What is Codex used for?

Codex is categorized under: AI Agents.

How do I get started with Codex?

Visit github.com/openai/codex to sign up and get started.

Codex

OpenAI's lightweight coding agent. Supports the terminal CLI, VS Code/Cursor/Windsurf IDE extensions, Codex Web, and a Codex App/desktop app experience; it can understand and modify code directly. Intro

Updated 26m ago

FreeAI Agents⚡ 62

Try Free Visit Website View Pricing

About Codex

Ready to see Codex for yourself?

Try Free

Key Information

Pricing

Free

Pricing

Free

This tool is completely free to use.

Free tier available

Pros and Cons

Pros

Free to use

Reviews & Ratings

—

0 reviews

No reviews yet — Be the first to share your experience with Codex.

Best Use Cases

AI Agents

Autonomous AI agents that plan, act, and complete multi-step tasks with limited supervision.

See Best Free AI Tools →

Frequently Asked Questions

Yes, Codex is completely free to use.

Alternatives to Codex

Compare Similar Tools

openai/swarmCompare →

Azure AI FoundryCompare →

Related Tools

Azure AI Foundry

Full-stack AI platform with agent capabilities.

azurefoundryagent

Contact

⚡ 58

openai/swarm

Educational framework exploring ergonomic, lightweight multi-agent orchestration. Managed by OpenAI Solution team.

openaiswarmeducational

Pricing not yet verified

⚡ 58

ECC

Open-source enhancement framework for AI coding agents. Unified agent/skills/rules/Hooks/MCP configuration across Claude Code, Codex, Cursor, OpenCode, Gemini, Zed, GitHub Copilot. Ships with 60 sub-agents, 232 skills, persistent memory, AgentShield security scan, and desktop dashboard GUI.

agentsskillsenhancement

Free

⚡ 62

Spec Kit

GitHub's open-source toolkit for Spec-Driven Development (SDD). Provides the `specify` CLI and slash commands (/speckit.specify, /speckit.plan, /speckit.implement, etc.) that integrate with 30+ AI coding agents to turn specifications into executable implementation plans.

speckitspecspecify

Free

⚡ 62

CC Switch

Cross-platform desktop app to manage Claude Code, Codex, Gemini CLI, OpenCode, and OpenClaw. Features visual configuration for API providers, MCP servers, and skills with bidirectional sync. Intro

switchcrossdesktop

Free

⚡ 62

Huddle01

Cloud communications platform for AI voice agents with sub-100ms global edge latency and per-second billing.

ai-voice-agentscloud-infrastructurereal-time-audio-api

Paid

⚡ 62

Ready to try Codex?

Visit the official website and see what Codex can do for you.

Visit Codex

Disclosure: AlverHub may earn a commission if you sign up for a tool through a link on this page, at no additional cost to you. This never affects which tools we list or how we describe them — our recommendations are based on real, documented data and our published scoring methodology.

📬

The AlverHub Weekly

The 5 best new AI tools every week. Zero spam.

Codex

Codex

About Codex

Key Information

Tags

Pricing

Pros and Cons

Pros

Reviews & Ratings

Best Use Cases

Frequently Asked Questions

Alternatives to Codex

Related Tools

Ready to try Codex?

The AlverHub Weekly

Tool Info