# Kate Mueller – Cal.com booking page

> I've worked in software documentation for over fifteen years, for companies large and small. How can I help move your documentation and knowledge base to the next level?

Booking page: https://cal.com/knowledge-with-sass

## Event types

- [30-minute discovery call](https://cal.com/knowledge-with-sass/30-min-discovery-call): 30 min, confirmed instantly, event type id 3662686. Interested in tech writing help or knowledge management coaching? Let's talk! Discovery calls are complimentary. We'll discuss your project and determine if we're a good fit and what format works for you. Details: https://cal.com/knowledge-with-sass/30-min-discovery-call.md
- [KnowledgeOwl custom onboarding discovery call](https://cal.com/knowledge-with-sass/knowledgeowl-onboarding): 55 min, confirmed instantly, event type id 3684688. Interested in custom onboarding for KnowledgeOwl? Schedule a discovery call to discuss your needs so we can craft a curriculum plan that works for you! Details: https://cal.com/knowledge-with-sass/knowledgeowl-onboarding.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