GPT-5.2 vs Claude Opus 4

Compare GPT-5.2 by OpenAI against Claude Opus 4 by Anthropic, in 6 community votes, gpt-5.2 wins 67% of head-to-head duels, context windows of 400K vs 200K, tested across 34 shared challenges. Updated February 2026.

In 6 community votes, GPT-5.2 wins 67% of head-to-head duels. GPT-5.2 has the edge overall, but performance varies by task type. Based on blind community voting from the RIVAL open dataset of 6+ human preference judgments for this pair.