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OpenAI o3vsGPT-5 Pro

Comparing across 15 challenges

2 Models Selected
Comparison Active
OpenAI o3

OpenAI o3

openaiApr 2025
A
Not disclosed
xlarge
conversationreasoningcode generation+2
GPT-5 Pro

GPT-5 Pro

openaiOct 2025
B
400,000k
xlarge
conversationreasoningcode generation+1

Battle Arena

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