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SelectedMeta logoLlama 4 Maverick×xAI logoGrok 4×OpenAI logoGPT-4.1×OpenAI logoGPT-5×Clear all
 
Meta logoLlama 4 Maverick

Meta

xAI logoGrok 4

xAI

OpenAI logoGPT-4.1

OpenAI

OpenAI logoGPT-5

OpenAI

VendorMetaxAIOpenAIOpenAI
FamilyLlamaGrokGPTGPT
Release date2025-04-052025-07-092025-04-142025-08-07
Context window1,000,000 tokens256,000 tokens1,000,000 tokens400,000 tokens
Parameters400B
Modalitytext, visiontexttext, visiontext, vision, audio
LicenseLlama 4 Community Licenseproprietaryproprietaryproprietary
Sourceopen weightsproprietaryproprietaryproprietary
DescriptionMixture-of-experts open-weight model from Meta.OpenAI's flagship general-purpose model. Superseded by GPT-5.5 in April 2026.
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