OpenAI launches GPT-6.1 Terra at half the price of predecessors
OpenAI has introduced GPT-6.1 Terra, a mid-tier model aimed at computer use, priced 50% below both GPT-5.6 Terra and GPT-6.1 Sol.
By GennnAi··1 min read
Announced on 26 October 2026, the model became available on 27 October to Plus, Pro, Enterprise and Edu subscribers through ChatGPT Work and Codex, as well as via the API. It costs $1 per million input tokens and $5 per million output tokens. OpenAI says it completes computer-use tasks over three times faster than GPT-6 Astra and GPT-6.1 Sol. The company still recommends Sol and Astra for its most complex coding challenges.
Source: OpenAI, published on October 26, 2026.