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GPT-5.6 Terra Pro API pricing covers 4 API providers, from $1.03/M to $480.00/M.
GPT-5.6 Terra Pro is the same underlying model as [GPT-5.6 Terra](https://openrouter.ai/openai/gpt-5.6-terra), served with `reasoning.mode` set to `pro` for higher-quality responses on complex tasks. ...
Input and output token limits for this model, plus how it ranks on long-context understanding.
Compare GPT-5.6 Terra Pro API pricing across 4 providers. Prices range from $1.03/M to $480.00/M. 空悲切b2b API offers the lowest rate at $1.03/M.
| Provider | Health | Model Variant | Group | Input ($/M) | Output ($/M) | Speed (t/s) | First token | Audit |
|---|---|---|---|---|---|---|---|---|
L1 100% | gpt-5.6-terra-pro | hermes-nous | $30.82/M | $184.93/M | — | — | — | |
L1 100% | gpt-5.6-terra-pro | OFC | $300.00/M | $2400.00/M | — | — | — | |
L1 0% | openai/gpt-5.6-terra-pro | or | $1.03/M Cache read$0.103/MCache write$1.29/MCache write 1h$2.06/M | $6.18/M | — | — | — |
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