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Request Parameters

All parameters are required:
  • subject (string, required): Task title/subject line
  • description (string, required): Task description/body content
  • assignee_user_id (string, required): EMR user ID to assign the task to
  • patient_mrn (string, required): Medical Record Number (MRN) of the patient

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Example Request

curl -X POST https://api.usecobalt.com/v1/tasks \
-H 'Content-Type: application/json' \
-H 'client_id: ci_live_198908HJDKJSH98789OHKJL' \
-H 'client_secret: cs_live_9827hofdsklOYYHJLJh' \
-H 'access_token: 493JKLHIU98789hLKH9HHJH' \
-d '{
    "subject": "Follow-up appointment needed",
    "description": "Schedule patient follow-up appointment to review recent lab results and discuss treatment plan.",
    "assignee_user_id": "74196090-5faa-11e9-9562-e12f6a3ce827",
    "patient_mrn": "MRN-12345"
}'

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Example Response

{
    "success": true,
    "message": "Task processing. A webhook event will be sent upon completion.",
    "task_id": "abc123def456789012345678",
    "job_id": "12345"
}
The response includes:
  • task_id: Unique identifier for the created task record
  • job_id: Job execution identifier for tracking the async operation

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Error Responses

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Missing Required Field

{
    "success": false,
    "message": "Missing required field: subject"
}

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User Not Found

{
    "success": false,
    "message": "User not found."
}

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Webhook Notifications

When the task processing is complete, we will send a webhook to your registered endpoint. Here are examples of what those webhook payloads will look like:

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Success

{
    "id": "evt_1J9X2q2eZvKYlo2CluR9g9gV",
    "access_token_reference_id": "user_1J9X2q2eZvKYlo2Cxyz",
    "object": "event",
    "created": "2025-10-09T10:30:00Z",
    "type": "task.created",
    "job_id": "12345",
    "data": {
        "task_id": "abc123def456789012345678",
        "emr_task_id": "task_emr_internal_id",
        "subject": "Follow-up appointment needed",
        "description": "Schedule patient follow-up appointment to review recent lab results and discuss treatment plan.",
        "assignee_user_id": "74196090-5faa-11e9-9562-e12f6a3ce827",
        "patient_mrn": "MRN-12345"
    }
}

​
Failure

{
    "id": "evt_1J9X2q2eZvKYlo2CluR9g9gW",
    "access_token_reference_id": "user_1J9X2q2eZvKYlo2Cxyz",
    "object": "event",
    "created": "2025-10-09T10:35:00Z",
    "type": "task.failed",
    "job_id": "12345",
    "data": {
        "task_id": "abc123def456789012345678",
        "failure_reason": "Failed to create task"
    }
}
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