You can send custom user agent in PHP script using stream context and file_get_contents function. Here is an example: $options = array( 'http'=>array( 'method'=>"GET", 'header'=>"User-Agent: My Custom User Agent Stringrn" ) ); $context = stream_context_create($options); // Replace with your URL $response = file_get_contents('http://example.com', false, $context); This example creates a