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Gemini 3 Pro vs GPT-6 Astra

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Gemini 3 ProGPT-6 Astra
AttributeGemini 3 ProGoogle DeepMind · 1 in the newsGPT-6 AstraOpenAI · 25 in the news
Scores
Intelligence (ECI)153169
Coding4394
Math6595
Reasoning & Knowledge6799
Agentic & Tools4693
Specifications
DeveloperGoogle DeepMindOpenAI
FamilyGeminiGPT
ReleasedNov 18, 2025Sep 3, 2026
Parameters
AvailabilityAPI accessAPI access
Context window1.1M
Price — $/M input$10.00
Price — $/M output$50.00
Inputsfile, image, text
Outputstext
Benchmarks
AIME 2024/202591%100%
APEX32%65%
ARC-AGI75%99%
ARC-AGI-231%95%
FrontierMath38%
FrontierMath Tier 419%
GDPval (win/tie rate)54%
GPQA Diamond93%96%
GSO (code optimization)19%
Humanity's Last Exam38%55%
METR task horizon3.7 h
SimpleBench76%
SimpleQA Verified73%76%
SWE-bench Verified73%
Terminal-Bench69%
WebDev Arena14381800
WeirdML70%94%
SciCode56%

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.