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Updated 19 October 2026

Tools that measure how AI agents see your store, compared

Two different questions get called "AI readiness". Visibility tools ask whether assistants mention you. Agent-readiness tools ask whether an agent can read your offer, trust you and complete a purchase. Few do both; this table says which is which, including us.

ToolWhat it measuresChecks the purchaseMeasures recommendationsPriceBest for
ConversionVectorAgent Conversion Score: 49 checks across access, legibility, offer, transactability and trust; live verification by ChatGPT, Claude and Perplexity; recommendation check; published specYes: cart, checkout, guest checkout, UCP, ACP, MCP, feedYes (recommendation check, reported separately)Free score; Full Report £249 / €279 / $299Online stores that want to know whether an agent can actually buy, with evidence
AigentReadyAgent-first audit with checkout-flow simulation, a readiness funnel, P0–P3 action list and protocol readinessYes (simulated checkout)NoFree (1 a month, homepage only); €9 per full auditE-commerce teams wanting a cheap, dev-ready backlog
is-agentic-storefront.com24 checks plus 5 bonus signals; 0–100 score; copy-paste fix prompt for coding agents per failing check; JSON APIPartly (UCP profile, agent endpoints, cart permalinks)NoFreeDevelopers; teams on Medusa
Tacey (Shopify)Scores 11 product-data fields the way Shopify's own scanner does, with links into Shopify Admin for each fixNo (discoverability fields only)NoFreeShopify merchants fixing product data
agent-ready (open source)Command-line audit with a checkout-handoff check and bulk mode for lists of storesPartly (cart state and variant deep links)NoFree (GitHub)Developers and agencies auditing many stores
RecomendIAAsks ChatGPT, Gemini and Perplexity 18 customer questions; 29 site checks; plan of improvementsNoYes (the headline)Free (3 a day); Pro US$29/month; Agency US$99/monthLocal and service businesses in Latin America, in Spanish
HubSpot AI Search GraderOne free check of whether AI assistants mention your brandNoYesFreeA first look at brand mentions
OtterlyOngoing tracking of brand mentions across AI assistants for a set of prompts, plus page-level GEO auditsNoYesFrom US$29/monthMarketing teams tracking many prompts in English
Semrush AI Visibility ToolkitBrand visibility in ChatGPT and Google AI Mode inside SemrushNoYesUS$99/monthTeams already on Semrush

Taken from each tool's own pages on 19 October 2026. Prices and features change; check the source before deciding. We've described the others as fairly as we can; tell us if we've got something wrong and we'll correct it.

How to choose

  • You want to know if assistants name you. HubSpot's grader for a single look; Otterly or Semrush for tracking many prompts; RecomendIA if your business is local and Spanish-speaking.
  • You want to know if an agent can buy from you. That is the question the first five tools above try to answer. The free ones (is-agentic-storefront, Tacey, agent-ready) are good quick checks for developers and Shopify merchants. AigentReady and ConversionVector go deeper and give you a prioritised plan; we also verify with the real assistants and publish the spec the score follows.
  • You want both. Our free score now includes a recommendation check (named or not, and who was named instead) alongside the 49 checks, reported separately because recommendations vary from one ask to the next.
  • You want someone to do the work. Several of these are fronts for an agency or a platform; ours is advisory, scoped from the report.

See your own numbers.

Free Agent Conversion Score, with the recommendation check, in about a minute.