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Canonical AI event

Legacy model choices preserved in API with v3.64.3 release.

The 2026-09-22 release of v3.64.3 includes a fix to preserve legacy model choices in the API.

22 Sept 20261 verified claims1 sources1 observations
What happened

The official source reports this update: v3.64.3. 3.64.3 (2026-09-22) Bug Fixes api: preserve legacy model choices ( #959 ) ( aab38a8 ) Build System deps: bump github.com/aws/aws-sdk-go-v2/config in / ( #870 ) ( d553e47 ) deps: bump github.com/Azure/azure-sdk-for-go/sdk/azidentity in / ( #903 ) ( f458a3b ) deps: bump github.com/ebitengine/oto/v3 in /examples ( #954 ) ( dacfec5 ) deps: bump the codeql group with 2 updates ( #955 ) ( 3d95836 )

Why it matters

This official update documents a development concerning v3.64.3. 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.

Connected knowledge

Entities affected by this event

Openai Gosubject
Continue this topic
agents-softwareVersion 3.64.1 of the software emits extra fields in sorted key order.21 Sept 2026agents-softwareVersion 3.64.2 updates AWS and Azure SDK dependencies21 Sept 2026agents-softwareChores API clarifies agent session cancellation and deletion in v3.63.118 Sept 2026agents-softwareWebhook endpoint management added in API version 3.63.018 Sept 2026agents-softwareNew API features and bug fixes released in v3.62.018 Sept 2026agents-softwareNew API key expiration support added in version 3.59.09 Sept 2026
Evidence trail

Sources behind the event

OpenAI Go SDK releasesv3.64.3
Editorial presentation

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