All model prices

GPT-5.4 nano

OpenAI · gpt-5.4-nano

GPT-5.4 nano from OpenAI: $0.2 per million input tokens, $1.25 per million output tokens, $0.02 per million cached input tokens. Retires 1 Apr 2027.

Prices in US dollars per million units
RatePriceApplies
Input$0.2 per 1M input tokensOrdinary
Cached input$0.02 per 1M cached input tokensOrdinary
Output$1.25 per 1M output tokensOrdinary
Input$0.22 per 1M input tokenseu
Input$0.22 per 1M input tokensus
Input$0.1 per 1M input tokensBATCH tier
Input$0.11 per 1M input tokensBATCH tier, eu
Input$0.11 per 1M input tokensBATCH tier, us
Input$0.1 per 1M input tokensFLEX tier
Input$0.11 per 1M input tokensFLEX tier, eu
Input$0.11 per 1M input tokensFLEX tier, us
Cached input$0.022 per 1M cached input tokenseu
Cached input$0.022 per 1M cached input tokensus
Cached input$0.011 per 1M cached input tokensBATCH tier, eu
Cached input$0.01 per 1M cached input tokensBATCH tier
Cached input$0.011 per 1M cached input tokensBATCH tier, us
Cached input$0.01 per 1M cached input tokensFLEX tier
Cached input$0.011 per 1M cached input tokensFLEX tier, eu
Cached input$0.011 per 1M cached input tokensFLEX tier, us
Output$1.375 per 1M output tokensus
Output$1.375 per 1M output tokenseu
Output$0.688 per 1M output tokensBATCH tier, us
Output$0.688 per 1M output tokensBATCH tier, eu
Output$0.625 per 1M output tokensBATCH tier
Output$0.688 per 1M output tokensFLEX tier, us
Output$0.625 per 1M output tokensFLEX tier
Output$0.688 per 1M output tokensFLEX tier, eu
Released
17 Mar 2026
Retires
1 Apr 2027
Most input tokens
272,000
Most output tokens
128,000