o3 Mini High
OpenAI · Mid
OpenAI o3-mini-high is the same model as [o3-mini](/openai/o3-mini) with reasoning_effort set to high. o3-mini is a cost-efficient language model optimized for STEM reasoning tasks, particularly excelling in science, mathematics, and...
Input / 1M
$1.10
Output / 1M
$4.40
Cached input / 1M
$0.55
Context window
200K
Where it sits
205th-cheapest mid model
by blended $/Mtok among 262 listed mid models
237% above the mid median
blended $/Mtok across 262 mid models
Output costs 4× input
$1.10 in / $4.40 out per 1M
Cached input saves 50%
$0.55 vs $1.10 per 1M fresh
Held flat since launch (Jun 2026)
no blended price change recorded
Computed live from current prices and this model's history — not hand-written, so it stays accurate as prices move.
Price history
Only one price on record so far — the history chart appears once a price changes.
Snapshots
| Effective | Input | Output | Cached in | Note | Source |
|---|---|---|---|---|---|
| 11 Jun 2026 | $1.10 | $4.40 | $0.55 | Imported from OpenRouter | openrouter.ai |