[OpenAI Releases GPT-6.1 Terra, API Price Reduced by 50%] OpenAI announced on the X platform the release of GPT-6.1 Terra, which focuses on computer operation capabilities, understanding screen content and performing operations across applications. Compared to GPT-5.6 Terra, the new model's standard API price is reduced by 50%. In Agents’ Last Exam, a test measuring an agent's ability to use office software, its performance is comparable to GPT-6 Astra, but the price per token is only one-tenth of the latter, and its average task completion speed is more than three times that of GPT-6 Astra and GPT-6.1 Sol. GPT-6.1 Terra is available immediately to ChatGPT Work and Codex Plus, Pro, Enterprise, and Edu users, and developers can also use it via API.