# Send or schedule campaign (/api-reference/campaigns/sendCampaign)

`POST /campaigns/{id}/send`

Base URL: `https://next-api.useplunk.com`

Send a campaign immediately or schedule for future delivery

## Path parameters

- `id`: string (required)

## Request body

- `scheduledFor`: string (date-time) — ISO 8601 timestamp for when to send the campaign. Omit or set to null for immediate send.

Example:

```json
{
  "scheduledFor": "2026-05-17T18:27:16.095Z"
}
```

## Responses

### `200` — Campaign scheduled/sending

## Example request

```bash
curl -X POST 'https://next-api.useplunk.com/campaigns/{id}/send' \
  -H 'Authorization: Bearer YOUR_API_KEY' \
  -H 'Content-Type: application/json' \
  -d '{"scheduledFor":"2026-05-17T18:27:16.095Z"}'
```