TAAFT
Free mode
100% free
Freemium
Free Trial
Deals
ChatGPT Codex icon

ChatGPT Codexv5.3Version updatev5.3Feb 5, 2026

Faster inference aimed at improving the interactive loop while keeping high-end capability.

Combines frontier coding performance with stronger general reasoning and professional knowledge in one Codex model.

Better for long-running tasks that mix research, tool use, and complex execution.

More steerable while it works, so you can redirect mid-task without it dropping context.

Positioned as the new top recommended Codex model across Codex surfaces.

Use tool
Inputs:
Text
Outputs:
Code
SOTA
Agents
A cloud-based software engineering agent for codebase questions.
ChatGPT Codex website
Featured alternatives CodeRabbit CodeRabbit
1,429,961
Kilo | Code Reviewer Kilo | Code Reviewer
77,258
PaioClaw PaioClaw
10,205
Hostinger | Horizons Hostinger | Horizons
45,881
Tokenhot AI Tokenhot AI
597
Hostinger | 1-Click OpenClaw Hostinger | 1-Click OpenClaw
11,198
Dromeas Dromeas
7,965

Overview

Codex is a sophisticated AI tool designed to streamline and enhance software engineering tasks. It operates in the cloud, making it highly accessible and reliable for different applications.

Codex functions as an engineering agent that can offer expert answers to codebase-related queries. Its capability is further extended to the execution of code, facilitating seamless development processes.

Codex also has the unique ability to draft pull requests, thereby assisting in successful version control and codebase management. This tool is integrated with the ChatGPT platform, a powerful AI technology that offers users the additional benefit of a conversational interface.

This allows users to interact with Codex more intuitively, exploring ideas and finding solutions at a faster pace. Codex is available to users enrolled in ChatGPT Plus, Pro, Business, Enterprise, and Edu plans.

Its capabilities to interact, understand, and respond to user needs intuitively make it a practical resource for modern software development processes.

Show more

Releases

Get notified when a new version of ChatGPT Codex is released
ChatGPT Codex icon
ChatGPT Codex v5.3
Feb 5, 2026
Faster inference aimed at improving the interactive loop while keeping high-end capability.

Combines frontier coding performance with stronger general reasoning and professional knowledge in one Codex model.

Better for long-running tasks that mix research, tool use, and complex execution.

More steerable while it works, so you can redirect mid-task without it dropping context.

Positioned as the new top recommended Codex model across Codex surfaces.
0 0
By unverified author Claim this AI

Pricing

Pricing model
No Pricing
Save

AIs built with ChatGPT Codex

Other tools by OpenAI

#602 2 0
0 AIs selected
Clear selection
#
Name
Task