No Permanent Free Plan

OpenAI Codex

Name: OpenAI Codex
Rating: 4.4 (117 reviews)
Author: OpenAI

AI coding agent for software development

Pricing

Paid

Free plan

Plan-dependent access

Platforms

Web, Terminal, API

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Tool Information

Tool type: AI Coding Agent

Pricing: Paid

Free plan: Plan-dependent access

Platforms: Web, Terminal, API

Login required: Yes

API: Yes

Browser extension: No

Mobile app: No standalone mobile app

AI models: OpenAI Codex models

Developer: OpenAI

About OpenAI Codex

OpenAI Codex is an AI coding agent for software development that works from natural-language tasks and repository context. It helps users work with existing code by generating, reviewing, explaining, and modifying it, making it suitable for a range of software tasks.

Codex can produce patches, explain how code works, and assist with debugging, refactoring, implementation workflows, and test generation. It is available through the web, terminal, and API, allowing coding tasks to be handled in different development environments.

Key features

Natural-language coding tasks; repository-based work; code explanation; debugging; refactoring; test generation

Use cases

Implementing features; reviewing code; fixing bugs; generating tests; understanding code repositories

How to use

Open an available Codex interface or integration, connect to or select a project, describe your task, and carefully review the generated changes.

Best for

Data Scientists, Developers, Students

Integrations

OpenAI platform, Git repositories, terminal, developer workflows

Commercial use

Check the official plan, license, and terms before commercial use.