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GPT-5 nano vs GPT-5.4 nano

GPT-5 nano and GPT-5.4 nano: current price, context, max output, and supported operations.

Pricing comparison

GPT-5 nanoGPT-5.4 nano
Model makerOpenAIOpenAI
Delivery availabilityAvailableAvailable
Context window400K400K
Max output128K128K
Official price
Input$0.05per 1M tokensOutput$0.40per 1M tokens
Input$0.20per 1M tokensOutput$1.25per 1M tokens
Verified price
Input$0.035per 1M tokensOutput$0.28per 1M tokens
Input$0.14per 1M tokensOutput$0.875per 1M tokens
Model performance
30-day success rate
99.7%
30-day success rate
99.6%
Capabilities
JSON modePrompt CacheReasoningTool useVision
Prompt CacheTool useVision

Summary

  • GPT-5 nano: Input $0.035 / Output $0.28 per 1M tokens; GPT-5.4 nano: Input $0.14 / Output $0.875 per 1M tokens. Rates depend on the billing unit, specification, and usage. Compare matching conditions in the model's detailed pricing; a single rate does not determine the total cost.
GPT-5 nano
GPT 5
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GPT-5.4 nano
GPT 5.4
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FAQ

Which is cheaper, GPT-5 nano or GPT-5.4 nano?

GPT-5 nano: Input $0.035 / Output $0.28 per 1M tokens; GPT-5.4 nano: Input $0.14 / Output $0.875 per 1M tokens. Rates depend on the billing unit, specification, and usage. Compare matching conditions in the model's detailed pricing; a single rate does not determine the total cost.

What are the key differences between GPT-5 nano and GPT-5.4 nano?

GPT-5 nano: JSON mode, Reasoning