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Description
GPT-6.1 Terra Pro is the same underlying model as [GPT-6.1 Terra](https://openrouter.ai/openai/gpt-6.1-terra), served with `reasoning.mode` set to `pro` for higher-quality responses on complex tasks. **Cost note:** pro mode spends far more...
OpenAI's frontier model for complex professional workloads. 1M token context, text + image input, native computer use.
I/O price /1M
$0.5/$2.50
$5.00/$30.00
Input /1M
$0.5
$5.00
Output /1M
$2.50
$30.00
Cached in /1M
$0.025
$0.5
Context
1.05M
1M
Δ input since launch
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—
Δ output since launch
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Released
Oct 2026
Apr 2026
Status
—
—
Provider
OpenAI
OpenAI