openai v6 is a major release with breaking changes

Announced

30 Sept 2025

Effective

no date announced

Version

6.0.0

Source

the vendor’s own page · last checked 7 Sept 2026

What breaks

Nothing until you bump the major. The SDK surface changes, so the break is at build time in TypeScript and at the first call in JavaScript.

What to do

Read the v6 migration notes in the SDK changelog before bumping the major.

What the vendor said

Version 6.0.0 of the openai Node SDK was published on 30 September 2025. Any project pinned below 6.0.0 stays on the previous major and will hit breaking changes on upgrade.