For the complete documentation index, see llms.txt.

GET /v1/calendars

List Connected Calendars

List all calendars for the authenticated user across all providers.

Auth required: Yes

Responses

• 200: Calendars grouped by provider
• 401: Authentication required or invalid
• 404: No calendars connected

Authentication

Requires authentication. Pass a Bearer token (Supabase JWT) or an API key (`Authorization: Bearer vennio_sk_live_*`) in the request headers.

Base URL: https://api.vennio.app