GPT-6.1 Terra: A One-Line Model Swap, a 58% Cheaper Bill, and Three Things That Break
This story is from 2026-10-27. It is preserved in the archive; the latest stories are on the live feed.
GPT-6.1 Terra went live on 26 October 2026 at $1 per million input tokens and $5 per million output, against $2 and $12 for GPT-5.6 Terra. For an existing integration the code change is usually the model string, gpt-6.1-terra : the context window, the effort ladder and the input types are unchanged…
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- 2026-10-27 07:37 · DEV Community — AI
GPT-6.1 Terra: A One-Line Model Swap, a 58% Cheaper Bill, and Three Things That Break