# Hamish Chalmers – Cal.com booking page

> Book a meeting with Hamish Chalmers on Cal.com.

Booking page: https://cal.eu/hamishchalmers

## Event types

- [General Meeting](https://cal.eu/hamishchalmers/general-meeting): 45 min, confirmed instantly, event type id 397471. Details: https://cal.eu/hamishchalmers/general-meeting.md
- [Full Deep Dive HeartBrain Demo - 1 Hour](https://cal.eu/hamishchalmers/60min): 60 min, confirmed instantly, event type id 294373. Details: https://cal.eu/hamishchalmers/60min.md
- [Express HeartBrain Demo - 30 mins](https://cal.eu/hamishchalmers/30min): 30 min, confirmed instantly, event type id 294371. Details: https://cal.eu/hamishchalmers/30min.md

## Check availability

```http
GET https://api.cal.eu/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.eu/v2/bookings` request (`cal-api-version: 2026-02-25`).

## More

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