POST /v1/chat/completionso3-mini
o3-minio3 Mini is the cost-efficient member of OpenAI’s o-series reasoning models. The launch materials focus on STEM tasks such as science, math, and coding, with lower latency and lower cost than larger reasoning models. It is a strong option when users need reasoning behavior but cannot spend the time or budget required by a full o-series model.
Total Context
200Ktokens
Max Output
100Ktokens
Released
Dec 20, 2024
Modalities
o3-mini Price
| Input Price | Output Price | Cache Read |
|---|---|---|
| $1.1/M | $4.4/M | $0.55/M |
o3-mini API
o3-mini Benchmark
18.4
/100
Artificial Analysis Intelligence Index
Artificial Analysis broad capability aggregate
Index score
17.3
/100
Artificial Analysis Coding Index
Artificial Analysis software task aggregate
Index score
Knowledge & Reasoning
MMLU-Pro
Advanced multi-task knowledge
80.2%
GPQA
Advanced science problem solving
77.3%
HLE
Broad expert-level exam set
12.3%
Coding & Engineering
LiveCodeBench
Live coding problems
73.4%
SciCode
Scientific coding challenges
39.8%
Terminal-Bench Hard
Hard terminal task execution
6.1%
Math
MATH-500
Advanced math problem solving
98.5%
AIME
Competition math problems
86%
Instruction Following & Agent Tasks
IFBench
Prompt constraint adherence
67.1%
AA-LCR
Long-context reasoning
39.3%
τ²-Bench
Agent workflow tasks
31.3%
Metrics sourced from Artificial Analysis
o3 Mini FAQ
o3 Mini: capabilities, use cases, limits, and TokenHub guidance.
How should teams view o3 Mini?+
o3 Mini is a OpenAI model for cost-efficient STEM and coding reasoning.
What is o3 Mini best for?+
Best for mathematical reasoning, scientific reasoning and code reasoning, especially when speed and cost efficiency is the priority.
What is o3 Mini's main strength?+
Key strength: strong STEM and coding reasoning in a smaller text-only model.
Is o3 Mini always the best choice?+
It is deprecated or superseded, so it is a poor default for new integrations. Use GPT-5.4 Mini for new integrations.
What is the safest setup?+
Confirm availability; use the current recommended model for new integrations.
Media and Discussions
Selected public videos and posts related to this model.
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