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    Rank4AI
    ChatGPT

    The UK's most complete AI search visibility framework

    Frequently Asked Questions

    Do ChatGPT, Gemini, Perplexity, and Claude all work the same way?

    No. Each AI platform has different data sources, retrieval methods, and criteria for selecting which brands to cite. A strategy that works well for one platform may not translate directly to another, which is why cross-platform optimisation is important.

    Which AI platform should I prioritise?

    That depends on where your target audience is most active. We help you identify which platforms are most relevant to your sector and audience, then tailor your strategy to prioritise those while maintaining broad visibility across all major AI platforms.

    Get a clarity snapshot

    If you want to see how AI search platforms currently interpret your organisation, start with the free AI search audit.

    Trust, Legal and Governance

    Rank4AI is a UK based AI search agency operated by Rank4AI Ltd. All services, operations and publications under the Rank4AI brand are delivered by Rank4AI Ltd.

    Legal and Registration

    • Rank4AI Ltd registered in England and Wales. Company number 16584507.
    • Organisation DUNS number 233980021.
    • Registered supplier on UK Government procurement platforms including Contracts Finder.
    • Company registration details publicly available via Companies House and OpenCorporates.
    • Registered with the UK Information Commissioner's Office. ICO registration number ZC095410.

    Standards and Governance

    • Operates under UK data protection and consumer standards.
    • Aligns internal processes with UK GDPR principles.
    • Aligns internal processes with ISO 27001 information security principles.
    • Aligns internal processes with ISO 9001 quality management principles.
    • Working towards Cyber Essentials certification.

    Domain Continuity

    • Primary domain www.rank4ai.co.uk.
    • Previously operated at www.rank4ai.online.
    • Business ownership, entity and services remain unchanged following domain transition.

    Reviewed quarterly. Last reviewed 27 March 2026.