The checkbox column represents a simple true or false value on a board.

Check out our help center to learn more about this column: The Checkbox Column

You can update a checkbox column with a JSON string. Simple string updates are not supported.

JSON

To check the box in the checkbox column, send: {"checked" : "true"}

To uncheck the box, remove the column value by sending {}

Code example

mutation {
  change_multiple_column_values(item_id:11111, board_id:22222, column_values: "{\"check\" : {\"checked\" : \"true\"}}") {
    id
  }
}
fetch ("https://api.monday.com/v2", {
  method: 'post',
  headers: {
    'Content-Type': 'application/json',
    'Authorization' : 'YOUR_API_KEY'
  },
  body: JSON.stringify({
    query : "mutation ($myBoardId:Int!, $myItemId:Int!, $myColumnValues:JSON!) { change_multiple_column_values(item_id:$myItemId, board_id:$myBoardId, column_values: $myColumnValues) { id } }",
    variables : JSON.stringify({
      myBoardId: 162169280,
      myItemId: 162169283,
      myColumnValues: "{\"check\": {\"checked\": \"true\"}}"
    })
  })
})
curl "https://api.monday.com/v2" \
-X POST \
-H "Content-Type:application/json" \
-H "Authorization:MY_API_KEY" \
-d '{"query":"mutation{change_multiple_column_values(item_id:162169283, board_id:162169280, column_values:\"{\\\"check\\\" : {\\\"checked\\\" : \\\"true\\\"}}\"){name}}"}'

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