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Adds a task, name, to the list specified by list_id.

If list_id is omitted, the task will be added to the Inbox.

If parse is 1, Smart Add will be used to process the task.


This method requires authentication with write permissions.


This method requires a timeline.


api_key (Required)
Your API application key. See here for more details.
timeline (Required)
The timeline within which to run a method. See here for more details.
list_id (Optional)
The id of the list to perform an action on.
name (Required)
The desired task name.
parse (Optional)
Specifies whether to process name using Smart Add.

Example Response

<list id="987654321">
  <taskseries id="987654321" created="2006-05-07T10:19:54Z" modified="2006-05-07T10:19:54Z"
             name="Get Bananas" source="api">
    <task id="123456789" due="" has_due_time="0" added="2006-05-07T10:19:54Z"
         completed="" deleted="" priority="N" postponed="0" estimate=""/>

Error Codes

98: Login failed / Invalid auth token
The login details or auth token passed were invalid.
100: Invalid API Key
The API key passed was not valid or has expired.
105: Service currently unavailable
The requested service is temporarily unavailable.
111: Format "xxx" not found
The requested response format was not found.
112: Method "xxx" not found
The requested method was not found.
114: Invalid SOAP envelope
The SOAP envelope sent in the request could not be parsed.
115: Invalid XML-RPC Method Call
The XML-RPC request document could not be parsed.
300: Timeline invalid or not provided
No timeline provided / Timeline invalid.
320: list_id invalid or not provided
No list_id provided / list_id invalid.
4000: Task name provided is invalid.
The task name provided is invalid.
4020: Cannot add task to a Smart List.
Cannot add task to a Smart List.