DeepSeek R1 0528 vs GPT-5
Compare DeepSeek R1 0528 by DeepSeek against GPT-5 by OpenAI, context windows of 164K vs 400K, tested across 46 shared challenges. Updated April 2026.
Which is better, DeepSeek R1 0528 or GPT-5?
DeepSeek R1 0528 and GPT-5 are both competitive models. DeepSeek R1 0528 costs $0/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 R1 0528 and GPT-5
DeepSeek R1 0528 is made by deepseek while GPT-5 is from openai. DeepSeek R1 0528 has a 164K token context window compared to GPT-5's 400K. On pricing, DeepSeek R1 0528 costs $0/M input tokens vs $1.25/M for GPT-5.
No community votes yet. On paper, GPT-5 has the edge — newer, bigger context window.
Style Comparison
GPT-5 uses 2.8x more transitions
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279 AI models invented the same fake scientist.
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