OpenAI logo

o3

Deprecated

o3 is OpenAI logoOpenAI's language model with a 200K context window and up to 100K output tokens, available from 5 providers, starting at $2.00 / 1M input and $8.00 / 1M output. A powerful, well-rounded reasoning model that sets a high bar for math, science, coding, and visual reasoning, with strong technical writing and instruction-following capabilities.
Spec
Canonical IDopenai-o3
TypeLanguage
StatusDeprecated
CreatorOpenAIOpenAI
Providers
Context Window200K tokens
Max Output100K tokens
Input ModalitiesImagePdfText
Output ModalitiesText
Reasoning Effortsdefault
Release Date · 1 year ago
Knowledge Cutoff
Deprecation Date
Intelligence Index
38.4
#77
Coding Index
38.4
#46
Math Index
88.3
#35
MMLU-Pro
0.9
#27
GPQA
0.8
#68
HLE
0.2
#57
LiveCodeBench
0.8
#26
AIME
0.9
#6
IFBench
0.7
#41
Time to First Token
7.61s
#428
SciCode
0.4
#66
MATH-500
1.0
#2
AIME 2025
0.9
#35
LCR
0.7
#23
TerminalBench Hard
0.4
#41
TAU2
0.8
#92
Output TPS
81.8
#148

Capabilities

Input3/5
Text
Image
Audio·
Video·
PDF
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities6/13
Reasoning
Adaptive Reasoning·
Function Calling
Parallel Function Calling·
Structured Outputs
Native JSON Schema
Web Search
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching
Assistant Prefill·

Pricing by Provider

ProviderStandardBatch
Input
$ / 1M
Output
$ / 1M
Cache Read
$ / 1M
Web Search
$ / query
Input
$ / 1M
Output
$ / 1M
Cache Read
$ / 1M
Gradient AI logo
Gradient AI
gradient_ai/openai-o3
$2.00$8.00N/AN/A
OpenAI logo
OpenAI
o3
$2.00$8.00$0.500N/A$1.00$4.00$0.250
OpenRouter logo
OpenRouter
openai/o3
$2.00$8.00$0.500$0.010
Vercel AI Gateway logo
Vercel AI Gateway
openai/o3
$2.00$8.00$0.500N/A
Azure AI Foundry logo
Azure AI Foundry
openai:o3
$2.20$8.80$0.550N/A$1.00$4.00N/A

Regional pricing

Provider-specific pricing that varies by region.
Azure AI Foundry logo
Azure AI Foundry
13 regions
RegionStandardBatch
Input
$ / 1M
Output
$ / 1M
Cache Read
$ / 1M
Input
$ / 1M
Output
$ / 1M
Global
Global$2.20$8.80$0.550$1.00$4.00
Europe
France Central (Paris)/ francecentral$2.20$8.80$0.550$1.10$4.40
Germany West Central (Frankfurt)/ germanywestcentral$2.20$8.80$0.550$1.10$4.40
Poland Central (Warsaw)/ polandcentral$2.20$8.80$0.550$1.10$4.40
Spain Central (Madrid)/ spaincentral$2.20$8.80$0.550$1.10$4.40
Sweden Central (Gävle)/ swedencentral$2.20$8.80$0.550$1.10$4.40
West Europe (Netherlands)/ westeurope$2.20$8.80$0.550$1.10$4.40
US
East US (Virginia)/ eastus$2.20$8.80$0.550$1.10$4.40
East US 2 (Virginia)/ eastus2$2.20$8.80$0.550$1.10$4.40
North Central US (Illinois)/ northcentralus$2.20$8.80$0.550$1.10$4.40
South Central US (Texas)/ southcentralus$2.20$8.80$0.550$1.10$4.40
West US (California)/ westus$2.20$8.80$0.550$1.10$4.40
West US 3 (Phoenix)/ westus3$2.20$8.80$0.550$1.10$4.40

Cost Calculator

Preset:
Compares every provider & tier in USD

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
o3 Deep Research200K$10.00$40.00Available
o4 Mini Deep Research200K$2.00$8.00Available
o3 Pro200K$20.00$80.00Available
o3200K$2.00$8.00Current
o4 Mini200K$1.00$4.00Available
o4 Mini High200K$1.10$4.40Available
o1 Pro200K$150.00$600.00Available
o3 Mini High200K$1.10$4.40Available
o3 Mini200K$1.10$4.40Available
o1200K$15.00$60.00Available
o1 Mini128K$1.10$4.40Available

Model IDs