gpt-5.3-codex
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OpenAI model gpt-5.3-codex. Prices are in US dollars per million tokens.
Current price, since 2026-02-05: input $1.75, output $14.00, cached input $0.175.
OpenAI's pricing page does not list this model under this id.
Price a request with this model.
Standard price history#
| From | Input | Cached input | Cache write | Output | Longer prompts | Dated by | Source |
|---|---|---|---|---|---|---|---|
| 2026-02-05, first record | $1.75 | $0.175 | $14.00 | models.dev commit | link |
Fast mode price history#
| From | Input | Cached input | Cache write | Output | Longer prompts | Dated by | Source |
|---|---|---|---|---|---|---|---|
| 2026-10-01 | $3.50 | $0.35 | $28.00 | models.dev commit | link | ||
| first record | not sold |
A blank cache price is charged at the input price. Longer prompts list the prices for requests whose whole prompt exceeds the size given.
import model_prices
model_prices.rates("gpt-5.3-codex", provider="openai")