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SelectedAnthropic logoClaude 4.6 Sonnet×xAI logoGrok 4×Google logoGemini Omni×OpenAI logoGPT-5.5×Clear all
 
Anthropic logoClaude 4.6 Sonnet

Anthropic

xAI logoGrok 4

xAI

Google logoGemini Omni

Google

OpenAI logoGPT-5.5

OpenAI

VendorAnthropicxAIGoogleOpenAI
FamilyClaudeGrokGeminiGPT
Release date2026-02-172025-07-092026-05-202026-04-23
Context window1,000,000 tokens256,000 tokens1,000,000 tokens400,000 tokens
Parameters
Modalitytext, visiontexttext, vision, audio, videotext, vision, audio
Licenseproprietaryproprietaryproprietaryproprietary
Sourceproprietaryproprietaryproprietaryproprietary
DescriptionAnthropic's mid-tier flagship — released 12 days after Opus 4.6 and matching most of its capabilities at ~40% the API cost ($3/$15 per 1M tokens). 1M-token context.Multimodal Gemini variant introduced at Google I/O 2026 — unified text, image, audio, and video processing in a single model.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.
Links
Benchmarks
MMLU-Pro85.4%82.8%87.6%
GPQA-D85.8%87.5%89.4%
HumanEval95.9%96.8%
Aider83.6%72.5%89.7%
AIME-2587.4%86.1%94.2%
LiveCB73.8%65.3%78.9%
MMMU82.5%78.4%

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