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

# Start Campaign

Start a scheduled or paused campaign.

<ParamField path="campaign_id" type="string" required>
  Campaign ID
</ParamField>

## Success Response (200)

<ResponseField name="success" type="boolean">
  Operation success status
</ResponseField>

<ResponseField name="message" type="string">
  Success message
</ResponseField>

<ResponseField name="campaign" type="object">
  Updated campaign object
</ResponseField>

<ResponseExample>
  ```json theme={null}
  {
    "success": true,
    "message": "Campaign started successfully",
    "campaign": {
      "id": "550e8400-e29b-41d4-a716-446655440000",
      "status": "running",
      "started_at": "2025-11-27T10:30:00Z"
    }
  }
  ```
</ResponseExample>