Claude Haiku 4.5 vs GPT-4.1

Compare Claude Haiku 4.5 by Anthropic against GPT-4.1 by OpenAI, in 16 community votes, claude haiku 4.5 wins 64% of head-to-head duels, context windows of 200K vs 1.0M, tested across 39 shared challenges. Updated February 2026.

In 16 community votes, Claude Haiku 4.5 wins 64% of head-to-head duels. Claude Haiku 4.5 leads in Web Design, Image Generation, while GPT-4.1 leads in Reasoning. Based on blind community voting from the RIVAL open dataset of 16+ human preference judgments for this pair.