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OpenAI

o3 Pro

o3 Pro applies maximum reasoning compute to the o3 architecture, delivering the deepest chain-of-thought analysis available for the most demanding mathematical, scientific, and analytical problems.

ReasoningVision (Image)File InputTool UseWeb Search
Use with AI GatewayView docs
index.ts
import { streamText } from 'ai'


const result = streamText({
  model: 'openai/o3-pro',
  prompt: 'Why is the sky blue?'
})
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Providers

Route requests across multiple providers. Copy a provider slug to set your preference. Visit the docs for more info. Using a provider means you agree to their terms, listed under Legal.

Provider
Context
Max Output
Latency
Throughput
Input
Output
Cache
Web Search
Capabilities
ZDR
No Training
Release Date
OpenAI
Legal:Terms
•
Privacy
200K100K
4.3s
$20/M
$80/M
$10/K
+ input costs
+2
06/10/2025