OpenAI: GPT-5.6 Terra Pro
Verified from OpenRouter · Text & embedding rates at 2026-08-06T03:36:21.780Z.
| Rate | Price | Billing unit | Condition |
|---|---|---|---|
| Input | USD 1 | per 1M input tokens | — |
| Output | USD 6 | per 1M output tokens | — |
| Cache read | USD 0.1 | per 1M cached input tokens | — |
| Cache write | USD 1.25 | per 1M cache-write tokens | — |
| Web search | USD 0.005 | per web search | — |
| Input | USD 2 | per 1M input tokens | when prompt exceeds 272,000 tokens |
| Output | USD 9 | per 1M output tokens | when prompt exceeds 272,000 tokens |
| Cache read | USD 0.2 | per 1M cached input tokens | when prompt exceeds 272,000 tokens |
| Cache write | USD 2.5 | per 1M cache-write tokens | when prompt exceeds 272,000 tokens |