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SelectedOpenAI logoGPT-5 Pro×xAI logoGrok 4×DeepSeek logoDeepSeek-R1×OpenAI logoGPT-4.1×Clear all
 
OpenAI logoGPT-5 Pro

OpenAI

xAI logoGrok 4

xAI

DeepSeek logoDeepSeek-R1

DeepSeek

OpenAI logoGPT-4.1

OpenAI

VendorOpenAIxAIDeepSeekOpenAI
FamilyGPTGrokDeepSeekGPT
Release date2025-08-072025-07-092025-01-202025-04-14
Context window400,000 tokens256,000 tokens128,000 tokens1,000,000 tokens
Parameters671B
Modalitytext, vision, audiotexttexttext, vision
LicenseproprietaryproprietaryMITproprietary
Sourceproprietaryproprietaryopen weightsproprietary
DescriptionHigher-reasoning variant of GPT-5, used for harder scientific and research tasks (e.g., immunology breakthroughs at NIH). Same 400K context as GPT-5; trades latency for depth.Reasoning-focused open-weight model.
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Benchmarks
MMLU-Pro82.8%
GPQA-D87.5%
Aider72.5%
AIME-2586.1%79.8%
LiveCB65.3%

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