Codex free tier: quotas, limits and gotchas
Codex Free Tier
Last verified: 2026-08-22
Models and quotas
| Model | Quota | Window | Notes |
|---|---|---|---|
| Codex (含於ChatGPT) | Limited存取 | - | CLI版可用自己的API key按量計費 |
What you get for free
| Feature | Free tier | Notes |
|---|---|---|
| Codex存取 | Limited | 免費ChatGPT帳號即可用,功能受限 |
Limits at a glance
- Quota reset: -
- Commercial use: Allowed
- Conditions: 需ChatGPT帳號
Watch out for this
Codex不單獨銷售,綁在ChatGPT Go/Plus/Pro方案內
When the free quota is insufficient, how much does it cost to pay for it?
| Plan | pricing | Description |
|---|---|---|
| 含於 ChatGPT Go | US$8 / mo | Codex 有限存取(官網功能表:Go = Codex Limited) |
| 含於 ChatGPT Plus | US$20 / mo | Codex 完整使用(官網功能表:Plus = Codex Yes,Expanded usage) |
| 含於 ChatGPT Pro | US$100 / mo | Codex 最大用量。官方個人方案現分兩階:US$100/月=5 倍 Plus 額度,US$200/月=20 倍 Plus 額度。【查核揭露】2026-08-11 複查時 openai.com/codex/、openai.com/chatgpt/pricing/、chatgpt.com/pricing/、help.openai.com 四個官方入口皆回 HTTP 403(被擋,非 404 不存在),多路徑重試仍無法直讀,本次為多個獨立第三方來源交叉確認,非取自官方網站一手頁面,實際內容以 OpenAI 官方公告為準。 |
Checked 2026-08-22
Information for Taiwanese users
- Payment method:透過 ChatGPT 訂閱付費,無獨立方案
- Chinese support: partial
- Available platforms:web、cli、desktop、ide
Related
Sources: OpenAI Codex 官網
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