Head to head

o1 vs o3-pro

On a blended workload of one million input tokens and three million output tokens, o1 is 1.3× cheaper than o3-pro.

o1o3-pro
Provider OpenAI OpenAI
Input / MTok $15 $20
Output / MTok $60 $80
Cache read / MTok $7.5
Context window 200,000 200,000
Blended 1M in + 3M out $195.00 $260.00
Status ga ga

o1 detail   o3-pro detail