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slackLists.items.update method

Usage info​

Lists are only available to Slack workspaces on a paid plan.

This method is used to update cells in a List.

Sample requests data​

Update text (text column)​

{
  "token": "***",
  "list_id": "F01ABCDE2FG",
  "cells": [
    {
      "column_id": "Col018B8C91TM",
      "rich_text": [
        {
          "type": "rich_text",
          "elements": [
            {
              "type": "rich_text_section",
              "elements": [
                {
                  "type": "text",
                  "text": "Updated text"
                }
              ]
            }
          ]
        }
      ],
      "row_id": "Rec018B8RR603"
    }
  ]
}

Update select option​

{
  "token": "***",
  "list_id": "F01ABCDE2FG",
  "cells": [
    {
      "column_id": "Col018AL7649G",
      "select": ["in_progress"],
      "row_id": "Rec018B8RR603"
    }
  ]
}

Update user field (multi-user)​

{
  "token": "***",
  "list_id": "F01ABCDE2FG",
  "cells": [
    {
      "column_id": "Col018B8C91V1",
      "user": ["W0QR1STU2", "U012A34BCDE"],
      "row_id": "Rec018B8RR603"
    }
  ]
}

Update date​

{
  "token": "***",
  "list_id": "F01ABCDE2FG",
  "cells": [
    {
      "column_id": "Col018AL764AE",
      "date": [ "2025-09-20"],
      "row_id": "Rec018B8RR603"
    }
  ]
}

Create new row via cells​

{
  "token": "***",
  "list_id": "F018B8C91SP",
  "cells": [
    {
      "row_id_to_create": true,
      "column_id": "Col018B8C91TM",
      "rich_text": [
        {
          "type": "rich_text",
          "elements": [
            {
              "type": "rich_text_section",
              "elements": [
                {
                  "type": "text",
                  "text": "New row title"
                }
              ]
            }
          ]
        }
      ],
      "row_id": "Rec018B8RR603"
    }
  ]
}

Rich text cell (rich_text_column)​

{
  "token": "***",
  "list_id": "F018B8C91SP",
  "cells": [
    {
      "column_id": "Col018B8C91TM",
      "rich_text": [
        {
          "type": "rich_text",
          "elements": [
            {
              "type": "rich_text_section",
              "elements": [
                {
                  "type": "text",
                  "text": "Notes"
                }
              ]
            }
          ]
        }
      ],
      "row_id": "Rec018B8RR603"
    }
  ]
}

Response​