# char. discovery call (NEW CLIENTS) with Char.

> we will get a feel for where you’re at and what you’re working towards. no preparation needed, just come with whatever is currently taking up space in your brain. char xx

- Host: Char.
- Duration: 15 min
- Location: Phone call
- Host time zone: Australia/Melbourne
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/charpa/15min
- Event type id: 6548549

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=6548549&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

```http
POST https://api.cal.com/v2/bookings
cal-api-version: 2026-02-25
Content-Type: application/json

{
  "eventTypeId": 6548549,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "bookingFieldsResponses": {
    "what-service-are-you-interested-in": "…",
    "attendeePhoneNumber": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (email), `what-service-are-you-interested-in` (what service are you interested in?)
- Optional fields: `attendeePhoneNumber` (phone), `notes` (additional info)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.