Company

OpenAI

Primary category

AI Agents

Best for

Advanced ChatGPT users, developers, analysts, researchers, and operators who need stronger reasoning for coding, math, visual analysis, research, and tool-using tasks.

Pricing

Available across eligible ChatGPT and API surfaces with model-specific limits and usage-based API pricing documented by OpenAI.

Free plan

yes

API

yes

Open source/open weight

Linked launches

Latest launch date

April 16, 2025

Verification & Sources

Status: Verified profile
Source links: 2
Freshness: Needs recheck: verified June 8, 2026
Last updated: June 7, 2026

Key source checks

Official site Official announcement

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What It Does

OpenAI released o3 and o4-mini, reasoning models designed to solve harder multi-step tasks and use tools such as web search, Python, file analysis, vision, and image generation.

Tool Links

Official site Latest launch profile Company profile

Launch History

AI Agents Launch date: April 16, 2025 Added: June 7, 2026 Last verified: June 8, 2026

Introducing OpenAI o3 and o4-mini

OpenAI released o3 and o4-mini, reasoning models designed to solve harder multi-step tasks and use tools such as web search, Python, file analysis, vision, and image generation.

Verified Free: Yes API: Yes Open: No

Clear use caseBusiness-friendlyDeveloper-friendlyTraction signal

Kingy: 7.6 / 10
Demo: Not scored yet
YouTube: Not scored yet

OpenAI released o3 and o4-mini, reasoning models built to solve harder multi-step tasks while using tools like web search, Python, file analysis, vision, and…

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