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OpenAI o4 Mini HighvsGPT-5 Nano

Comparing across 29 challenges

2 Models Selected
Comparison Active
OpenAI o4 Mini High

OpenAI o4 Mini High

openaiApr 2025
A
Not disclosed
200,000k
medium
conversationreasoningcode generation+1
GPT-5 Nano

GPT-5 Nano

openaiAug 2025
B
small
conversationreasoningcode generation+1

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