Frontier GPT-5.6 model for complex professional work, coding, and agentic workflows
Specification
most-agreed values
Context
1.1M
Max output
128K
Released
2026-07-09
Knowledge cutoff
2026-02-16
Retires
—
Open weights
no
Input
text, image, pdf
Output
text
Price
US dollars per million tokens · most-agreed
Input
$4.40
Output
$22.00
Cache read
$0.44
Available from 1 host
| Host | In $/M | Out $/M | Cache rd | Cache wr | Context | Output | Retires |
|---|---|---|---|---|---|---|---|
| requesty | $4.40 | $22.00 | $0.44 | — | 1.1M | 128K | — |
Price history
append-only observations · a listing writes a row only when its price moves
| Date | Host | Field | $/M |
|---|---|---|---|
| 2026-09-02 | requesty | Cache read | $0.55 |
| 2026-09-12 | requesty | Cache read | $0.44 |
| 2026-09-02 | requesty | Input | $5.50 |
| 2026-09-12 | requesty | Input | $4.40 |
| 2026-09-02 | requesty | Output | $33.00 |
| 2026-09-12 | requesty | Output | $22.00 |
More from OpenAI
most-hosted first