GPT-5.6 Terra achieves the optimal balance between intelligent performance and usage cost. Its performance is comparable to the mini model tier in the early GPT-5 series, making it suitable for efficient applications in most everyday scenarios.
Different token groups have different prices. Unit: Million tokens (M)
| Token Group | Description | Group Ratio | Input Price | Output Price | Cache Read |
|---|---|---|---|---|---|
| codex | codex中使用优先（来自codex） | 0.3x | $0.75/M | $4.5/M | $0.075/M |
| default | 通用渠道（全站大部分模型可用） | 1x | $2.5/M | $15/M | $0.25/M |
When a token condition is met, the request uses that tier's prices
| Condition | Input Price | Output Price | Cache Read |
|---|---|---|---|
| Input tokens > 272K | $1.5/M | $6.75/M | $0.15/M |