# GPT-6.1 Terra: Half the Price, Built for Agents

> Source: <https://byteiota.com/gpt-6-1-terra-half-the-price-built-for-agents/>
> Published: 2026-10-28 17:10:42+00:00

OpenAI's GPT-6.1 Terra cuts API costs 50% and leads on OSWorld 2.1 at 74.2%. Here's the benchmark breakdown and a practical routing guide for production builders.

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GPT-6.1 Terra: Half the Price, Built for Agents
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