OpenAI Codex pricing and plans (2026-10)
OpenAI's coding agent across CLI, IDE extension, desktop app and cloud. Included with ChatGPT plans, or pay API prices with your own key.
Try OpenAI Codex Official pricing
Plans
| Plan | Price | Notes | Status |
|---|---|---|---|
| ChatGPT Free | Free | Limited Codex access | verified |
| ChatGPT Go | Not verified | Limited Codex; price not shown on page | unverified |
| ChatGPT Plus | $20/mo | Expanded Codex usage | search only |
| ChatGPT Pro 100 | $100/mo | Monthly only | search only |
| ChatGPT Pro 200 | $200/mo | Monthly only | search only |
| ChatGPT Pro 500 | $500/mo | Includes Ultrafast | search only |
| Business Standard seat | $25/mo per user ($20/mo billed annually) | 2-200 users | verified |
| Business Premium seat | $125/mo per user ($100/mo billed annually) | 5x usage, no 5-hour limit | verified |
| API key (gpt-5.3-codex) | Custom / not listed | $1.75 in / $14 out per 1M tokens | verified |
Sources: chatgpt.com/pricing chatgpt.com/codex/pricing/ openai.com/api/pricing/ help.openai.com/en/articles/9793128-about-chatgpt-pro-tiers platform.openai.com/docs/pricing
Pick OpenAI Codex if...
- you already pay for ChatGPT Plus or Pro
- you want CLI, IDE and cloud agents from OpenAI
- you'd rather pay API prices with your own key
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