OA

o3 Pro

by OpenAIWebsite
deep reasoningresearch

Input

$20.00/MTok

Output

$80.00/MTok

Specifications

Context Window

200K context

Max Output

100K tokens

Caching

No

Batch API

No

Vision

Supported

Tool Use

Supported

Cost Examples

Single chat message

500 input + 300 output tokens

$0.03/request

Code review

5,000 input + 2,000 output tokens

$0.26/request

Document summary

50,000 input + 1,000 output tokens

$1.08/request

100 requests/day

1,000 input + 500 output × 30 days

$180.00/month

Compare o3 Pro

See how o3 Pro stacks up against GPT-5.2 Pro and GPT-5.4 Pro.