OpenAI Codex · Pricing
OpenAI Codex Pricing & Plans
Plan prices, billing units, and official source links. Usage charges, taxes, credits, and plan limits can change the final bill.
Plans
Pricing model: Included with eligible ChatGPT plans; usage varies by plan · Last verified: 2026-09-23
| Plan | Price | Billing | Unit | Details |
|---|---|---|---|---|
| ChatGPT plan access | No separate Codex list price | Not verified | subscription | Codex is included with ChatGPT Plus, Pro, Business, Edu, and Enterprise. Usage scales by plan. |
Estimate your cost
Included with eligible ChatGPT plans; usage varies by plan This page does not estimate usage-based bills because total cost depends on your workload and selected services. Use the vendor’s pricing calculator or billing documentation for a workload-specific estimate.
Related
Frequently asked questions
How much does OpenAI Codex cost?
The listed plans are ChatGPT plan access: No separate Codex list price. Included with eligible ChatGPT plans; usage varies by plan Review the official pricing page for current limits, add-ons, and terms.
Does OpenAI Codex have a free plan?
No free plan is listed in our current data. Check the official pricing source for trials, promotions, or updated plans.
How is OpenAI Codex pricing calculated?
Included with eligible ChatGPT plans; usage varies by plan Actual cost can depend on the billing unit, included usage, and any overages.