Models / OpenAI

OpenAI: GPT-5.6 Terra Pro

openai/gpt-5.6-terra-pro

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

Source-linkedClosed weights

Report data

Context window1.05M

Maximum output128K

Provider offers0

Knowledge cutoffUndisclosed

Capabilities

What this model supports

ReasoningNo

Tool callingNo

Structured outputNo

AttachmentsNo

Temperature controlNo

Open weightsNo

Creator: OpenAI
Family: Not documented
Modalities: File, Image, Text
License: Not documented
Release date: Not documented
Model ID: openai/gpt-5.6-terra-pro

Market availability

Provider pricing

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Evidence

Published benchmark results

Insufficient benchmark coverage. ModelBench does not infer a score from price, context size, or model name.