Verified model pricing

o3 vs o3-pro Pricing

API pricing, context and a realistic usage scenario—without flattening different vendor rates into an invented average.

o3

legacy
Input / 1M
$2
Output / 1M
$8
Context
200K tokens
Example monthly cost
$37.00
Pricing calculator

o3-pro

current
Input / 1M
$20
Output / 1M
$80
Context
200K tokens
Example monthly cost
$400.00
Pricing calculator
Lower cost in this scenario
o3

Based on 10M input, 2M cached-input and 2M output tokens using each page's primary published rate. Capability, latency and availability still matter.

AI Pricing DatabaseTool comparisons