# Yash Kumar Saini – Cal.com booking page

> Software developer from India. I work mostly in Python and TypeScript — AI tooling, agent pipelines, and a lot of things I build just to see if they'll run. I contribute to open source heavily from here , and write Dev Articles about what breaks on Dev.to and share my jounrey on X


Book a slot if you want to talk through a project, an idea, or something you'd like a second pair of eyes on.

Booking page: https://cal.com/yashksaini

## Event types

- [45 Min Meeting](https://cal.com/yashksaini/45min): 45 min, confirmed instantly, event type id 4369604. Details: https://cal.com/yashksaini/45min.md
- [30 Min Meeting](https://cal.com/yashksaini/30min): 30 min, confirmed instantly, event type id 4369605. Details: https://cal.com/yashksaini/30min.md
- [15 Min Meeting](https://cal.com/yashksaini/15-min-meeting): 15 min, confirmed instantly, event type id 4390702. Details: https://cal.com/yashksaini/15-min-meeting.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