# Hayden James – Cal.com booking page

> Helping businesses and IT teams improve Linux server reliability, strengthen their cybersecurity posture, and implement practical AI solutions across the workplace and infrastructure.

Booking page: https://cal.com/hayden-james

## Event types

- [10 min chat](https://cal.com/hayden-james/10min): 10 min, requires the host’s confirmation, paid, event type id 4404020. A discovery call to evaluate your requirements and explore potential collaboration. Details: https://cal.com/hayden-james/10min.md
- [30 min meeting](https://cal.com/hayden-james/30min): 30 min, requires the host’s confirmation, paid, event type id 4404021. A focused call to review your setup or plans and provide actionable guidance and next steps. Details: https://cal.com/hayden-james/30min.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