Aug 7, 2025
Parameters
AvailabilityAPI accessAPI access
Context window400K
Price — $/M input$1.25
Price — $/M output$10.00
Inputstext, image, file
Outputstext
Benchmarks
AIME 2024/202596%91%
APEX34%18%
ARC-AGI98%66%
ARC-AGI-277%10%
FrontierMath37%32%
FrontierMath Tier 417%13%
GPQA Diamond94%86%
GSO (code optimization)23%7%
Humanity's Last Exam46%25%
METR task horizon6.4 h3.4 h
SimpleBench80%57%
SimpleQA Verified77%51%
SWE-bench Verified76%74%
Terminal-Bench80%50%
WebDev Arena14611395
WeirdML72%61%
GDPval (win/tie rate)38%
LiveCodeBench85%
MATH Level 598%
MMLU-Pro87%
SciCode43%
τ²-bench85%

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.

Benchmarks & model data from Epoch AI (CC BY); pricing & specs from OpenRouter. ECI = Epoch Capabilities Index.