Frontier GPT-5.6 model for complex professional work, coding, and agentic workflows
Specification
openai listing
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 · openai list price
Input
$4.00
Output
$20.00
Cache read
$0.40
Cache write
$5.00
Batch and priority prices
US dollars per million tokens · per listing
| Price | Listing | $/M |
|---|---|---|
| Batch input | openai | $2.00 |
| Batch output | openai | $10.00 |
| Priority input | azure | $10.00 |
| Priority input | azure | $11.00 |
| Priority input | openai | $8.00 |
| Priority output | azure | $60.00 |
| Priority output | azure | $66.00 |
| Priority output | openai | $40.00 |
Batch input is 50% below the interactive input price at the same listing.
Long-context price tiers
the rate above each context threshold
| Above | Price | $/M |
|---|---|---|
| 272K | Cache read | $1.00 |
| 272K | Cache write | $12.50 |
| 272K | Input | $10.00 |
| 272K | Output | $45.00 |
Available from 3 hosts
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