Custom booking UI

Fetch available time slots for an event type via API and render a custom booking UI.

RequestGET

GET https://api.cal.com/v2/slots
  ?eventTypeId=6
  &start=2026-05-05T00:00:00.000Z
  &end=2026-05-12T00:00:00.000Z
  &timeZone=UTC

cal-api-version: 2024-09-04
Authorization: Bearer ••••••••••••••••••••••••

Response—

No response yet.

May 5 – May 11

UTC

5 Tue

None

6 Wed

None

7 Thu

None

8 Fri

None

9 Sat

None

10 Sun

None

11 Mon

None