Gemini Can't Read Secondary Google Calendars or Custom Task Lists, Users Find

Here4Zipline · reddit · 2026-09-30

Users discovered Gemini can't read secondary/shared Google Calendars or custom Tasks lists—it only accesses the default primary calendar and default "My Tasks." The issue isn't third-party permissions: Google's own Workspace extension is built on restricted API scopes and hardcodes narrow default endpoints, unlike the old Google Assistant's system-level access. Users who organize their schedules with custom lists and secondary calendars—features Google itself provides—find the flagship AI assistant acts as if that data doesn't exist.

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