GPT-6.1-terra
gpt-6.1-terra
OpenAI · chat · api
Intelligence
Context
1.1M
Max output
—
Input $/1M
$2.00
Output $/1M
$12.00
Modalities
text
Released
13 Oct 2026
Intelligence Index via Artificial Analysis · 0–100, higher is better
AI summary
● machine-written
GPT-6.1-terra is an OpenAI chat model launched October 2026
GPT-6.1-terra is a text-based chat model available via OpenAI's API. The model supports a 1.05M-token context window and carries pricing of $2 per million input tokens and $12 per million output tokens. It was released on October 13, 2026.
What's new
- Released October 13, 2026
- Supports 1.05M-token context window
- Available through OpenAI API
Best for
Chat and conversational tasksText generation with long context