Company

OpenAI

Primary category

AI Coding Tools

Best for

Software teams, founders, developers, and technical operators who want an agent to read code, write features, fix bugs, and propose changes.

Pricing

Launched for ChatGPT Pro, Business, and Enterprise users, with Plus access added later; current access depends on ChatGPT plan.

Free plan

API

Open source/open weight

Linked launches

Latest launch date

May 16, 2025

Last verified

2026-06-08

Verification & Sources

Official site Demo

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What It Does

OpenAI introduced Codex as a cloud-based software engineering agent that works on coding tasks in parallel in isolated environments.

Official site Official demo Latest launch profile Company profile

AI Coding Tools May 16, 2025

OpenAI introduced Codex as a cloud-based software engineering agent that works on coding tasks in parallel in isolated environments.

Free: No API: No Open: No

Clear use caseVideo demoBeginner-friendlyBusiness-friendly

A priority coding-agent record because Codex turned ChatGPT into an asynchronous code worker, not just an assistant.

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