Consider a page about toothbrushes and a page about toothpaste. If you link them together, they both help each other rank a little higher.
Together, these pages demonstrate that you possess extensive knowledge about a subject. This helps Google and AI assistantsAI Assistant A chat program such as ChatGPT, Claude, Gemini, or Perplexity that you can ask questions in natural language. recognize your site as an expert source.
Also known as: topic clusters, subject cluster, subject clusters
