Pricing

Codex is included in your ChatGPT plan

Codex is included in your ChatGPT Free, Go, Plus, Pro, Business, Edu, or Enterprise plan.

Individual plans

Free

$0/month

Explore Codex capabilities on quick coding tasks.

Go

$8/month

Use Codex for lightweight coding tasks.

Plus

$20/month

Power a few focused coding sessions each week.

Web, CLI, IDE extension, iOS access
Cloud integrations
Latest models (GPT-5.4, GPT-5.3-Codex)
GPT-5.4-mini for 3.3x higher limits
Flexible credits

Pro

From $100/month

Choose 10x or 20x higher rate limits than Plus.

Priority processing
GPT-5.3-Codex-Spark (research preview)
$100 = 10x, $200 = 20x

Business

Pay as you go

Bring Codex into your startup or growing business.

Standard/usage-based seats
Larger VMs
Flexible credits
Secure workspace
SAML SSO
MFA

Enterprise & Edu

Contact sales

Priority processing; enterprise-grade security.

SCIM, EKM, analytics, RBAC
Audit logs
Data retention controls

API Key

Token-based pricing

Great for automation in shared environments like CI.

CLI, SDK, IDE extension access
No cloud features
Delayed model access
Standard API pricing

Usage limits (5-hour windows)

Plus plan

Model	Local Messages
GPT-5.4	20-100
GPT-5.4-mini	60-350
GPT-5.3-Codex	30-150

Pro 10x plan

Model	Local Messages
GPT-5.4	200-1,000
GPT-5.4-mini	600-3,500
GPT-5.3-Codex	300-1,500

Pro 20x plan

Model	Local Messages
GPT-5.4	400-2,000
GPT-5.4-mini	1,200-7,000
GPT-5.3-Codex	600-3,000

Note. Pro $100 runs at 10x Plus through May 31, 2026; Pro $200 remains at 20x Plus.

Credits system

Token-based rates (Business & New Enterprise)

Credits per 1M tokens:

Model	Input	Cached	Output
GPT-5.4	62.50	6.25	375
GPT-5.4-mini	18.75	1.875	113
GPT-5.3-Codex	43.75	4.375	350

Message-based rates (Plus, Pro, Existing Enterprise/Edu)

Model	Credits/Message
GPT-5.4 local	~7
GPT-5.3-Codex local	~5
GPT-5.4-mini local	~2
Cloud tasks	~5x local
Code review	~25-34 per PR

Important notes

Local Messages and Cloud Tasks share a five-hour window
Fast mode consumes 2x as many credits
GPT-5.3-Codex-Spark is in research preview for ChatGPT Pro users only

FAQ

What happens when I hit the limit?

You can purchase additional credits to continue usage.

How do I view my usage?

Check the Codex usage dashboard in your ChatGPT settings.

How do credits work?

Token-based consumption; input/output ratio matters. Larger prompts consume more credits.

How can I extend my limits?

Control prompt size; reduce AGENTS.md; limit MCP servers; use GPT-5.4-mini for lighter tasks.