Keyword clustering groups related keywords into categories, helping to organize content around themes instead of single terms. Topic modeling goes deeper by identifying underlying topics in text, enabling content strategies that align with user intent and search relevance.

Semrush has published an article answering the question, ‘What are methods for keyword clustering and topic modeling?’.

The Ahrefs team says, “Methods for keyword clustering and topic modeling include automated clustering based on search intent, SERP overlap, semantic similarity, and grouping keywords manually.

Keyword clustering and topic modeling help organize large keyword lists into groups that make sense for content creation and SEO strategy.

Here are the two main ways to do clustering:

  • Let SEO tools do the work. Tools like Keyword Strategy Builder have clustering features built into it that automatically group your keywords based on things like search intent, SERP overlap, and semantic similarity.”

What are methods for keyword clustering and topic modeling?

Semrush

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