# Add-Ons

Add-ons are licenses that can be subscribed to on top of certain subscriptions plans, providing expanded enterprise-level features:

<table data-view="cards"><thead><tr><th></th><th></th><th data-hidden data-card-target data-type="content-ref"></th></tr></thead><tbody><tr><td><strong>Enterprise Max</strong></td><td>The highest enterprise-level features for AI assistants and live reps.</td><td><a href="../getting-started/enterprise-max">enterprise-max</a></td></tr><tr><td><strong>Contact Centre</strong></td><td>For growing your live representative team with Proto's preferred CX personnel partner.</td><td><a href="add-ons/contact-centre">contact-centre</a></td></tr></tbody></table>