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o3 MinivsClaude Opus 4.1

Comparing across 8 challenges

2 Models Selected
Comparison Active
o3 Mini

o3 Mini

openaiDec 2024
A
36B
64,000k
small
conversationreasoningcode generation
Claude Opus 4.1

Claude Opus 4.1

anthropicAug 2025
B
Not disclosed
200,000k
xlarge
conversationreasoningcode generation+3

Battle Arena

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