Home › AI Models › OpenAI › OpenAI: o4 Mini High
OpenAI

OpenAI: o4 Mini High

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...

Context Window
200K tokens
Parameters
N/A
Input Price
$1.10/1M
Output Price
$4.40/1M
Price Tier
standard
Provider
OpenAI

How to Use OpenAI: o4 Mini High

With CoreAI, you can start chatting with OpenAI: o4 Mini High instantly — no separate subscription needed. CoreAI bundles access to OpenAI: o4 Mini High along with 300+ other AI models from OpenAI and other providers like OpenAI, Anthropic, Google, Meta, and more.

  1. Download the CoreAI app for iOS, Android, or use the Web App
  2. Select OpenAI: o4 Mini High from the model selector
  3. Start chatting, comparing, or creating with AI

More OpenAI Models

OpenAI

OpenAI: GPT Chat Latest

GPT Chat Latest points to OpenAI's stable API alias `chat-latest` that always resolves to the latest Instant chat model used in ChatGPT. As OpenAI rol
400K premium
OpenAI

OpenAI: GPT-5.5 Pro

GPT-5.5 Pro is OpenAI’s high-capability model optimized for deep reasoning and accuracy on complex, high-stakes workloads. It features a 1M+ token con
1050K premium
OpenAI

OpenAI: GPT-5.5

GPT-5.5 is OpenAI’s frontier model designed for complex professional workloads, building on GPT-5.4 with stronger reasoning, higher reliability, and i
1050K premium
OpenAI

OpenAI: GPT-5.4 Nano

GPT-5.4 nano is the most lightweight and cost-efficient variant of the GPT-5.4 family, optimized for speed-critical and high-volume tasks. It supports
400K standard
OpenAI

OpenAI: GPT-5.4 Mini

GPT-5.4 mini brings the core capabilities of GPT-5.4 to a faster, more efficient model optimized for high-throughput workloads. It supports text and i
400K standard
OpenAI

OpenAI: GPT-5.4 Pro

GPT-5.4 Pro is OpenAI's most advanced model, building on GPT-5.4's unified architecture with enhanced reasoning capabilities for complex, high-stakes
1050K premium

Try OpenAI: o4 Mini High Now

Chat with OpenAI: o4 Mini High and 300+ other AI models — all in one app.

Download App → Try on Web App