# Send now, or at a time

`POST /crm/campaigns/{id}/send` · Rivier · campaigns

Send now, or at a time. Needs a person's approval of this version unless the autonomy settings allow it for an audience this small.

- Scope: campaigns:write
- Graphql: Mutation.campaignsCampaignSend
- Sdk: campaigns.campaign.send
- Cli: campaigns campaign send
- Events: campaigns.campaign.sent

## Parameters

- `id` (path, required), string

## Request body

`application/json`

```json
{
  "type": "object",
  "properties": {
    "at": {
      "type": "string",
      "format": "date-time"
    }
  },
  "additionalProperties": false
}
```

## Responses

- `200`: Success
- `400`: The request was malformed
- `401`: No valid credential
- `403`: The credential lacks the scope, origin or address
- `429`: Over the key's rate limit; see Retry-After

## Example

```sh
curl -X POST 'https://api.rivier.ai/crm/campaigns/{id}/send' \
  -H 'Authorization: Bearer $KEY' \
  -H 'Content-Type: application/json' \
  -d '{
  "at": "2026-01-01T00:00:00Z"
}'
```