Models › OpenAI
gpt-5.3-codex API pricing
$1.75 per 1M input tokens and $14.00 per 1M output tokens. Verified 2026-11-01 against the official price list.
Current prices
| Mode | Input | Output | Cache read |
|---|---|---|---|
| Standard | $1.75 | $14.00 | $0.175 |
| Fast mode | $3.50 | $28.00 | $0.35 |
USD per 1M tokens.
Price history
No price change observed since tracking started on 2025-10-25.
Source
- https://developers.openai.com/api/docs/pricing — official OpenAI price list, last verified 2026-11-01