# Intro Call with Matias | Animarek

> A 35-minute routing call. You'll leave knowing your single best next step. Even if that step isn't me. Not a pitch, not a working session: we figure out what you actually need (learn it, build it, or map it) and I point you there.

- Host: Matias | Animarek
- Duration: 35 min
- Location: Google Meet
- Host time zone: America/Argentina/Buenos_Aires
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/animarek/fit-call
- Event type id: 5365204

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=5365204&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": 5365204,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "team-size": "…",
    "ai-usage": "…",
    "friction": "…",
    "referral": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `team-size` (Team size), `ai-usage` (Current AI usage), `friction` (Biggest friction right now)
- Optional fields: `referral` (How did you hear about Animarek?), `notes` (Additional notes), `guests` (Add guests)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.