<important> <p>The TagLogGroup operation is on the path to deprecation. We recommend that you use <a href="https://docs.aws.amazon.com/AmazonCloudWatchLogs/latest/APIReference/API_TagResource.html">TagResource</a> instead.</p> </important> <p>Adds or updates the specified tags for the specified log group.</p> <p>To list the tags for a log group, use <a href="https://docs.aws.amazon.com/AmazonCloudWatchLogs/latest/APIReference/API_ListTagsForResource.html">ListTagsForResource</a>. To remove tags, use <a href="https://docs.aws.amazon.com/AmazonCloudWatchLogs/latest/APIReference/API_UntagResource.html">UntagResource</a>.</p> <p>For more information about tags, see <a href="https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/Working-with-log-groups-and-streams.html#log-group-tagging">Tag Log Groups in Amazon CloudWatch Logs</a> in the <i>Amazon CloudWatch Logs User Guide</i>.</p> <p>CloudWatch Logs doesn’t support IAM policies that prevent users from assigning specified tags to log groups using the <code>aws:Resource/<i>key-name</i> </code> or <code>aws:TagKeys</code> condition keys. For more information about using tags to control access, see <a href="https://docs.aws.amazon.com/IAM/latest/UserGuide/access_tags.html">Controlling access to Amazon Web Services resources using tags</a>.</p>

{
  "success": true,
  "data": {
    "id": "abc123",
    "created_at": "2025-01-01T00:00:00Z"
  }
}

{
  "success": false,
  "error": {
    "code": "VALIDATION_ERROR",
    "message": "Invalid request parameters"
  }
}