gosh.nhs.uk 71 B
🛡️ SEO 54 🤖 GEO 84 ⚡ Perf 62 🏗️ Arch 79

gosh.nhs.uk — Global SEODiff Score 71/100

gosh.nhs.uk
📊

With a solid 79/100 ACRI, gosh.nhs.uk is well-positioned for AI search — better than 91% of sites in the Radar. Within the healthcare vertical, this places gosh.nhs.uk above the industry average of 58 —, suggesting strong competitive positioning in AI search. Content is delivered server-side, meaning bots and AI agents can parse the full page without executing JavaScript. With a 2.2× bloat ratio, the page delivers its content without excessive boilerplate, giving AI systems a clean extraction path. Structured data coverage is solid at 2 blocks, covering core entities — expanding to include FAQ or Breadcrumb schemas could strengthen the profile further. The site maintains an open-door policy for AI crawlers — GPTBot, ClaudeBot, and other major agents are all allowed.

71
B — Global SEODiff Score
Comprehensive search visibility assessment
Strong foundations, but Traditional SEO (54) is your bottleneck.
🎯 Top Fix: Monitor weekly to catch regressions early
🔬 Automated SEODiff Assessment · Snapshot: Feb 26, 2026 · 📋 API
📈 ACRI Trend 3 snapshots
Feb 23 Feb 26
🔔 Recent AI Indexing Activity
No recent changes detected by adaptive crawler.
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🧮 Score Transparency — How is this calculated?
🛡️ Traditional SEO (25% weight)54 × 0.25 = 13.5
🤖 AI Readiness / GEO (40% weight)84 × 0.40 = 33.6
⚡ Performance (20% weight)62 × 0.20 = 12.4
🏗️ Architecture & Trust (15% weight)79 × 0.15 = 11.8
Weighted sum = 13.5 + 33.6 + 12.4 + 11.8
Global SEODiff Score = 71 (B)
📊 ACRI Sub-Scores (AI Readiness Detail)
100
Bot Access
avg 92
99
Rendering
avg 93
64
Structure
avg 36
44
Schema
avg 9
50
Tech Stack
avg 63
🔀
Visibility Delta: Google vs AI
Google (Tranco)
Top 9%
Rank #88321
Aligned
Gap
AI (ACRI)
Top 9%
Score 79/100

gosh.nhs.uk has balanced Google and AI visibility — both rank roughly in the same tier. ACRI measures technical crawler readiness. Read the methodology →

Why gosh.nhs.uk ranks here

Tech stackCustom / Proprietary
Industryhealthcare
RenderingSSR
Schema coverage2 blocks
Token bloat2.2×

Fastest improvements

  • You’re already in decent shape — the next moat is monitoring drift over time.
  • Create an llms.txt file so AI crawlers can discover your content structure without heavy crawling. Generate llms.txt →
  • Run a full entropy audit to find which DOM regions waste the most tokens. Run Entropy Audit →
🧪

JavaScript Rendering Check

We check what AI crawlers miss when they skip JavaScript execution.

Running headless browser to simulate AI extraction…
🛡️

Traditional SEO

54/100 25 % of Global Score 🟢 High Confidence

📝 Title Tag

59 chars
Good length

Optimal range: 30–60 characters for SERP display.

📋 Meta Description

264 chars
Too long

Optimal range: 120–160 characters for snippet control.

🔤 Heading Hierarchy

  • ✓ Exactly 1 <h1> tag — found 1
  • ✓ Has <h2> headings — found 15
  • ✓ <h2> not before <h1>

🔍 Indexability

  • ✓ Canonical tag present → https://www.gosh.nhs.uk/
  • ✓ No noindex directive
  • ✓ Meta viewport set
  • ✓ HTML lang attribute → en-GB
  • ✗ Hreflang tags
  • ✓ Googlebot allowed by robots.txt

🌐 Social / OpenGraph

  • ✓ og:title — Home
  • ✓ og:description — Great Ormond Street Hospital for Children (GOSH) is the top paediatric hospital in Europe.
  • ✓ og:image — preview
  • ✓ twitter:card — summary
📐 How the SEO Pillar score is calculated

SEO Pillar = Title (20 pts) + Meta Desc (20 pts) + Heading Hierarchy (20 pts) + Indexability (20 pts) + Social/OG (20 pts)

Each sub-score is derived from the checks above. Canonical tag, lang attribute, og:image, and a single H1 are the highest-impact items.

🤖

AI Readiness / GEO

84/100 40 % of Global Score 🟢 High Confidence

This pillar aggregates citation share, hallucination risk, bot access, schema health, and content extractability. The individual diagnostic sections below contribute to this score.

🔗

Citation Alternatives

Research
💡
Insight: In the healthcare sector, mackayaccountants.com (ACRI: 86) currently has stronger AI extractability. AI models tend to prefer sources with higher semantic structure and schema coverage. Domains with ACRI < 40 see 3.5× more hallucinations. Read the research →
gosh.nhs.uk
67
Your ACRI Score
86
Industry Peer ACRI
AI models prioritize pages with strong semantic structure and schema coverage. mackayaccountants.com has schema coverage of 4 blocks and uses Custom / Proprietary. Improve your score by implementing the remediation patches below.
📊 Side-by-Side Comparison →
🚨

Hallucination Risk

Research

Is AI lying about your brand? This panel measures how likely LLMs are to hallucinate facts when extracting information from your page.

Analyzing hallucination risk…

🤖 Bot Access Matrix

GPTBot (OpenAI)
Allowed
ClaudeBot (Anthropic)
Allowed
CCBot (Common Crawl)
Allowed
Google-Extended
Allowed
Googlebot
Allowed

👻 Rendering (Ghost Ratio) Docs

Ghost Ratio 5%
0% — Safe 50% 100% — Risk
Status Server-Side Rendered (Safe)
Rendering Type SSR

📊 Structure & Information Density Docs

Structure Grade 64/100 — Good
Structured Elements 100 elements (100 lists, 0 rows, 0 headers)
Total Words823
Raw Density12.1%

🏷️ Schema Health Docs

Organization Schema ✅ Present
Product / Service Schema ⚠️ Not Found
Total Schema Blocks2 block(s) — Basic (low value for AI)

Schema Coverage Map

1/7 schema types detected
✅ Organization
❌ Product/Service
❌ Breadcrumb
❌ FAQ
❌ Article
❌ WebSite
💡Product / Service schema missing. AI models don't know this is a SaaS product. Add Product or SoftwareApplication schema so AI understands what you offer and can surface pricing/features.
💡BreadcrumbList schema missing. AI cannot understand your site hierarchy or how pages relate to each other.
💡FAQ schema missing. Adding FAQPage schema lets AI models directly extract Q&A pairs for Featured Snippets and chatbot answers.
💡WebSite schema missing. Add WebSite + SearchAction so Google can generate a Sitelinks Search Box for your brand in AI results.

📐 AI Efficiency Metrics Docs

75
AI Extractability
Low
Crawl Cost
None
Blocklist Risk
Extractability75/100 — AI models can easily extract answers from this page
Crawl CostLow (30/100) — efficient for AI crawlers to process
Blocklist RiskNone — 0 of 5 AI crawlers blocked

Token Bloat Research

45%
🗑️ 55%
Useful Content (42.6 KB)Bloat (49.2 KB)
Token Bloat Ratio2.2× — Lean

Multimodal Readiness

Visual Context95% Optimized for Vision
Image Alt Coverage19 / 20 images have alt text

TDM Rights

TDM-Reservation HeaderNot set
X-Robots-Tag: noaiNot set

🔥 Structural Entropy Check Research

70 Entropy
Fair Token Bloat: Medium
Noise Ratio: 53.6% · SNR: 0.87 · Signal: 10897 / Noise: 12587 tokens

🔬 AI-Crawler Simulation

See your website the way AI crawlers do. CSS stripped, structure labeled, content chunked.

🌐
This is what humans see — styled, branded, visual.
Toggle to "AI Agent View" to see what GPTBot, ClaudeBot, and other AI crawlers actually extract from this page.
🤖

AI Answer Preview

NEW

See how AI models summarize your site. Left: your actual content. Right: what the LLM extracts and says about you.

Simulating AI extraction…

🔧 Tech Stack

AI-Readiness Score50/100
ServerHeroku
CDN
HTTP Status200
Load Time1684 ms
Raw HTML Size91.7 KB
Visible Text Size42.6 KB

Performance & Speed

62/100 20 % of Global Score 🟢 High Confidence

⏱️ Time to First Byte

1684 ms
Slow — bots may time out or deprioritise

Google considers <200 ms "good". AI crawlers may have even shorter timeouts.

📦 Page Weight

600
DOM nodes
92 KB
HTML payload
Lean page — fast for bots and users

🗄️ Cache & CDN

  • ✓ Cache-Control header → s-maxage=1800, stale-while-revalidate=30, public
  • ✗ CDN cache status
  • ✗ CDN detected

🔬 Tracker Tax

0
tracker scripts
0
third-party domains
0.0%
token overhead
Minimal tracker load — clean signal for bots
📐 How the Performance Pillar score is calculated

Perf Pillar = TTFB (35 pts) + Page Weight (25 pts) + Cache/CDN (20 pts) + Tracker Tax (20 pts)

TTFB <200 ms = full marks. DOM >3000 or payload >300 KB incurs heavy penalties. Tracker scripts beyond 5 reduce score.

🏗️

Architecture & Trust

79/100 15 % of Global Score 🟢 High Confidence

🗺️ Sitemap & Robots

  • ✗ Sitemap declared in robots.txt
  • ✓ Googlebot allowed
  • ✓ GPTBot allowed
  • ✓ ClaudeBot allowed

🔗 Linking

121
internal links
14
external links
Good internal linking — helps crawlers discover content

🔒 Security & Trust

  • ✓ HSTS header (Strict-Transport-Security)
  • ✗ Content-Security-Policy header
  • ✓ HTTP status 200 OK (got 200)

♿ Accessibility Signals

  • ✓ HTML lang attribute → en-GB
  • ✓ Meta viewport for mobile
  • ✓ Single H1 for screen readers
📐 How the Architecture Pillar score is calculated

Arch Pillar = Sitemap & Robots (30 pts) + Linking (25 pts) + Security (25 pts) + Accessibility (20 pts)

Having a valid sitemap, allowing AI bots, HSTS, and a good internal link count are the highest-impact items.

🏅 AI-Verified Trust Badge

Your site scores 67/100. Reach 80+ to unlock the green "AI-Verified" badge. Fix the issues below to improve your score.

AI-Verified badge for gosh.nhs.uk
Pending Audit — score below 80 threshold
<a href="https://seodiff.io/radar/domains/gosh.nhs.uk" rel="noopener"><img src="https://seodiff.io/api/v1/badge?domain=gosh.nhs.uk" alt="AI-Verified by SEODiff" width="280" height="52"></a>

💡 Paste in your site footer, GitHub README, or email signature. Badge updates automatically as your score changes.

� Deep Crawl Analysis 43 pages · Deep-10

Homepage ACRI
67
Single-page score
-4
Consistent readability
Δ delta
Site-Wide ACRI
63
Avg across 43 pages · Range 47–75
Topical Cohesion
21%
Topical Drift
TF-IDF cosine similarity
Total Words
24717
Avg Bloat
36.1×
Page Type ACRI Token Bloat Words Status
https://www.gosh.nhs.uk/wards-and-departments/departments/clinical-specialties/cystic-fibrosis-information-parents-and-visitors/services/physiotherapy-services/
Physiotherapy services | Great Ormond Street Hospital
product 75 15.5× 1197
https://www.gosh.nhs.uk/wards-and-departments/departments/clinical-specialties/cystic-fibrosis-information-parents-and-visitors/services/cystic-fibrosis-home-care-service/
Cystic fibrosis home care service | Great Ormond Street Hospital
pricing 75 17.1× 1044 💰 Pricing
https://www.gosh.nhs.uk/news/picture-research/
A picture of research | Great Ormond Street Hospital
other 75 15.3× 1133
https://www.gosh.nhs.uk/news/mildred-creak-safe-space-recovery/
Mildred Creak – A safe space for recovery | Great Ormond Street Hospital
pricing 75 15.1× 1132 💰 Pricing
https://www.gosh.nhs.uk/news/young-people-who-took-over-great-ormond-street-hospital/
The young people who took over Great Ormond Street Hospital | Great Ormond Street Hospital
other 75 17.3× 979
https://www.gosh.nhs.uk/news/organ-donation-week-olivia-s-story/
Organ Donation Week: Olivia’s story | Great Ormond Street Hospital
pricing 72 17.2× 975 💰 Pricing
https://www.gosh.nhs.uk/news/international-nurses-day-catching-our-chief-nurse-alison-robertson/
International Nurses Day: catching up with our Chief Nurse, Alison Robertson | Great Ormond Street Hospital
other 72 19.8× 847
https://www.gosh.nhs.uk/news/one-year-callum-s-story/
One Year On – Callum’s story | Great Ormond Street Hospital
other 72 18.3× 915
https://www.gosh.nhs.uk/patients-and-families/support-services/music-therapy/case-studies/
Case Studies | Great Ormond Street Hospital
pricing 67 23.0× 740 💰 Pricing
https://www.gosh.nhs.uk/news/boost-stem-cell-research-gosh/
Boost for stem cell research at GOSH | Great Ormond Street Hospital
pricing 67 29.0× 562 💰 Pricing
https://www.gosh.nhs.uk/news/random-acts-kindness/
Random Acts of Kindness | Great Ormond Street Hospital
other 67 25.0× 653
https://www.gosh.nhs.uk/news/jeremy-hunt-visits-staff-gosh-talk-patient-safety/
Jeremy Hunt visits staff at GOSH to talk patient safety | Great Ormond Street Hospital
other 67 28.7× 563
https://www.gosh.nhs.uk/news/happy-international-nurses-day/
Happy International Nurses Day! | Great Ormond Street Hospital
other 67 30.8× 526
https://www.gosh.nhs.uk/news/home-home-parents-gosh/
A home from home for parents at GOSH | Great Ormond Street Hospital
other 67 28.4× 571
https://www.gosh.nhs.uk/news/rbc-race-kids-back/
RBC Race for the Kids is back | Great Ormond Street Hospital
other 67 24.9× 652
https://www.gosh.nhs.uk/news/protein-responsible-rare-childhood-disorder-gives-clues-common-neurodegenerative-conditions-0/
Protein responsible for rare childhood disorder gives clues to common neurodegenerative conditions | Great Ormond Street Hospital
ecommerce 67 26.5× 618
https://www.gosh.nhs.uk/news/inspired-gosh-beths-story/
Inspired by GOSH – Beth's story | Great Ormond Street Hospital
other 67 20.8× 799
https://www.gosh.nhs.uk/news/100-year-old-tumours-pinpointing-genetic-causes-cancer/
The 100-year-old tumours pinpointing the genetic causes of cancer | Great Ormond Street Hospital
other 67 27.2× 603
https://www.gosh.nhs.uk/news/sir-michael-rake-appointed-chairman-great-ormond-street-hospital-children-nhs-foundation-trust/
Sir Michael Rake appointed Chairman of Great Ormond Street Hospital for Children NHS Foundation Trust | Great Ormond Street Hospital
trust 67 24.7× 663
https://www.gosh.nhs.uk/news/inside-clinical-research-facility/
Inside the Clinical Research Facility | Great Ormond Street Hospital
other 67 22.2× 744
Showing 20 of 43 pages. Unlock full subpage table →
📂
Health by Sub-Directory
Average ACRI and top issues aggregated by URL path prefix
Path Pages Avg ACRI Ghost % Bloat Top Issue
/news/ 36 63 0% 33.6× High JS Bloat
/wards-and-departments/ 6 61 0% 53.0× High JS Bloat
/patients-and-families/ 1 67 0% 23.0× High JS Bloat
🔗
Outbound External Citations
0 unique external domains cited across 43 pages
newsweek.com ×43
accessable.co.uk ×43
youtube.com ×43
facebook.com ×43
goshdrive.com ×43
instagram.com ×43
gosh.com.kw ×43
linkedin.com ×43
🔄 Re-Crawl & Update 📡 Track this Domain

Scores update automatically each month. Create a free account for on-demand re-crawls (3/month free).

🔌 API Access

Pull this data programmatically. All sub-page metrics are available via our public API.

curl https://seodiff.io/api/v1/deep10/domain/gosh.nhs.uk

Get your free API key — 100 requests/month included.

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📊 Semantic Share of Voice

How often would an AI cite gosh.nhs.uk when users ask about topics in this domain's niche? We run entity queries through our 188k-page search index and measure citation probability.

Analyzing citation landscape…

🩹

Remediation Patches

COPY-PASTE

Auto-generated code fixes tailored to gosh.nhs.uk. Copy and paste these into your codebase to improve AI visibility. These patches are mathematically proven to increase extraction accuracy →

Add WebSite + SearchAction JSON-LD
High Impact ⏱ 5 min
Enables the Sitelinks Search Box in Google and allows AI to understand your site structure.
html
<script type="application/ld+json">
{
  "@context": "https://schema.org",
  "@type": "WebSite",
  "name": "Nhs",
  "url": "https://gosh.nhs.uk",
  "potentialAction": {
    "@type": "SearchAction",
    "target": "https://gosh.nhs.uk/search?q={search_term_string}",
    "query-input": "required name=search_term_string"
  }
}
</script>
Add FAQ Schema
Medium Impact ⏱ 10 min
FAQ schema lets AI models directly extract Q&A pairs. This is the easiest way to get featured in AI responses.
html
<script type="application/ld+json">
{
  "@context": "https://schema.org",
  "@type": "FAQPage",
  "mainEntity": [
    {
      "@type": "Question",
      "name": "What is Nhs?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Add your answer here — describe what Nhs does in 1-2 sentences."
      }
    },
    {
      "@type": "Question",
      "name": "How does Nhs work?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Explain the key features and how users interact with Nhs."
      }
    }
  ]
}
</script>
📈

Projected Impact

ROI EST.

If you apply the patches above, here's the estimated improvement for gosh.nhs.uk:

Current Score
79
Projected Score
86
Improvement
+7 pts
Add WebSite schema +4 pts
Add FAQ schema +3 pts

*Estimates based on SEODiff's scoring model. Actual results depend on implementation quality.

📋 Data Export

Download scores and metadata for audits, client reports, or CI/CD pipelines. Exports contain computed metrics only (no copyrighted content).

All data is generated automatically and updated with each crawl. JSON exports contain scores and metadata only (no copyrighted content).

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🧭 Self-Diffing (Private Layer)

For owned domains, combine this world snapshot with private drift + regression history.
Template Drift
Track in My Site
Drift → Traffic Impact
In development coming soon
Regression Incidents
Track in My Site
Internal Linking
Deep Audit graph
Semantic Structure
GEO view in Deep Audit
Content Quality
Thin/duplicate tracking

🕒 History

Score over timeAvailable in My Site history
Drift eventsTemplate timeline + incidents
Drift → Revenue AttributionComing soon
Schema/rendering/extractability changesTracked per scan in project history