Codex CLI

Codex CLI

OpenAI
Deep Code

Deep Code

Chongqing Parsec Technology Co., Ltd.
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+

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About

Codex CLI is an open-source, lightweight coding agent that integrates directly into your terminal, designed to help developers write, edit, and understand code efficiently. By pairing with Codex CLI, developers can leverage the power of AI to streamline their workflow, get real-time code suggestions, and improve their coding accuracy, all from within their command line interface. It provides a seamless, accessible way to enhance coding productivity while staying in the environment developers are already comfortable with.

About

Deep Code is a VS Code extension that embeds a full AI coding agent directly into your sidebar. It goes beyond simple chat to handle real development workflows. Key capabilities include project-level persistent sessions that retain context across days, file read/write and command execution for tasks like code understanding, documentation, and task continuity. The Skills system lets you codify team workflows into reusable capabilities. It also supports OpenAI-compatible models for flexible integration. Designed for developers who want an AI that doesn’t just answer questions, but collaborates across the entire development lifecycle without leaving VS Code.

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Audience

Codex CLI is ideal for developers and software engineers looking to enhance their coding efficiency, automate repetitive tasks, and improve code quality using AI-powered assistance directly within their command line environment

Audience

Developers

Support

Phone Support
24/7 Live Support
Online

Support

Phone Support
24/7 Live Support
Online

API

Offers API

API

Offers API

Screenshots and Videos

Screenshots and Videos

No images available

Pricing

Free
Open source
Free Version
Free Trial

Pricing

$0
Free Version
Free Trial

Reviews/Ratings

Overall 5.0 / 5
ease 5.0 / 5
features 5.0 / 5
design 5.0 / 5
support 5.0 / 5

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

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Pros & Cons from Real Users

Pros

  • Codex CLI is great because it brings OpenAI’s coding agent directly into the terminal. I like that it fits into a normal developer workflow instead of forcing everything through a separate web app or IDE extension. It can read, modify, and work with code locally, which makes it useful for debugging, refactoring, exploring a repo, and handling coding tasks without leaving the command line. That is especially nice for developers who already live in terminal-first workflows. I also like that it is part of the broader Codex ecosystem. If I want the same general agent experience in an IDE, desktop app, or ChatGPT’s cloud-based Codex, there are options for that too.

Cons

  • I would still supervise it closely. Any AI coding agent that can touch local files and interact with a dev environment needs review, tests, and clear boundaries. It can also run into the usual coding-agent issues: setup problems, API/config errors, terminal quirks, command failures, and tool-use mistakes. A recent empirical study of Claude Code, Codex, and Gemini CLI found that many reported bugs in these tools involve functionality, integrations, configuration, terminal behavior, and command execution.

Training

Documentation
Webinars
Live Online
In Person

Training

Documentation
Webinars
Live Online
In Person

Company Information

OpenAI
Founded: 2015
United States
openai.com

Company Information

Chongqing Parsec Technology Co., Ltd.
Founded: 2013
China
deepcode.vegamo.cn/

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MiMo Code

MiMo Code

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Claude Code

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Anthropic

Categories

Categories

Integrations

Agensi
Agentation
AionUi
Bash
GPT-5-Codex-Mini
GPT-5.1 Pro
GPT-5.1-Codex-Max
GPT-5.2 Thinking
GPT-5.2-Codex
GPT-5.3 Instant
GPT-5.4 Pro
GPT-5.4 nano
GPT-5.6 Sol
GPT‑5-Codex
GPT‑5.3‑Codex‑Spark
Raft
Type
TypeUI
Worktale
oh-my-claudecode

Integrations

Agensi
Agentation
AionUi
Bash
GPT-5-Codex-Mini
GPT-5.1 Pro
GPT-5.1-Codex-Max
GPT-5.2 Thinking
GPT-5.2-Codex
GPT-5.3 Instant
GPT-5.4 Pro
GPT-5.4 nano
GPT-5.6 Sol
GPT‑5-Codex
GPT‑5.3‑Codex‑Spark
Raft
Type
TypeUI
Worktale
oh-my-claudecode
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