Code editor with AI built in for writing and fixing code.
Compare with Cursor← Code & build appsCursor GitHub Copilot Windsurf
Code & build apps
OpenAI Codex
Updated 18 Oct 2026
OpenAI's coding agent for writing and reviewing code.
- Web
Some links are affiliate links. Picks are never paid. Learn more
How to start in 3 steps
- 1Open OpenAI Codex and sign up with your email or Google account.
- 2Try this first: Ask: "Make a simple to-do list web page and explain each step."
- 3Upgrade only if the free plan stops you. Watch out: Needs a ChatGPT paid plan
- Best for
- Delegating coding tasks in the cloud
- Why people like it
- Runs tasks in parallel
- Watch out for
- Needs a ChatGPT paid plan
- Free plan
- No
- Price
- Plus $20/mo; Pro $100/mo
- Free limits
- —
- Works in Hindi
- No
- Skill needed
- Advanced
3 alternatives
See all OpenAI Codex alternativesAI pair programmer in VS Code and other editors.
Compare with GitHub CopilotMulti-agent manager and IDE for running local and cloud agents.
Compare with WindsurfCommon questions
Is OpenAI Codex free?
No, OpenAI Codex has no free plan.
How much is OpenAI Codex in India?
Plus $20/mo; Pro $100/mo
Does OpenAI Codex work in Hindi?
It is not marked as working in Hindi. Check OpenAI Codex's site.
Which devices does OpenAI Codex work on?
Web.
What are good alternatives to OpenAI Codex?
Cursor, GitHub Copilot, Windsurf.