Head to head

GPT-5.4 mini vs GPT-5.4 Pro

On a blended workload of one million input tokens and three million output tokens, GPT-5.4 mini is 40.0× cheaper than GPT-5.4 Pro.

GPT-5.4 miniGPT-5.4 Pro
Provider OpenAI OpenAI
Input / MTok $0.75 $30
Output / MTok $4.5 $180
Cache read / MTok $0.075
Context window
Blended 1M in + 3M out $14.25 $570.00
Status ga ga

GPT-5.4 mini detail   GPT-5.4 Pro detail