DeepSeek V3 (March 2024) vs GPT-5
Compare DeepSeek V3 (March 2024) by DeepSeek against GPT-5 by OpenAI, context windows of 128K vs 400K, tested across 51 shared challenges. Updated May 2026.
Which is better, DeepSeek V3 (March 2024) or GPT-5?
DeepSeek V3 (March 2024) and GPT-5 are both competitive models. DeepSeek V3 (March 2024) costs $0.14/M input tokens vs $1.25/M for GPT-5. Context windows: 128K vs 400K tokens. Compare their real outputs side by side below.
Key Differences Between DeepSeek V3 (March 2024) and GPT-5
DeepSeek V3 (March 2024) is made by deepseek while GPT-5 is from openai. DeepSeek V3 (March 2024) has a 128K token context window compared to GPT-5's 400K. On pricing, DeepSeek V3 (March 2024) costs $0.14/M input tokens vs $1.25/M for GPT-5.
Per 1M tokens
DeepSeek V3 (March 2024) is cheaper on both — 8.9× input, 36× output
No community votes yet. On paper, GPT-5 has the edge — newer, bigger context window.
DeepSeek V3 (March 2024) is 36x cheaper per token — worth considering if cost matters.
Style Comparison
DeepSeek V3 (March 2024) uses 25.6x more emoji
