> For the complete documentation index, see [llms.txt](https://docs.xplug.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.xplug.io/integration/readme.md).

# xPlug Integration Hub

Welcome to the xPlug Integration Hub the central guide for connecting your application to the x402 payment protocol on Solana.

xPlug simplifies on-chain payments by combining the speed of Solana, the trustless verification of x402, and a plug-and-play developer experience. Whether you’re a dApp builder, a merchant, or an integrator, this hub provides everything you need to start building with xPlug.

Through this documentation, you’ll learn how to:

* Integrate your app using xPlug SDK
* Accept verified payments via xPlug Facilitators
* Enable gasless, secure, and transparent transactions
* Support multi-token payments using Solana SPL assets

{% content-ref url="/pages/jMjzB0mqLYh7f4JNtGdV" %}
[Merchants](/integration/merchants/merchant-introduction.md)
{% endcontent-ref %}

{% content-ref url="/pages/7Hbo7p0CjFlpUI7kLNhV" %}
[Clients](/integration/clients/clients-introduction.md)
{% endcontent-ref %}

{% content-ref url="/pages/kINNzM3q8DS8WJDx0JuN" %}
[Facilitators](/integration/facilitators/facilitators-introduction.md)
{% endcontent-ref %}


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