> ## Documentation Index
> Fetch the complete documentation index at: https://docs.daily.co/llms.txt
> Use this file to discover all available pages before exploring further.

# Meeting Started

> The meeting started webhook event

A meeting started event emits when Daily begins a call. This occurs when a participant first joins a room.

## Common fields

<ParamField body="version" type="string">
  Represents the version of the event. Uses semantic versioning to inform a consumer if the payload has introduced any breaking changes.
</ParamField>

<ParamField body="type" type="string">
  Represents the type of the event described in the payload.
</ParamField>

<ParamField body="id" type="string">
  An identifier representing this specific event.
</ParamField>

<ParamField body="payload" type="object">
  An object representing the event, whose fields are described below.
</ParamField>

<ParamField body="event_ts" type="number">
  Documenting when the webhook itself was sent. This timestamp is different than the time of the event the webhook describes.
</ParamField>

## Payload

<ParamField body="start_ts" type="number">
  The Unix epoch time in seconds representing when meeting started.
</ParamField>

<ParamField body="meeting_id" type="string">
  The meeting ID.
</ParamField>

<ParamField body="room" type="string">
  The name of the room.
</ParamField>

```json theme={null}
{
  "version": "1.0.0",
  "type": "meeting.started",
  "id": "met-sta-f2aa1ade-ff80-464c-b46e-50ffa577d48d-1708526032",
  "payload": {
    "start_ts": 1708526032.672,
    "meeting_id": "f2aa1ade-ff80-464c-b46e-50ffa577d48d",
    "room": "TrPmUX1DzjSwDaAFDfNj"
  },
  "event_ts": 1708526033.049
}
```