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GPT-4.1vsKimi K2 Thinking

Comparing across 10 challenges

2 Models Selected
Comparison Active
GPT-4.1

GPT-4.1

openaiApr 2025
A
Not disclosed
1,047,576k
xlarge
conversationreasoningcode generation+1
Kimi K2 Thinking

Kimi K2 Thinking

moonshotaiNov 2025
B
1T (32B active)
262,144k
xlarge
conversationreasoningcode generation+2

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