OpenAI is charging developers $1 per million input tokens and $5 per million output tokens for GPT-6.1 Terra, the mid-tier model in its GPT-6 lineup. The company says those standard API rates are 50% below what it charges for GPT-5.6 Terra and for GPT-6.1 Sol, its more advanced model. By OpenAI’s pricing page , GPT-6.1 Sol lists at $2 and $10 and GPT-5.6 Terra at $2 and $12, so the output cut against the older Terra is closer to 58%.

The release went out Monday afternoon, and Amazon Web Services made the model generally available on Amazon Bedrock the same day. In ChatGPT, Plus, Pro, Enterprise and Edu users get it inside ChatGPT Work and Codex, and developers call it in the API as gpt-6.1-terra.

OpenAI pitches the model at the computer-based work that fills the workday, from drafting proposals to filling out forms.…