{
  "url": "https://www.redfin.com",
  "auditedAt": "2026-07-27T12:02:08.768Z",
  "mode": "report",
  "status": "blocked",
  "statusDetail": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
  "page": {
    "appType": "unknown",
    "framework": "Unknown",
    "notes": "The origin redirected automated Chrome to Redfin’s rate-limit/robot interstitial before site recon."
  },
  "evidenceUsed": [
    "screenshot",
    "dom",
    "evaluate-probe",
    "modern-web-guidance@0.0.172"
  ],
  "guidanceConsulted": [
    "dark-mode",
    "accessibility",
    "adapt-scrollbar-to-contrast-preferences",
    "same-document-transitions",
    "scrollytelling",
    "physics-based-easing",
    "shrinking-header-on-scroll",
    "anchor-positioning-tab-underline",
    "directional-navigation-transitions",
    "light-dismiss-a-dialog",
    "declarative-dialog-popover-control",
    "complex-shapes",
    "fluid-scaling",
    "size-aware-styling",
    "css",
    "improve-text-layout-and-legibility",
    "forms",
    "accessible-error-announcement",
    "identify-inp-causes",
    "visually-stable-font-fallbacks",
    "break-up-long-tasks",
    "optimize-image-priority",
    "identify-heavy-scripts",
    "highlight-text-ranges",
    "move-dom-element-without-losing-state",
    "security",
    "html",
    "search-hidden-content",
    "language-model",
    "privacy",
    "passkeys",
    "flicker-free-client-side-ab-testing",
    "resilient-context-menus-and-nested-dropdowns",
    "passkey-management",
    "persistent-toast-notifications",
    "translator",
    "support-global-calendar-systems",
    "coordinate-global-events",
    "autofill-address-form",
    "autofill-payment-form",
    "deliver-optimized-decorative-images",
    "deprioritize-background-fetches",
    "webmcp",
    "faster-spa-view-transitions",
    "calculate-with-intrinsic-sizes",
    "manage-recurring-intervals"
  ],
  "artifacts": [
    {
      "type": "screenshot",
      "path": "evidence/home-desktop.png",
      "caption": "First viewport after navigating to redfin.com; navigation was redirected to Redfin’s anti-bot host.",
      "condition": "desktop viewport, 4-second wait",
      "findingIds": []
    },
    {
      "type": "dom",
      "path": "evidence/home-dom.json",
      "caption": "Rendered DOM proving final URL ratelimited.redfin.com and “Are You a Robot?” response.",
      "findingIds": []
    },
    {
      "type": "other",
      "path": "evidence/home-recon.json",
      "caption": "Evaluate recon recording final URL, title, links, and absent target-site navigation.",
      "findingIds": []
    }
  ],
  "config": {
    "loaded": false
  },
  "coverage": {
    "catalogVersion": "modern-web-guidance@0.0.172",
    "catalogChecksum": "sha256:78ccfdb2d483f4c57d9dafed80fd86c6265585a56457c8dcfddc254b80fb44d7",
    "expected": 58,
    "recorded": 58,
    "judged": 0,
    "blocked": 58,
    "notRun": 0,
    "missing": 0,
    "unknown": 0,
    "duplicates": 0,
    "complete": false
  },
  "checkOutcomes": [
    {
      "principleId": "respect-user-preferences",
      "checkId": "respects-color-scheme",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned a screenshot or computed background under an emulated prefers-color-scheme: dark condition will reveal whether surfaces re-tint; the page CSS / a color-scheme declaration is corrob Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "respect-user-preferences",
      "checkId": "respects-reduced-motion",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned a transition video, or an in-page probe of getAnimations()/computed animation under an emulated prefers-reduced-motion: reduce condition, can show whether motion stops. The model c Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "respect-user-preferences",
      "checkId": "respects-contrast",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned a screenshot under emulated prefers-contrast: more / forced-colors, or an axe/contrast probe, can show whether controls and text survive. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "implement-natural-interactions",
      "checkId": "view-transitions",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned a transition video of a route/state change shows whether it animates; the page source / ::view-transition usage corroborates. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "implement-natural-interactions",
      "checkId": "scroll-driven-animations",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned source/CSS inspection for animation-timeline: scroll()/view(); a long-task / scroll-handler probe can flag the main-thread anti-pattern. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "implement-natural-interactions",
      "checkId": "physical-gestures",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned CSS inspection for scroll-snap / overscroll-behavior / physics-based easing vs custom pointermove listeners. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "provide-guided-navigation",
      "checkId": "scroll-state-aware-chrome",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned a transition video of scrolling, or CSS inspection for scroll-state container queries. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "provide-guided-navigation",
      "checkId": "anchored-positioning",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned CSS inspection for anchor-name / position-anchor / position-try on overlays; a screenshot of an open overlay near a viewport edge can show drift. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "provide-guided-navigation",
      "checkId": "directs-attention",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned CSS inspection for ::highlight / scroll-marker; a transition video can show whether attention is cued after navigation. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "maximize-content-reduce-noise",
      "checkId": "no-intrusive-interruptions",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned a screenshot on load, or a DOM probe for full-viewport overlays present before interaction. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "maximize-content-reduce-noise",
      "checkId": "semantic-dismissible-primitives",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned DOM/source inspection for popover / <dialog> / <details> vs custom overlay divs with manual dismiss handling. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "maximize-content-reduce-noise",
      "checkId": "reduced-chrome",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned a screenshot plus layout metrics can show the proportion of the viewport given to chrome vs content. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "adapt-to-the-form-factor",
      "checkId": "responsive-no-horizontal-scroll",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned layout metrics (scrollWidth vs innerWidth) and a screenshot at an emulated narrow mobile viewport reveal overflow. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "adapt-to-the-form-factor",
      "checkId": "component-level-responsiveness",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned CSS inspection for @container / container-type; a computed-style probe of the same component in a wide vs narrow container shows whether it adapts. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "adapt-to-the-form-factor",
      "checkId": "input-modality-aware",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned a focus probe (focus an element, read the computed outline) or an axe target-size check; a screenshot of a focused control corroborates. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "support-core-task-success",
      "checkId": "clear-purpose-and-primary-action",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned screenshot the first viewport and key scrolled states; inspect heading structure, nav labels, button text, and visual hierarchy; a task walkthrough can show whether the next action Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "support-core-task-success",
      "checkId": "primary-flow-completion",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned run the flow manually with screenshots/DOM snapshots at each step; compare expected vs actual path length; inspect form requirements, navigation continuity, and blockers. The model Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "support-core-task-success",
      "checkId": "clear-system-state-and-recovery",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned exercise network delay/failure, invalid input, empty data and success states; screenshot the state messaging and recovery controls; inspect whether browser history and focus remain Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-fast-and-stable",
      "checkId": "good-core-web-vitals",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned Lighthouse reports LCP/CLS/TBT directly and the model may run it; layout metrics + a layout-shift observer + a long-task observer (the evidence primitives) give the same signal fir Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-fast-and-stable",
      "checkId": "visual-stability",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned the layout primitive's CLS observer captures shifts; a transition video of the first seconds shows content jumping. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-fast-and-stable",
      "checkId": "efficient-main-thread",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned the layout primitive records long tasks; a heap summary shows the object population; Lighthouse reports TBT. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-fast-and-stable",
      "checkId": "efficient-resource-delivery",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned a HAR summary can reveal cache headers, redirects, render-blocking candidates, weight offenders and dependency shape; a trace/Lighthouse insight report can corroborate LCP discover Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-fast-and-stable",
      "checkId": "trim-unused-and-duplicate-code",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned Lighthouse/trace/code-coverage style evidence can flag unused JS/CSS, duplicated JavaScript and legacy code; a HAR summary shows third-party byte cost and request count. The model  Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-inclusive",
      "checkId": "names-roles-labels",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned axe-core (injectable via the evaluate primitive) or Lighthouse's a11y audits enumerate these; a DOM probe of the accessibility-relevant attributes is a first-party alternative. The Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-inclusive",
      "checkId": "sufficient-contrast",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned axe contrast rules, a Lighthouse contrast audit, or an in-page probe computing contrast ratios from computed colours. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-inclusive",
      "checkId": "structure-and-focus",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned axe/Lighthouse structural audits; a focus-walk probe (tab through, read activeElement + computed outline) is a first-party alternative. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-inclusive",
      "checkId": "legible-text",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned a screenshot of body and heading text, plus CSS inspection for text-wrap / text alignment / font fallback handling. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-inclusive",
      "checkId": "zoom-reflow-targets-and-media",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned Lighthouse/axe target-size, meta-viewport and media-caption audits are useful signals; screenshots at narrow and zoomed conditions plus DOM/media inspection can corroborate. The mo Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "follow-best-practices",
      "checkId": "no-console-errors",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned capture Runtime/Log CDP events, or a probe that reads collected errors; Lighthouse reports this too. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "follow-best-practices",
      "checkId": "sound-document-and-assets",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned a DOM/source probe for doctype/charset/img dimensions; CSS inspection for repetition; Lighthouse best-practices audits cover the rest. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "follow-best-practices",
      "checkId": "browser-platform-hygiene",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned Lighthouse best-practices audits and DevTools inspector/deprecation signals can surface these; DOM/source probes can verify paste handlers and prompt timing. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-discoverable",
      "checkId": "title-and-description",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned a DOM probe reads <title> and meta[name=description]; Lighthouse SEO audits cover the same ground. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-discoverable",
      "checkId": "crawlable-and-mobile-friendly",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned a DOM probe for anchor hrefs, viewport meta, and robots; Lighthouse SEO audits corroborate. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-discoverable",
      "checkId": "canonical-and-indexing-signals",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned inspect response status and headers, <link rel=canonical>, hreflang links, robots meta, robots.txt and sitemap.xml; Lighthouse SEO audits cover several of these. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-discoverable",
      "checkId": "structured-and-shareable-metadata",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned inspect JSON-LD/microdata and social preview tags against visible content; Lighthouse has a manual structured-data audit, and ad-hoc probes can parse schema.org blocks. The model c Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-private-and-secure",
      "checkId": "secure-transport-and-headers",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned inspect response headers / page protocol via an evaluate probe or the network layer; Lighthouse best-practices flags HTTPS and CSP issues. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-private-and-secure",
      "checkId": "data-minimisation-and-third-parties",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned inspect network requests and third-party origins; a probe of analytics/beacon calls. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-private-and-secure",
      "checkId": "in-context-permissions-and-modern-auth",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned a probe for permission requests fired on load; source inspection for passkey / WebAuthn / navigator.credentials usage in auth flows. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-private-and-secure",
      "checkId": "defensive-browser-policies",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned inspect response headers and browser security state; Lighthouse/DevTools security audits can corroborate HSTS, clickjacking, Trusted Types, origin isolation and third-party cookie  Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-resilient",
      "checkId": "progressive-enhancement",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned load with scripting disabled or compare a no-JS fetch of the HTML against the rendered page; check for Baseline-aware fallbacks in source. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-resilient",
      "checkId": "resilient-runtime-behaviour",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned exercise menus near viewport edges with a screenshot; a probe of async/visibility behaviour. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-resilient",
      "checkId": "offline-and-installable",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned a probe for a service worker registration and a web app manifest; test behaviour offline. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-resilient",
      "checkId": "network-and-http-failure-states",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned simulate failed fetches/offline mode or inspect representative 404/500 routes; screenshots and DOM snapshots of error/loading/empty states show whether recovery is possible. The mo Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-internationalised",
      "checkId": "lang-dir-and-logical-properties",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned a DOM probe for <html lang>/dir and CSS inspection for logical vs physical properties. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-internationalised",
      "checkId": "locale-aware-data",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned source inspection for Intl.* usage vs hand-rolled formatting; a probe of rendered dates/numbers under a different locale. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-internationalised",
      "checkId": "time-zone-correctness",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned source inspection for time-zone-aware date handling vs naive local Date math. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-trustworthy",
      "checkId": "no-dark-patterns",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned a screenshot of consent/upsell/cancel flows; source inspection for declarative button actions vs misleading controls. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-trustworthy",
      "checkId": "humane-error-handling",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned exercise a form, submit invalid input, and observe timing and clarity of errors via a screenshot or a :user-invalid / aria-invalid probe. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-trustworthy",
      "checkId": "trustworthy-input-assistance",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned source/DOM inspection for autocomplete attributes on form fields; a probe of autofill affordances. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-trustworthy",
      "checkId": "safe-commercial-and-account-flows",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned walkthrough checkout/subscription/auth/account flows when present; screenshot pricing, confirmation, cancellation and reauthentication states; inspect passkey/autocomplete support  Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-sustainable",
      "checkId": "optimised-assets",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned inspect transferred image bytes vs displayed size; source inspection for modern formats and resolution handling. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-sustainable",
      "checkId": "no-wasteful-work",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned a long-task / network probe for background fetches and processing while idle or backgrounded. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-sustainable",
      "checkId": "third-party-and-media-budget",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned a HAR summary shows third-party bytes, font/media weight and caching; screenshots/video reveal autoplay and decorative media; trace/layout evidence shows whether media/animation ke Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-agent-ready",
      "checkId": "structured-agent-capabilities",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned source inspection for WebMCP / agentic-tool registration and agent-readable affordances. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-agent-ready",
      "checkId": "on-device-inference",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned source inspection for built-in AI (language model / summariser) usage. The model chooses. Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-memory-efficient",
      "checkId": "no-leak-under-repeated-interaction",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned compare heap snapshots for retained growth - a baseline, then one taken after repeating the interaction with `--interact` about 10x (the memory-tracer methodology: baseline -> repe Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-memory-efficient",
      "checkId": "bounded-footprint",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned a single `heap` summary's totals (nodeCount, totalSelfSizeBytes, constructor population) plus Performance.getMetrics (Nodes, JSHeapUsedSize) give the current footprint to judge aga Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    },
    {
      "principleId": "be-memory-efficient",
      "checkId": "no-detached-dom-or-unbounded-listeners",
      "status": "blocked",
      "confidence": "high",
      "method": "Attempted planned the `heap` summary by constructor (Detached* nodes) compared across a before/after pair shows a growing detached-DOM population; an `evaluate` probe can sample listener/timer count Browser recon was stopped at the external anti-bot wall.",
      "evidence": "DOM capture records title “Are You a Robot? | Redfin” and final URL https://ratelimited.redfin.com/ instead of the requested target.",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed.",
      "pathIds": [
        "home-entry"
      ],
      "artifacts": [
        "evidence/home-dom.json",
        "evidence/home-desktop.png"
      ]
    }
  ],
  "principleOutcomes": [
    {
      "principleId": "respect-user-preferences",
      "expectation": "default",
      "status": "incomplete",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed."
    },
    {
      "principleId": "implement-natural-interactions",
      "expectation": "default",
      "status": "incomplete",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed."
    },
    {
      "principleId": "provide-guided-navigation",
      "expectation": "default",
      "status": "incomplete",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed."
    },
    {
      "principleId": "maximize-content-reduce-noise",
      "expectation": "default",
      "status": "incomplete",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed."
    },
    {
      "principleId": "adapt-to-the-form-factor",
      "expectation": "default",
      "status": "incomplete",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed."
    },
    {
      "principleId": "support-core-task-success",
      "expectation": "default",
      "status": "incomplete",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed."
    },
    {
      "principleId": "be-fast-and-stable",
      "expectation": "default",
      "status": "incomplete",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed."
    },
    {
      "principleId": "be-inclusive",
      "expectation": "default",
      "status": "incomplete",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed."
    },
    {
      "principleId": "follow-best-practices",
      "expectation": "default",
      "status": "incomplete",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed."
    },
    {
      "principleId": "be-discoverable",
      "expectation": "default",
      "status": "incomplete",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed."
    },
    {
      "principleId": "be-private-and-secure",
      "expectation": "default",
      "status": "incomplete",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed."
    },
    {
      "principleId": "be-resilient",
      "expectation": "contextual",
      "status": "incomplete",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed."
    },
    {
      "principleId": "be-internationalised",
      "expectation": "contextual",
      "status": "incomplete",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed."
    },
    {
      "principleId": "be-trustworthy",
      "expectation": "default",
      "status": "incomplete",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed."
    },
    {
      "principleId": "be-sustainable",
      "expectation": "contextual",
      "status": "incomplete",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed."
    },
    {
      "principleId": "be-agent-ready",
      "expectation": "contextual",
      "status": "incomplete",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed."
    },
    {
      "principleId": "be-memory-efficient",
      "expectation": "default",
      "status": "incomplete",
      "reason": "Attempted browser navigation was redirected by Redfin to https://ratelimited.redfin.com/, whose page states that its usage-behavior algorithm considers this client a robot. The target content and representative routes could not be accessed."
    }
  ],
  "paths": [
    {
      "id": "home-entry",
      "description": "Requested homepage recon, intended to discover representative archetypes; failed at Redfin anti-bot redirect before target content loaded. No additional paths were selected because recon could not inspect navigation, sitemap, primary flows, or templates.",
      "url": "https://www.redfin.com",
      "conditions": [
        "desktop viewport",
        "headless Chrome",
        "4-second wait"
      ],
      "result": "failed"
    }
  ],
  "findings": [],
  "taskList": [],
  "budget": {
    "pathCount": 1,
    "auditPasses": 1
  },
  "agent": "pi",
  "runId": "2026-07-27T11-59-33-610Z"
}