Compare two models
Select any two models. Input, output, cached, and context rarely move together — the cheaper model on one line isn't always the cheaper one on the next.
Description
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...
OpenAI's frontier model for complex professional workloads. 1M token context, text + image input, native computer use.
I/O price /1M
$0.5/$2.50
$5.00/$30.00
Input /1M
$0.5
$5.00
Output /1M
$2.50
$30.00
Cached in /1M
$0.025
$0.5
Context
1.05M
1M
Δ input since launch
—
—
Δ output since launch
—
—
Released
Oct 2026
Apr 2026
Status
—
—
Provider
OpenAI
OpenAI