o4 Mini High
o4 Mini High (OpenAI, 2025) is an image-generation model. 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...
by OpenAI · 200K token context window
Best for
- image generation from text
- creative design and ideation
Ways to use o4 Mini High in osFoundry
Connect with your own key (BYOK)
Open the key dialog and paste your OpenAI API key. osFoundry discovers o4 Mini High automatically — assign it to a Maestro role (router, direct, orchestrator, or fallback) in the Pipeline tab and it is live in every chat. Your key, your provider account — no token markup.
Use it in a Room App
Room Apps declare AI features in their manifest, then call them with invokeAI:
import { invokeAI } from '@osfoundry/app-sdk'
// 'summarize' is an AI feature declared in your app manifest.
const result = await invokeAI('summarize', userText)
Call it from your own apps
Once a model is wired into your workspace you can host it as an API and reach it from your own services, scripts, or CI — outside osFoundry.
o4 Mini High vs similar models
Licence
Hosted — usage subject to provider terms — Hosted-only model — usage governed by the provider's API terms. Bring your own provider key.
No weights distributed; usage subject to provider terms.
Frequently asked about o4 Mini High
How much does o4 Mini High cost?
o4 Mini High is metered at $ 1.10 /1M for input, and $ 4.40 /1M for output. Bring your own OpenAI API key — osFoundry passes through provider pricing without markup.
Can I use o4 Mini High commercially?
Commercial use is allowed with conditions. Hosted-only model — usage governed by the provider's API terms. Bring your own provider key. No weights distributed; usage subject to provider terms.
What is the context window of o4 Mini High?
o4 Mini High supports a 200K token context window.
Can I run o4 Mini High locally?
No — o4 Mini High is hosted only and accessed via the OpenAI API.
What is o4 Mini High best at?
o4 Mini High is well-suited to image generation from text, creative design and ideation.
How do I use o4 Mini High in osFoundry?
Paste your OpenAI API key in the key dialog (or deploy the open weights for self-hostable models), assign o4 Mini High to a Maestro role in the Pipeline tab, then use it in chat, Room Apps via invokeAI, or your own apps.
Published by OpenAI on April 16, 2025. Source: https://openrouter.ai/openai/o4-mini-high