modelgrep
O

OpenAI: o3 Mini

openai/o3-mini

ReasoningToolsJSON
Use via OpenRouter ↗
Intelligence
Design Elo
Speed
144
33rd fastest
Latency
2.2s
first token
Input price
$1.10
215th cheapest
Context
200K
100K max out

How it compares

Faster than89%
of all ranked models
Cheaper than28%
of all ranked models

Overview

OpenAI o3-mini is a cost-efficient language model optimized for STEM reasoning tasks, particularly excelling in science, mathematics, and coding. This model supports the `reasoning_effort` parameter, which can be set to...

Benchmarks

independent · via OpenRouter
Artificial Analysis
Coding Index
17.9
GPQA Diamond
75%
Humanity's Last Exam
9%
SciCode
40%
Tau²-Bench (agentic)
29%

Providers & pricing (1)

ProviderIn $/MOut $/MUptime
OpenAI$1.10$4.40100%

Specifications

Context window200K
Max output100K
Knowledge cutoffOct 2023
Input modalitiestext, file
Output modalitiestext
Prompt caching
Cache read price$0.550/M
ModeratedYes

o3 Mini FAQ

How much does o3 Mini cost?

o3 Mini costs $1.10 per million input tokens and $4.40 per million output tokens via OpenRouter, making it 215th cheapest of 298 paid models.

How fast is o3 Mini?

o3 Mini generates around 144 tokens per second with 2.2s time-to-first-token (p50), the 33rd fastest tracked model.

What is o3 Mini's context window?

o3 Mini supports a 200K-token context window and can output up to 100K tokens. It accepts text, file input.

Compare head-to-head