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Core concept · Content Strategy

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Definition

Content depth is the degree to which a piece of content thoroughly covers a topic — addressing not just the surface-level question but the sub-questions, edge cases, related concepts, and practical implications that a genuine understanding of the topic requires. Content depth is one of the primary signals AI systems use to assess topical authority. A page that answers a question in 200 words may satisfy a casual query but signals shallow expertise. A page that covers the same topic comprehensively — addressing common misconceptions, related concepts, and real-world applications — signals the kind of depth that AI systems reward with repeated citation. Depth and length are not the same thing; depth is measured by conceptual coverage, not word count.

Topical authority

Topical completeness

Information gain

Anchor content

Topic cluster

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