DeepSeek R1 vs GPT-4.1

Compare DeepSeek R1 by DeepSeek against GPT-4.1 by OpenAI, in 6 community votes, deepseek r1 and gpt-4.1 are closely matched, context windows of 128K vs 1.0M, tested across 34 shared challenges. Updated February 2026.

In 6 community votes, DeepSeek R1 and GPT-4.1 are closely matched. DeepSeek R1 leads in Reasoning. Based on blind community voting from the RIVAL open dataset of 6+ human preference judgments for this pair.