Honest comparison · 2026
Semrush measures AI visibility as an add-on to an SEO platform subscription. Engagemii is AI-visibility-first: the score exists for 54M+ companies without enrolling anything, checking is free, and the underlying index licenses as a dataset.
Written by Engagemii. Descriptions of Semrush AI Toolkit stick to its own public positioning; both tools are good at what they are built for.
AI visibility tooling layered on the Semrush SEO suite, including an AI visibility index built from large-scale prompt sampling and a free checker.
Maintains a pre-scored index of the whole market: 54M+ companies scored 0-10 from on-page signals plus off-page authority, with server-side logs of real AI-crawler reads. Free score, fix kit, and bot monitoring for brands; the index licenses as a dataset.
SEO teams adding AI visibility inside an existing Semrush workflow. If that describes your team, Semrush AI Toolkit is built for it and does it well.
When you want a standing, comparable score for any company without enrolling anything, evidence-backed by published research, free for your own brand, and available as a licensed dataset when you need the whole market.