> ## Documentation Index
> Fetch the complete documentation index at: https://replyke-feat-push-rich-payload-fields.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Update List

> Update the name of an existing list

Updates the name of an existing non-root list belonging to the authenticated user.

## Path Parameters

<ParamField path="listId" type="string" required>
  The ID of the list to update
</ParamField>

## Body Parameters

<ParamField body="update" type="object" required>
  <Expandable title="properties">
    <ParamField body="name" type="string" required>
      Updated name for the list
    </ParamField>
  </Expandable>
</ParamField>

## Response

<ResponseField name="id" type="string">
  Unique list identifier
</ResponseField>

<ResponseField name="projectId" type="string">
  Project identifier
</ResponseField>

<ResponseField name="userId" type="string">
  ID of the user who owns the list
</ResponseField>

<ResponseField name="name" type="string">
  Updated name of the list
</ResponseField>

<ResponseField name="parentId" type="string">
  ID of the parent list
</ResponseField>

<ResponseField name="entityIds" type="array">
  Array of entity IDs saved in this list
</ResponseField>

<ResponseField name="subLists" type="array">
  Array of nested sub-lists
</ResponseField>

<ResponseField name="createdAt" type="string">
  Creation timestamp in ISO 8601 format
</ResponseField>

<ResponseField name="updatedAt" type="string">
  Last update timestamp in ISO 8601 format
</ResponseField>

## Error Responses

<AccordionGroup>
  <Accordion title="Missing Data - 400 Bad Request">
    ```json theme={null}
    {
      "error": "Missing list ID or update data",
      "code": "list/missing-data"
    }
    ```
  </Accordion>

  <Accordion title="Blank Name - 400 Bad Request">
    ```json theme={null}
    {
      "error": "Cannot set the name to blank",
      "code": "list/blank-name"
    }
    ```
  </Accordion>

  <Accordion title="List Not Found - 404 Not Found">
    ```json theme={null}
    {
      "error": "List not found",
      "code": "list/not-found"
    }
    ```
  </Accordion>

  <Accordion title="Server Error - 500 Internal Server Error">
    ```json theme={null}
    {
      "error": "Server error",
      "code": "list/server-error",
      "details": "<Error message>"
    }
    ```
  </Accordion>
</AccordionGroup>

***

## Notes

* Only sub-lists (lists with a `parentId`) can be renamed via this endpoint.
* The response includes the updated and populated list.