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OpenAI o3vsClaude Sonnet 4

Comparing across 22 challenges

2 Models Selected
Comparison Active
OpenAI o3

OpenAI o3

openaiApr 2025
A
Not disclosed
xlarge
conversationreasoningcode generation+2
Claude Sonnet 4

Claude Sonnet 4

anthropicMay 2025
B
Not disclosed
200,000k
large
conversationreasoningcode generation+3

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