DeepSeek R1 0528 vs GPT-5.4 Nano

Compare DeepSeek R1 0528 by DeepSeek against GPT-5.4 Nano by OpenAI, context windows of 164K vs 400K, tested across 24 shared challenges. Updated March 2026.

Which is better, DeepSeek R1 0528 or GPT-5.4 Nano?

DeepSeek R1 0528 and GPT-5.4 Nano are both competitive models. DeepSeek R1 0528 costs $0/M input tokens vs $0.2/M for GPT-5.4 Nano. Context windows: 164K vs 400K tokens. Compare their real outputs side by side below.

Key Differences Between DeepSeek R1 0528 and GPT-5.4 Nano

DeepSeek R1 0528 is made by deepseek while GPT-5.4 Nano is from openai. DeepSeek R1 0528 has a 164K token context window compared to GPT-5.4 Nano's 400K. On pricing, DeepSeek R1 0528 costs $0/M input tokens vs $0.2/M for GPT-5.4 Nano.

Our Verdict
DeepSeek R1 0528
DeepSeek R1 0528
GPT-5.4 Nano
GPT-5.4 Nano

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Too close to call
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