Company

OpenAI

Primary category

AI Agents, AI Coding Tools, AI Developer Tools

Best for

Teams using Codex for autonomous coding, debugging, testing, analysis, documentation, and multi-step software workflows.

Pricing

Available through paid ChatGPT/Codex plans and Codex surfaces; API/plan details depend on access tier.

Free plan

API

yes

Open source/open weight

Linked launches

Latest launch date

February 5, 2026

Last verified

2026-06-08

Verification & Sources

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

Key source checks

Official site Demo

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What It Does

OpenAI introduced GPT-5.3-Codex, describing it as a more capable agentic coding model for Codex, long-running tasks, and broader professional computer work.

Tool Links

Official site Official demo Latest launch profile Company profile

Launch History

AI Agents February 5, 2026

OpenAI launches GPT-5.3-Codex for frontier agentic coding work

OpenAI introduced GPT-5.3-Codex, describing it as a more capable agentic coding model for Codex, long-running tasks, and broader professional computer work.

Verified Free: No API: Yes Open: No

Clear use caseVideo demoBusiness-friendlyDeveloper-friendly

A major agentic coding model release because OpenAI positioned it as moving Codex from code generation toward broader computer work.

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