OA

o3 Mini

by OpenAIWebsite
reasoningbudget

Input

$0.50/MTok

Output

$2.00/MTok

Cached Input

$0.05/MTok

with caching

Batch Input

$0.25/MTok

batch API

Specifications

Context Window

200K context

Max Output

100K tokens

Caching

Supported

Batch API

Supported

Vision

Supported

Tool Use

Supported

Cost Examples

Single chat message

500 input + 300 output tokens

$0.000850/request

Code review

5,000 input + 2,000 output tokens

$0.0065/request

Document summary

50,000 input + 1,000 output tokens

$0.03/request

100 requests/day

1,000 input + 500 output × 30 days

$4.50/month

Compare o3 Mini

See how o3 Mini stacks up against Gemini 3 Flash Preview and Mistral Large 3 (2512).