GPT-5.4
$2.5
Input / MTok
$15
Output / MTok
$0.25
Cache read / MTok
API identifier gpt-5.4
· vendor pricing page
Full price sheet
| Metric | USD / million tokens |
|---|---|
| Input | $2.5 |
| Output | $15 |
| Cache read | $0.25 |
Price history
| Observed | Metric | Price |
|---|---|---|
| 2026-08-07 12:06:21 | Input | $2.5 |
| 2026-08-07 12:06:21 | Output | $15 |
| 2026-08-07 12:06:21 | Cache read | $0.25 |
Current prices are free and always will be. The full series — every observation since we started watching, which nobody can reconstruct after the fact — is the part Pro pays for.
Compare with
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