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ChatGPT Images 2.5 vs DeepSeek-V4-Pro-0813

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ChatGPT Images 2.5DeepSeek-V4-Pro-0813
AttributeChatGPT Images 2.5OpenAI · 2 in the newsDeepSeek-V4-Pro-0813DeepSeek · 1 in the news
Scores
Intelligence (ECI)155
Coding78
Math89
Reasoning & Knowledge70
Agentic & Tools
Specifications
DeveloperOpenAIDeepSeek
FamilyGPTDeepSeek
ReleasedSep 8, 2026Aug 13, 2026
Parameters1.6T
AvailabilityHosted access (no API)Open weights (unrestricted)
Context window1M
Price — $/M input$0.58
Price — $/M output$1.74
Inputstext
Outputstext
Benchmarks
AIME 2024/202599%
ARC-AGI91%
ARC-AGI-261%
GPQA Diamond92%
Humanity's Last Exam41%
SciCode51%
SimpleQA Verified53%
WebDev Arena1582
WeirdML66%

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.