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    AI search visibility report · 2026-06-22

    How AI assistants see developer.mozilla.org

    developer.mozilla.org has an AI visibility score of 58/100. The site passed 21 of 34 tests. Its strongest areas are Content Freshness and Content Structure. The areas to improve are Schema.org Markup and Authority & Trust Signals.

    How ChatGPT, Claude and Perplexity read developer.mozilla.org

    Readability50/100

    Result: weak. 2 of 4 tests passed.

    Sentence length is significantly too high (46.3 words avg), making it difficult for LLMs to parse efficiently.

    Schema.org Markup0/100

    Result: weak. 0 of 5 tests passed.

    Complete absence of JSON-LD schema markup is a major missed opportunity for LLM optimization.

    Authority & Trust Signals48/100

    Result: weak. 3 of 5 tests passed.

    Strong publication dates and trust pages, but lacks verifiable contact info and Person schema for authors.

    Citation & Source Quality72/100

    Result: average. 3 of 4 tests passed.

    Excellent use of inline citations, but lacks links to primary authoritative bodies like W3C.

    Content Freshness90/100

    Result: strong. 4 of 4 tests passed.

    Exceptional freshness with content updated as recently as 1 day ago. Clear update signals present.

    Content Structure85/100

    Result: strong. 4 of 4 tests passed.

    Perfect heading hierarchy and strong use of semantic HTML elements.

    Entity Definition58/100

    Result: weak. 2 of 4 tests passed.

    Clear brand consistency and about page, but lacks schema-backed author and organization definitions.

    Technical Accessibility83/100

    Result: strong. 3 of 4 tests passed.

    Excellent crawler access and JS independence, but social meta tags are incomplete.

    How developer.mozilla.org can improve its AI visibility

    • Implement JSON-LD Schema Markup (high priority)
    • Optimize Sentence Length for LLM Parsing (high priority)
    • Add Verifiable Contact Information (medium priority)
    • Enhance Social Meta Tags (medium priority)
    • Link to Primary Technical Specifications (low priority)

    How developer.mozilla.org compares to its competitors