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Canonical AI event

GPT-6.1 Sol model identifier added in API update

Version 4.72.0 released on September 29, 2026. It includes a new GPT-6.1 Sol model identifier.

29 Sept 20261 verified claims1 sources1 observations
What happened

The official source reports this update: v4.72.0. 4.72.0 (2026-09-29) Features api: add computer use to beta agents ( #1110 ) ( a9fba09 ) api: add GPT-6.1 Sol model identifier ( #1109 ) ( 084c233 ) Bug Fixes close multipart inputs after construction failures ( #1107 ) ( 6cb0f38 )

Why it matters

This official update documents a development concerning v4.72.0. Its practical significance depends on the scope and evidence stated by the source.

What to watch next

Read the official source update and verify its stated scope, evidence and timing before acting on it.

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