PHP product analytics installation

Install the package

Required

Install the PostHog PHP library using Composer:

Terminal

composer require posthog/posthog-php

Required

Initialize the PostHog client with your API key and host:

PHP
PostHog\PostHog::init(
    '<ph_project_token>',
    ['host' => 'https://us.i.posthog.com']
);

Recommended

Once installed, you can manually send events to test your integration:

PHP
PostHog::capture([
    'distinctId' => 'test-user',
    'event' => 'test-event',
]);

Recommended

Now that you're capturing events, continue with the resources below to learn what else Product Analytics enables within the PostHog platform.

Resource	Description
Capturing events	Learn how to capture custom events beyond autocapture
Identifying users	Associate events with specific users
Creating insights	Build trends, funnels, and retention charts
Group analytics	Track events at the company or account level