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SelectedAnthropic logoClaude 4.7 Opus×OpenAI logoGPT-5.5×Alibaba logoQwen3 235B×xAI logoGrok 4×Clear all
 
Anthropic logoClaude 4.7 Opus

Anthropic

OpenAI logoGPT-5.5

OpenAI

Alibaba logoQwen3 235B

Alibaba

xAI logoGrok 4

xAI

VendorAnthropicOpenAIAlibabaxAI
FamilyClaudeGPTQwenGrok
Release date2026-04-162026-04-232025-04-292025-07-09
Context window1,000,000 tokens400,000 tokens128,000 tokens256,000 tokens
Parameters235B
Modalitytext, visiontext, vision, audiotexttext
LicenseproprietaryproprietaryApache-2.0proprietary
Sourceproprietaryproprietaryopen weightsproprietary
DescriptionAnthropic's previous Opus flagship — superseded by Opus 4.8 on May 28, 2026 (42-day cycle). Optimized for complex reasoning and coding. Improved software engineering, long-running coding tasks, and higher-resolution vision over Claude 4.6.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.Predecessor to the Qwen3.6 family.
Links
Benchmarks
MMLU-Pro88.2%87.6%82.8%
GPQA-D90.1%89.4%87.5%
HumanEval97.4%96.8%
Aider91.2%89.7%72.5%
AIME-2593.5%94.2%86.1%
LiveCB80.2%78.9%65.3%
MMMU79.0%78.4%

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