Alex Getmanearly AI signals

O3 Pro

OpenAI

Released Updated
Context window
200K
200,000 tokens
Max output
100K
100,000 tokens
Input / Output
text, image → text

API pricing

USD / 1M tokens

InputOutputCached input
  • $20.00
openai-pricing
  • $80.00
openai-pricing
—

Timeline

  1. · API availability · evidence link
Input / output price · USD / 1M tokens
ModelEvidence linksInput / output price
o3-pro
batch
openai
API route unavailable
$10.00 / $40.00
o3-pro
standard
openai
API route unavailable
$20.00 / $80.00

Signals 1

Specifications

O3 Pro is a model from OpenAI, released on 10 Jun 2025. The context window is 200,000 tokens. The maximum output is 100,000 tokens. Pricing is $20.00 per million input tokens and $80.00 per million output tokens.

Context window
200,000
Max output
100,000
Input
text · image
Output
text
Input · USD / 1M tokens
$20.00
Output · USD / 1M tokens
$80.00

Questions

What is the context window of O3 Pro?

The context window is 200,000 tokens. The maximum output is 100,000 tokens.

How much does O3 Pro cost?

Pricing is $20.00 per million input tokens and $80.00 per million output tokens.

When was O3 Pro released?

On 10 Jun 2025.