---
title: PHP Server SDK
description: Where to find LaunchDarkly PHP server SDK setup and API documentation
---

# PHP (Server) — SDK detail

**Primary:** [PHP SDK reference](https://launchdarkly.com/docs/sdk/server-side/php) — Composer, initialization, and API.

**Also useful:**

- Packagist: [launchdarkly/server-sdk](https://packagist.org/packages/launchdarkly/server-sdk)
- GitHub: [php-server-sdk](https://github.com/launchdarkly/php-server-sdk)
- Sample: [hello-php](https://github.com/launchdarkly/hello-php)
- API docs: [PHP SDK API](https://launchdarkly.github.io/php-server-sdk/)

**Recipe (detect / install summary):** [SDK Recipes](../recipes.md) — PHP (Server)

There is no bundled onboarding code sample in this repo for PHP; follow the official reference.