# Tonder – Cal.com booking page

> Get in touch to streamline pay-ins, payouts, payment methods, and more for your business with a single API integration.

Booking page: https://cal.com/tonder

## Event types

- [Tonder Product Demo](https://cal.com/tonder/30min): 30 min, confirmed instantly, event type id 957161. I'd like to integrate Tonder's services into my company. Details: https://cal.com/tonder/30min.md
- [Tonder Partners Introduction](https://cal.com/tonder/30-min-partnership-meeting): 30 min, confirmed instantly, event type id 966353. I'm interested in establishing a strategic partnership with Tonder. Details: https://cal.com/tonder/30-min-partnership-meeting.md

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=<event type id>&start=YYYY-MM-DD&end=YYYY-MM-DD&timeZone=<IANA time zone>
cal-api-version: 2024-09-04
```

The response is `{"data":{"YYYY-MM-DD":[{"start":"<ISO 8601 with offset>"}]}}`; no API key is needed.

## Book

Each event type's `.md` document lists its required booking fields and the `POST https://api.cal.com/v2/bookings` request (`cal-api-version: 2026-02-25`).

## More

- API docs: https://cal.com/docs/api-reference/v2/introduction