# Prontezza IA di marriott.com > Misurato sulla home page. Valutazione complessiva: Scarso. Punteggio 37/100, voto Scarso. Misurato 2026-09-04T22:30:36.027+00:00, motore ax-audit@4.1.0. ## Controlli ### Contenuto — 46/100 #### Content Negotiation — 0/100 - **FAIL** Homepage does not serve Markdown via content negotiation Got text/html (HTTP 403) for "Accept: text/markdown" Serve a Markdown representation of your pages when agents request "Accept: text/markdown". Agents like Claude Code and Cursor ask for it, and Markdown cuts token usage by roughly 80% against HTML. Cloudflare ("Markdown for Agents") and Vercel can enable this without code changes. https://axrush.com/guides/content-negotiation#not-supported - **WARN** No fallback found on the homepage If you cannot enable content negotiation, advertise a Markdown version with so agents can discover it. https://axrush.com/guides/content-negotiation#no-alternate #### Operabilità per agenti — 95/100 - **WARN** No lang attribute on Agents route, translate and pick a voice from this. Add lang="en" or whichever applies. https://axrush.com/guides/agent-operability#no-lang - **PASS** Method note: this reads markup, not a rendered accessibility tree Labels attached by script and roles computed at runtime are invisible here, so treat low proportions as a prompt to check the real tree rather than as a count. Every finding is also a plain accessibility defect. #### Structured Data — 0/100 - **FAIL** No JSON-LD structured data found Add a