OpenAI
GPT-5.6 Terra Pro
Updated: July 2026
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. Learn more in OpenAI's docs: https://developers.openai.com/api/docs/guides/reasoning#reasoning-mode
Specifications
- Context
- 1M
- Input
- $2.5/M
- Output
- $15/M
Capabilities
VISIONTEXTWEBCODINGTHINKINGWRITING
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|---|---|---|---|---|
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