# 🍵 Café Visio ☕ with Yoann Kopeika

> Rendez-vous gratuit pour parler de vous et de votre projet. Autour d'un café bien chaud, nous allons cadrer votre projet, voir les opportunités et si on doit travailler ensemble par la suite ce sera avec plaisir. Sinon, c'est pas grave. Ce n'est pas un rendez-vous commercial, c'est une vraie discussion entre entrepreneurs.

- Host: Yoann Kopeika
- Duration: 30, 60 min
- Location: Google Meet
- Host time zone: Europe/Paris
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/viktor-ceo/cafe-visio
- Event type id: 4930658

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=4930658&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": 4930658,
  "start": "<UTC ISO 8601 start from the slots response>",
  "lengthInMinutes": 60,
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "title": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `title` (What is this meeting about?)
- Optional fields: `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.
- `lengthInMinutes` picks one of 30, 60; pass the same value to the slots request as `duration`.