GPT-6.1 'Terra' model page spotted on OpenAI API docs, unconfirmed leak
scaling01 · x · 2026-10-27
A page for a "GPT-6.1 Terra Model" was spotted in the OpenAI API documentation site's model catalog, complete with docs covering the Responses API, Agents API, Evals, and fine-tuning entries.
This suggests OpenAI may be preparing to ship a GPT-6.1 model codenamed Terra. The finding has not been officially confirmed by OpenAI, so treat it as an unverified leak for now.
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