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GPT-2vsClaude Opus 4.1

Comparing across 3 challenges

2 Models Selected
Comparison Active
GPT-2

GPT-2

openaiNov 2019
A
1.5B
1,024k
medium
conversationsummarizationanalysis
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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