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gpt-5.6-solopenaiAvailableReleased 2026-07-09Frontier model in the GPT-5.6 family for complex professional work — multi-file coding, deep research, polished documents, and ambitious agent tasks. Maps to the unsuffixed GPT-5 tier; the gpt-5.6 alias routes here. Supports reasoning, tools, and structured outputs.
Official vs pool price (rate 0.1x)
| Tier | Our price | Discount |
|---|---|---|
| Input | $0.500/M | -90% |
| Output | $3.00/M | -90% |
| Cache read | $0.050/M | -90% |
| Cache write | $0.625/M | -90% |
Token Codex pool
Available/v1/responses