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Horizon AlphavsClaude Opus 4.5

Comparing across 34 challenges

2 Models Selected
Comparison Active
Horizon Alpha

Horizon Alpha

openrouterJul 2025
A
256,000k
large
conversationreasoningcode generation+1
Claude Opus 4.5

Claude Opus 4.5

anthropicNov 2025
B
xlarge
conversationreasoningcode generation+2

Battle Arena

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