Balanced GPT-5.6 model for capable, cost-efficient everyday work
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
$2.00
Output
$12.00
Cache read
$0.20
Cache write
$2.50
Long-context price tiers
the rate above each context threshold
| Above | Price | $/M |
|---|---|---|
| 272K | Cache read | $0.40 |
| 272K | Input | $4.00 |
| 272K | Output | $18.00 |
Available from 4 hosts
| Host | In $/M | Out $/M | Cache rd | Cache wr | Context | Output | Retires |
|---|---|---|---|---|---|---|---|
| 302ai | $2.00 | $12.00 | — | — | 1.1M | 128K | — |
| kilo | $2.00 | $12.00 | $0.20 | $2.50 | 1.1M | 128K | — |
| nano-gpt | $2.00 | $12.00 | $0.20 | $2.50 | 1.1M | 128K | — |
| openrouter | $2.00 | $12.00 | $0.20 | $2.50 | 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 | openrouter | Cache read | $0.20 |
| 2026-09-13 | openrouter | Cache read | $0.20 |
| 2026-09-02 | openrouter | Cache write | $2.50 |
| 2026-09-13 | openrouter | Cache write | $2.50 |
| 2026-09-02 | openrouter | Input | $2.00 |
| 2026-09-13 | openrouter | Input | $2.00 |
| 2026-09-02 | openrouter | Output | $12.00 |
| 2026-09-13 | openrouter | Output | $12.00 |
Other listings of this model
same model, different key
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