OpenAI · AI coding tool
OpenAI Codex pricing
OpenAI’s coding agent, included with ChatGPT plans.
OpenAI Codex has a free plan (ChatGPT Free). The cheapest paid plan is ChatGPT Go at $8/mo. The top individual plan is ChatGPT Pro at From $100/mo.
US prices verified September 15, 2026.
Free
ChatGPT Free
Free
- Codex on quick coding tasks
Budget
ChatGPT Go
$8/mo
- Codex for lightweight coding tasks
Standard
ChatGPT Plus
$20/mo
- Codex on the web, CLI, IDE extension and iOS
- Automatic code review and Slack integration
Power user
ChatGPT Pro
From $100/mo
- 5x or 20x more Codex usage than Plus
- GPT-5.3-Codex-Spark research preview
Teams
ChatGPT Business
$25/mo per user
$20/mo billed yearly
- Codex across desktop and mobile apps
Requires 2 or more users.
Good to know
- Also usable with an OpenAI API key, billed at API token prices.
Compare OpenAI Codex
Prefer paying per token?
The API models behind OpenAI Codex, billed by usage instead of a subscription:
Frequently asked questions
- How much does OpenAI Codex cost?
- OpenAI Codex plans: ChatGPT Free (Free); ChatGPT Go ($8/mo); ChatGPT Plus ($20/mo); ChatGPT Pro (From $100/mo); ChatGPT Business ($25/mo per user ($20/mo billed yearly)).
- Is OpenAI Codex free?
- Yes, OpenAI Codex ChatGPT Free is free with limited usage. Paid plans start at $8 per month.
Source: OpenAI official pricing ↗. See all ai coding tools.