OpenAI Cuts Cursor Off Nov 12. BYOK Voids Your ZDR.
OpenAI stops serving its models to Cursor on 12 November 2026. Pointing Cursor at your own OpenAI key is not a swap — Cursor's documentation says its Zero Data Retention policy does not apply to custom keys, and every request still routes through Cursor's backend.
August 30, 2026 · 12 min read