Stackdriver Logging for PHP

Idiomatic PHP client for Stackdriver Logging.

Latest Stable Version Packagist

NOTE: This repository is part of Google Cloud PHP. Any support requests, bug reports, or development contributions should be directed to that project.

Allows you to store, search, analyze, monitor, and alert on log data and events from Google Cloud Platform and Amazon Web Services.


To begin, install the preferred dependency manager for PHP, Composer.

Now install this component:

$ composer require google/cloud-logging

This component supports both REST over HTTP/1.1 and gRPC. In order to take advantage of the benefits offered by gRPC (such as streaming methods) please see our gRPC installation guide.


Please see our Authentication guide for more information on authenticating your client. Once authenticated, you'll be ready to start making requests.


require 'vendor/autoload.php';

use Google\Cloud\Logging\LoggingClient;

$logging = new LoggingClient();

// Get a logger instance.
$logger = $logging->logger('my_log');

// Write a log entry.
$logger->write('my message');

// List log entries from a specific log.
$entries = $logging->entries([
    'filter' => 'logName = projects/my_project/logs/my_log'

foreach ($entries as $entry) {
    echo $entry->info()['textPayload'] . "\n";


This component is considered GA (generally available). As such, it will not introduce backwards-incompatible changes in any minor or patch releases. We will address issues and requests with the highest priority.

Next Steps

  1. Understand the official documentation.
  2. Take a look at in-depth usage samples.