Clusters are customisable pockets that you build within Cleverstory to classify your content into multiple...well... 'Clusters' of your choice.
Don’t we all want easy shortcuts and simpler ways to finish our job. Well for Cleverstory, clusters is that major shortcut to categorize content, basically group them and add those clusters in the most easiest ways to build landing pages.
Clusters are nothing but groups. Clusters in cleverstory are built to make the process of adding content to the landing page easier.
Clusters help in the filtration process to find a piece of content easier. Clusters can be based on the type of content, topics, custom fields that you added, tags and so on.