OpenAI: GPT-6.1 Terra

GPT-6.1 Terra is the mid-tier model in OpenAI's GPT-6.1 series, priced below GPT-6.1 Sol. It is suited for everyday agentic, coding, and writing work, is particularly strong at understanding screenshots and on-screen content, and is efficient enough for high-volume workloads.

By:

OpenAI

Input:

Output:

Context length:

1.05M

Max output:

128K

Published:

2026-10-26