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Claude 3 OpusvsxAI: Grok 4

Comparing across 9 challenges

2 Models Selected
Comparison Active
Claude 3 Opus

Claude 3 Opus

anthropicMar 2024
A
Not disclosed
200,000k
xlarge
conversationreasoningcode generation+1
xAI: Grok 4

xAI: Grok 4

xaiJul 2025
B
Not disclosed
256,000k
large
conversationreasoningcode generation+1

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