Claude Opus 4.1 vs GPT-4

Compare Claude Opus 4.1 by Anthropic against GPT-4 by OpenAI, in 2 community votes, claude opus 4.1 wins 100% of head-to-head duels, context windows of 200K vs 8K, tested across 15 shared challenges. Updated February 2026.

In 2 community votes, Claude Opus 4.1 wins 100% of head-to-head duels. Claude Opus 4.1 leads in Image Generation. Based on blind community voting from the RIVAL open dataset of 2+ human preference judgments for this pair.

Image Generation: Claude Opus 4.1 wins 100% of votes
FAQ