Introducing GPT-6.1 TerraActive

OpenAI has introduced GPT-6.1 Terra, an efficient model offering detailed visual reasoning, precise computer use, and natural writing. It significantly outperforms GPT-5.6 Terra in communication and computer-based tasks, scoring 15 percentage points higher on Agents’ Last Exam at one-third the cost. GPT-6.1 Terra also matches GPT-6 Astra's performance at one-tenth its price per token and is more token-efficient than Claude Opus 5.5. Standard API pricing is $1 per million input tokens and $5 per million output tokens.

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