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o3 1 31 Mini


o3 1 31 Mini is OpenAI logoOpenAI's language model with a 200K context window and up to 100K output tokens, available from 2 providers. A compact variant of the o3 reasoning model, offering efficient chain-of-thought reasoning for STEM and coding tasks at reduced compute cost.
Spec
Canonical IDopenai-o3-1-31-mini
TypeLanguage
StatusActive
CreatorOpenAIOpenAI
Providers
Context Window200K tokens
Max Output100K tokens
Input ModalitiesText
Output ModalitiesText
Reasoning Effortsdefault

Capabilities

Input1/5
Text
Image·
Audio·
Video·
PDF·
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities4/13
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
Input
$ / 1M
Output
$ / 1M
Azure AI Foundry logo
Azure AI Foundry
$1.10$4.40$0.550$0.550$2.20
OpenAI logo
OpenAI
$1.10$4.40$0.550

Cost Calculator

Preset:
Compares every provider & tier in USD

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
o4 6 26 Mini Deep Research200KAvailable
o4 4 16 Mini200KAvailable
o3 1 31 Mini200KCurrent
o4 Mini Deep Research200K$2.00$8.00Available
o4 Mini200K$1.00$4.00Available
o4 Mini High200K$1.10$4.40Available
o3 Mini High200K$1.10$4.40Available
o3 Mini200K$1.10$4.40Available
Codex Mini200K$1.50$6.00Available
o1 Mini128K$1.10$4.40Available

Other models

ModelTierReleasedContextInput / 1MOutput / 1M
o3 6 10 ProPro200K
o3 Deep Research200K$2.50$40.00
o3 ProPro200K$20.00$80.00
o3200K$2.00$8.00
o1 ProPro200K$150.00$600.00
o1200K$15.00$60.00
o1 Preview128K$15.00$60.00

Model IDs