I looked in the documentation but I can't seem to find a way to add a contact to a group using the API.

1 Answer 1


Open API Explorer - Support menu > Developer > API Explorer and use GroupContact API to add contacts to group. See an eg in the screenshot below -

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API formed for PHP is -

$result = civicrm_api3('GroupContact', 'create', [
  'group_id' => <group_id>,
  'contact_id' => <contact id>,

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