o4 Mini High
Fast and lightVisionToolsOpenAI · 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.
Try o4 Mini now
o4 Mini High is a serving variant of o4 Mini, so Zeplik offers the o4 Mini row and routes your prompt there.
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
| Model | Context | Input cr/M | Output cr/M | Released |
|---|---|---|---|---|
| GPT-6 Astra | 1.1M | 110 | 550 | September 2026 |
| GPT-6 Astra Pro | 1.1M | 110 | 550 | September 2026 |
| GPT-5.6 Luna Pro | 1.1M | 2.2 | 13.2 | July 2026 |
| GPT-5.6 Luna Pro (batch) | 1.1M | 1.1 | 6.6 | July 2026 |
| GPT-5.6 Luna (batch) | 1.1M | 1.1 | 6.6 | July 2026 |
| GPT-5.6 Luna | 1.1M | 2.2 | 13.2 | July 2026 |
| GPT-5.6 Terra Pro (batch) | 1.1M | 11.0 | 66.0 | July 2026 |
| GPT-5.6 Terra Pro | 1.1M | 22.0 | 132 | July 2026 |
| GPT-5.6 Terra | 1.1M | 22.0 | 132 | July 2026 |
| GPT-5.6 Terra (batch) | 1.1M | 11.0 | 66.0 | July 2026 |
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.
Related models
GPT-6 Astra is OpenAI's flagship model for demanding end-to-end work. It is suited for advanced analysis, software engineering, deep research, scientific work, and document creation, with particular strengths in long-horizon...
GPT-6 Astra Pro is the same underlying model as [GPT-6 Astra](https://openrouter.ai/openai/gpt-6-astra), served with `reasoning.mode` set to `pro` for higher-quality responses on complex tasks. Learn more in OpenAI's docs: https://developers.openai.com/api/docs/guides/reasoning#reasoning-mode
GPT-5.6 Luna Pro is the same underlying model as [GPT-5.6 Luna](https://openrouter.ai/openai/gpt-5.6-luna), served with `reasoning.mode` set to `pro` for higher-quality responses on complex tasks. Learn more in OpenAI's docs: https://developers.openai.com/api/docs/guides/reasoning#reasoning-mode
GPT-5.6 Luna Pro is the same underlying model as [GPT-5.6 Luna](https://openrouter.ai/openai/gpt-5.6-luna), served with `reasoning.mode` set to `pro` for higher-quality responses on complex tasks. Learn more in OpenAI's docs: https://developers.openai.com/api/docs/guides/reasoning#reasoning-mode
GPT-5.6 Luna is a fast, cost-efficient model in OpenAI's GPT-5.6 series. It is suited for high-volume, latency-sensitive tasks such as chat, classification, and lightweight agentic workflows, providing capable reasoning for...
GPT-5.6 Luna is a fast, cost-efficient model in OpenAI's GPT-5.6 series. It is suited for high-volume, latency-sensitive tasks such as chat, classification, and lightweight agentic workflows, providing capable reasoning for...
More you can do with o4 Mini High
- 465 AI skillsReady-to-run expert methods for writing, data, code and more, each running on o4 Mini High or any model you pick.
- 997 integrationsConnect Gmail, Slack, GitHub, Notion and hundreds more so the assistant can work in your apps.
- Simple pricingPlus, Pro and Max plans with a monthly credit allowance that works across every model.