TL;DR: Entity SEO is the practice of establishing your brand as a recognised entity that AI systems can confidently identify, describe, and recommend. Brands with strong entity recognition get cited more frequently because AI systems have higher confidence in their credibility. This guide covers 6 specific actions to build entity authority for your brand.
What is entity SEO and why it matters for AI visibility
In traditional SEO, authority is primarily measured through backlinks and keyword rankings. In AI search, authority is measured through entity recognition — how confidently AI systems can identify what your brand is, what it does, and why it is credible.
An entity is any named thing that AI systems recognise as having a distinct, verifiable identity: a person, a company, a product, a place. When ChatGPT or Perplexity recommends a brand, it is drawing on its understanding of that brand as an entity — what it knows about you from Wikipedia, LinkedIn, Crunchbase, review platforms, and the broader web. Brands with weak entity signals get described vaguely or skipped entirely.
The 6 entity signals that matter most
1. LinkedIn — the most important single platform
Research from Profound (March 2026) confirmed that LinkedIn is the most-cited domain for professional queries across ChatGPT, Perplexity, AI Mode, Microsoft Copilot, and Google AI Overviews. A complete, active LinkedIn presence is not optional for AI visibility. Your company page should have a consistent name, clear description matching your website copy, regular posts, and employee profiles linked to the company.
2. Wikidata entry
Wikidata is the structured knowledge base that underpins Wikipedia and is directly referenced by multiple AI systems for entity verification. Creating a Wikidata entry for yourself and your company — with links to your official website, LinkedIn, and other verified profiles — is one of the strongest entity signals you can establish.
3. Consistent NAP across directories
Name, Address, Phone must be identical across Crunchbase, G2, Clutch, LinkedIn, your Google Business Profile, and any industry directories. AI systems cross-reference these sources. Inconsistencies reduce confidence in your entity and lower citation rates.
4. G2 and review platform presence
G2 is the most-cited software review platform on both ChatGPT and Perplexity. Research shows a 10% increase in G2 reviews leads to a 2% increase in AI citations. For any B2B or SaaS brand, a G2 profile with active reviews is a direct citation multiplier.
5. sameAs schema markup
The sameAs property in your JSON-LD schema links your website entity to your verified profiles across the web. When you add sameAs links pointing to your LinkedIn, Wikidata, Crunchbase, and G2 profiles, you are explicitly telling AI systems: "These are all the same entity." This is the technical layer that ties your cross-platform presence into a coherent entity signal. See our Schema Markup service for implementation.
6. Media mentions and editorial coverage
90% of AI citations driving brand visibility originate from earned and owned media, not paid placements. Getting mentioned in industry publications, contributing guest posts, appearing in podcast interviews, and being quoted as an expert in relevant articles all strengthen your entity authority. AI systems learn about your brand from what others say about you, not just what you say about yourself.
Entity recognition is the compounding advantage in AI SEO
Every new directory listing, media mention, review, and sameAs link adds to your entity authority — and the compounding effect is significant. Brands that build strong entity signals in 2026 create a visibility advantage that becomes progressively harder for competitors to close.
Get a full entity audit for your brand
We check your entity footprint across 15+ platforms, identify every gap, and deliver a prioritised plan to strengthen your AI recognition signals.
Book a Free Strategy Call →