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SelectedOpenAI logoGPT-5×xAI logoGrok 4×DeepSeek logoDeepSeek-R1×Anthropic logoClaude 4.6 Sonnet×Clear all
 
OpenAI logoGPT-5

OpenAI

xAI logoGrok 4

xAI

DeepSeek logoDeepSeek-R1

DeepSeek

Anthropic logoClaude 4.6 Sonnet

Anthropic

VendorOpenAIxAIDeepSeekAnthropic
FamilyGPTGrokDeepSeekClaude
Release date2025-08-072025-07-092025-01-20
Context window400,000 tokens256,000 tokens128,000 tokens200,000 tokens
Parameters671B
Modalitytext, vision, audiotexttexttext, vision
LicenseproprietaryproprietaryMITproprietary
Sourceproprietaryproprietaryopen weightsproprietary
DescriptionOpenAI's flagship general-purpose model. Superseded by GPT-5.5 in April 2026.Reasoning-focused open-weight model.
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