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SelectedGoogle logoGemini 2.5 Pro×Meta logoLlama 4 Maverick×xAI logoGrok 4×OpenAI logoGPT-5.5×Clear all
 
Google logoGemini 2.5 Pro

Google

Meta logoLlama 4 Maverick

Meta

xAI logoGrok 4

xAI

OpenAI logoGPT-5.5

OpenAI

VendorGoogleMetaxAIOpenAI
FamilyGeminiLlamaGrokGPT
Release date2025-03-252025-04-052025-07-092026-04-23
Context window2,000,000 tokens1,000,000 tokens256,000 tokens400,000 tokens
Parameters400B
Modalitytext, vision, audio, videotext, visiontexttext, vision, audio
LicenseproprietaryLlama 4 Community Licenseproprietaryproprietary
Sourceproprietaryopen weightsproprietaryproprietary
DescriptionPredecessor to Gemini 3 Pro.Mixture-of-experts open-weight model from Meta.OpenAI's smartest and most intuitive model — successor to GPT-5, with major coding, research, and document workflow gains. GPT-5.5 Pro variant also available for heavier reasoning.
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