DeepSeek V3.1 vs GPT-5
Compare DeepSeek V3.1 by DeepSeek against GPT-5 by OpenAI, in 9 community votes, gpt-5 wins 80% of head-to-head duels, context windows of 164K vs 400K, tested across 52 shared challenges. Updated June 2026.
Which is better, DeepSeek V3.1 or GPT-5?
GPT-5 is the better choice overall, winning 80% of 9 blind community votes on Rival. DeepSeek V3.1 costs $0.2/M input tokens vs $1.25/M for GPT-5. Context windows: 164K vs 400K tokens. Compare their real outputs side by side below.
Key Differences Between DeepSeek V3.1 and GPT-5
DeepSeek V3.1 is made by deepseek while GPT-5 is from openai. DeepSeek V3.1 has a 164K token context window compared to GPT-5's 400K. On pricing, DeepSeek V3.1 costs $0.2/M input tokens vs $1.25/M for GPT-5. In community voting, In 9 community votes, GPT-5 wins 80% of head-to-head duels.
In 9 community votes, GPT-5 wins 80% of head-to-head duels. GPT-5 leads in Reasoning, Image Generation. Based on blind community voting from the Rival open dataset of 9+ human preference judgments for this pair.
Pick GPT-5. In 9 blind votes, GPT-5 wins 80% of the time. That's not luck.
GPT-5 particularly excels in Reasoning, Image Generation. DeepSeek V3.1 is 13x cheaper per token — worth considering if cost matters.
Cost per 1M tokens
DeepSeek V3.1 is cheaper on both — 6.3× input, 13× output
Style Comparison
DeepSeek V3.1 uses 2.4x more emoji
