o4 Mini High

OpenAI · Released April 2025 · Knowledge cutoff June 2024

OpenAI o4-mini-high is the same model as [o4-mini](/openai/o4-mini) with reasoning_effort set to high. OpenAI o4-mini is a compact reasoning model in the o-series, optimized for fast, cost-efficient performance while retaining...

It is part of OpenAI's GPT family, where Sol, Luna and Terra mark the current generation's capability tiers and Pro servings trade speed for deeper computation.

Facts and pricing

Provider

OpenAI

Context window

200K tokens

Input price

12.1 credits / 1M tokens ($1.10 raw)

Output price

48.4 credits / 1M tokens ($4.40 raw)

Vision (image input)

Yes

Tool calling

Yes

Extended reasoning

No

Credits are what Zeplik bills: 1 credit = $0.10, computed from the raw provider rate with a 1.10x margin. Raw prices shown per 1M tokens.

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What o4 Mini High is best for

• High-volume everyday tasks where speed and cost matter: summaries, drafts, quick questions
• Long documents: the 200K-token window holds lengthy reports, contracts or papers whole
• Working with images: screenshots, charts, photos and scanned documents alongside text
• Tool use and agents: reliably calls functions, so it can search, run skills and drive workflows

Example prompts

Prompts that suit a fast and light model like o4 Mini High:

• Summarize this article in five bullet points
• Rewrite this email to be shorter and friendlier
• Give me ten name ideas for a hiking newsletter
• Translate this paragraph to Spanish and keep the tone

OpenAI family

All 68 OpenAI models

Frequently asked questions

What is o4 Mini High?

o4 Mini High is an AI model by OpenAI. OpenAI o4-mini-high is the same model as [o4-mini](/openai/o4-mini) with reasoning_effort set to high. OpenAI o4-mini is a compact reasoning model in the o-series, optimized for fast, cost-efficient performance while retaining...

How much does o4 Mini High cost on Zeplik?

Input tokens cost 12.1 credits per million and output tokens 48.4 credits per million (1 credit = $0.10; the raw provider rates are $1.10 and $4.40 per million). New accounts start with free credits.

How long can a conversation with o4 Mini High be?

o4 Mini High has a 200K-token context window (200,000 tokens), which covers the conversation plus any documents you attach.

Does o4 Mini High support images and tools?

o4 Mini High accepts image input and supports tool calling.

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