o3 Mini High
openai/o3-mini-high- OpenAI
- Family · o3 Mini High
- Text · File → Text
- Tools · JSON
Not on OSMEXO yet
Spec & list price
Context195K
Max output100K
Input / 1M$1.10
Output / 1M$4.404× input
Usage
Requests / day479
Tool calls / req0.03
Per request · 30 days
Avg input1.3K0.1× median
Avg output730about median
Cache hit41%0.6× median
Reasoning share94%1.7× median
Tool-call failures1%0.5× median
Consumption
Peak 4.8M 8 OctLow 306.8K 27 Sep
News & trends
News · latest from OpenAI
- GPT-6.1 Terra vs. Claude Opus 5.5: Cheaper and faster in three tests at maxthenewstack.io · 2 Nov
- Chinese labs now target OpenAI's GPT-6 Astra for distillationfork.zone · 1 Nov
- GPT-6.1 Terrasimonwillison.net · 31 Oct
- GPT-5.6 Sol can beat Factorio on peaceful moderyanmadden.net · 31 Oct
Technical details
- Reasoning
- on · high
- Tokenizer
- GPT
- Knowledge cutoff
- 2023-10-31
- Moderation
- moderated
Reasoning effort
- high · default
Request parameters 9
- tools
- tool_choice
- response_format
- structured_outputs
- reasoning
- reasoning_effort
- include_reasoning
- max_tokens
- seed
When to use
Best for
- Math and logic problems at higher effort
- Reasoning-heavy coding help
- Cost-aware structured output pipelines
- Tool-calling with text-only inputs
Think twice for
- Image understanding
- Fast chat replies
- Self-hosting (closed weights)
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