GPT-6.1 Terra Explained: Pricing, How to Use It, and How It Compares to Claude Opus 5.5
On October 26, OpenAI released GPT-6.1 Terra, with the API name gpt-6.1-terra . When I wrote about GPT-6.1 Sol in early October, Sol was the only model in the 6.1 series. Now Terra has joined it, and it costs exactly half as much as Sol. This post covers Terra end to end: where it sits in the lineu…
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- 2026-11-03 02:23 · DEV Community — AI
GPT-6.1 Terra Explained: Pricing, How to Use It, and How It Compares to Claude Opus 5.5