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OpenAI: o4 Mini High API Pricing

OpenAI: o4 Mini High is an API model from openai. It costs $1.1 per 1M input tokens and $4.4 per 1M output tokens, with cached input at $0.275. Its context window is 200,000 tokens with up to 100,000 output tokens. A workload of 10M input + 2M output tokens costs about $19.8 per month.
Input
$1.1
per 1M tokens
Output
$4.4
per 1M tokens
Cached input
$0.275
per 1M tokens
Context window
200K
200,000 tokens
Blended (80/20)
$1.76
per 1M tokens

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 OpenAI: o4 Mini High cost for a real workload?

At 10M input + 2M output tokens per month, OpenAI: o4 Mini High costs about $19.8 ($11 input + $8.8 output). Try your own volumes in the cost calculator.

What are cheaper alternatives to OpenAI: o4 Mini High?

Where to run OpenAI: o4 Mini High

AI/ML API: one API key for 400+ models, including most models tracked here · Novita AI: pay-as-you-go APIs for open models (DeepSeek, Qwen, Llama and more) plus GPU cloud. Prices there follow each platform's own catalog and can differ from the list prices tracked here.

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Compare OpenAI: o4 Mini High with other models

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Frequently asked questions

How much does OpenAI: o4 Mini High cost?

OpenAI: o4 Mini High costs $1.1 per 1M input tokens and $4.4 per 1M output tokens (list price, snapshot October 22, 2026). At 10M input + 2M output tokens per month that is about $19.8.

What is the context window of OpenAI: o4 Mini High?

OpenAI: o4 Mini High has a context window of 200,000 tokens and can return up to 100,000 output tokens per response.

What are cheaper alternatives to OpenAI: o4 Mini High?

Cheaper models include Google: Gemini 3.5 Flash (batch) ($0.75 in / $4.5 out), OpenAI: GPT Mini Latest ($0.75 in / $4.5 out), OpenAI: GPT-5.4 Mini ($0.75 in / $4.5 out). See the full list on this page.

Is OpenAI: o4 Mini High free to use?

No. OpenAI: o4 Mini High is a paid model at $1.1 input / $4.4 output per 1M tokens. 21 free models are listed on the free models page.

Provider: openai · Model ID: openai/o4-mini-high · Modality: text+image+file->text · Price snapshot October 22, 2026, refreshed daily. How we collect prices