o3-pro

reasoningdeprecatedproprietary

- Responses API . - Structured outputs. - Text and image processing. - Functions and tools. Full summary of capabilities .

Intelligence
Reasoning
Speed
Context
200K
Max output
100K
Input price
$20/1M tokens
Output price
$80/1M tokens

Capabilities

Reasoning & Interaction
Reasoning
Tool Calling
Output Control
Structured Output
JSON Mode
Infrastructure
Streaming
Batch Processing

Details

Provider Azure AI Foundry
Creator OpenAI
Familyo3
Licenseproprietary
Statusdeprecated
Typereasoning
Input modalitiestext, image
Output modalitiestext
Open weightNo
Parameters—
Architecture—
Context window200K tokens
Max input—
Max output100K tokens
Reasoning tokensYes
Knowledge cutoff
Release date
Deprecation date
Sourceofficial

Tools

Function Callingfunction_calling
Call external functions and APIs

Pricing

Text tokensPer 1M tokens
InputOutput
Standard$20$80

Family Comparison: o3

ModelContextMax out
o3-deep-research200K100K
o3-mini200K100K
o3-pro200K100K
o3200K100K

API

GET/v1/models/azure/o3-pro

o3-pro

deprecated

- Responses API . - Structured outputs. - Text and image processing. - Functions and tools. Full summary of capabilities .

Changes · 5 entries
o3-proupdate1cd659eMar 24, 2026, 04:19 AM
capabilitiesjson modeyes
o3-proupdate2b100acMar 23, 2026, 05:30 AM
tools["function_calling"]
description- Responses API . - Structured outputs. - Text and image ...
tagline- Responses API .
o3-proupdateb50649fMar 21, 2026, 11:58 PM
model_typereasoning
o3-proupdatec9a70c5Mar 21, 2026, 08:12 AM
knowledge_cutoffMay 31, 2024→2024-05-31
o3-procreate7f5c66fMar 21, 2026, 05:16 AM