unison.org.uk 74 B
🛡️ SEO 67 🤖 GEO 76 ⚡ Perf 74 🏗️ Arch 78

unison.org.uk — Global SEODiff Score 74/100

unison.org.uk
📊

unison.org.uk shows strong AI visibility with an ACRI of 81/100, outperforming 95% of indexed domains. In the healthcare sector, unison.org.uk outperforms the average (57), suggesting strong competitive positioning in AI search. Server-side rendering keeps the ghost ratio near zero, giving AI systems direct access to all visible content. A 14.9× bloat ratio is typical for sites in this tech tier — not wasteful, but streamlining could further boost extractability. Minimal structured data (1 block) limits the site's ability to communicate entity relationships to AI systems. All major AI bot user-agents (GPTBot, ClaudeBot, CCBot, Google-Extended) are permitted by robots.txt, ensuring broad AI crawler access.

74
B — Global SEODiff Score
Comprehensive search visibility assessment
Strong foundations, but Traditional SEO (67) is your bottleneck.
🎯 Top Fix: Add HSTS header → +2 pts
🔬 Automated SEODiff Assessment · Snapshot: Mar 21, 2026 · 📋 API
📈 ACRI Trend 4 snapshots
Mar 6 Mar 21
🔔 Recent AI Indexing Activity
No recent changes detected by adaptive crawler.
Does your site score higher than unison.org.uk?
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🧮 Score Transparency — How is this calculated?
🛡️ Traditional SEO (25% weight)67 × 0.25 = 16.8
🤖 AI Readiness / GEO (40% weight)76 × 0.40 = 30.4
⚡ Performance (20% weight)74 × 0.20 = 14.8
🏗️ Architecture & Trust (15% weight)78 × 0.15 = 11.7
Weighted sum = 16.8 + 30.4 + 14.8 + 11.7
Global SEODiff Score = 74 (B)
📊 ACRI Sub-Scores (AI Readiness Detail)
100
Bot Access
avg 92
100
Rendering
avg 93
86
Structure
avg 35
2
Schema
avg 9
85
Tech Stack
avg 63
🔀
Visibility Delta: Google vs AI
Google (Tranco)
Top 10%
Rank #95442
Aligned
Gap
AI (ACRI)
Top 5%
Score 81/100

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

Why unison.org.uk ranks here

Tech stackWordPress
Industryhealthcare
RenderingSSR
Schema coverage1 blocks
Token bloat14.9×

Fastest improvements

  • Reduce token bloat (navigation/footer/code) so agents reach your main content faster (see Token Bloat).
  • 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

67/100 25 % of Global Score 🟢 High Confidence

📝 Title Tag

33 chars
Good length

Optimal range: 30–60 characters for SERP display.

📋 Meta Description

156 chars
Good length

Optimal range: 120–160 characters for snippet control.

🔤 Heading Hierarchy

  • ✓ Exactly 1 <h1> tag — found 1
  • ✓ Has <h2> headings — found 13
  • ✓ <h2> not before <h1>

🔍 Indexability

  • ✓ Canonical tag present → https://www.unison.org.uk/
  • ✓ No noindex directive
  • ✓ Meta viewport set
  • ✓ HTML lang attribute → en-US
  • ➖ Hreflang tags — N/A (single language site)
  • ✓ Googlebot allowed by robots.txt

🌐 Social / OpenGraph

  • ✓ og:title — UNISON - the public service union
  • ✓ og:description — UNISON is one of the UK’s largest trade unions, with 1.3 million members. We represent staff who provide public services in the public and private sector.
  • ✗ og:image
  • ✓ twitter:card — summary_large_image
📐 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

76/100 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, hairdresserfind.com.au (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 →
unison.org.uk
65
Your ACRI Score
86
Industry Peer ACRI
AI models prioritize pages with strong semantic structure and schema coverage. hairdresserfind.com.au 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 0%
0% — Safe 50% 100% — Risk
Status Server-Side Rendered (Safe)
Rendering Type SSR

📊 Structure & Information Density Docs

Structure Grade 86/100 — Excellent
Structured Elements 123 elements (123 lists, 0 rows, 0 headers)
Total Words552
Raw Density22.3%

🏷️ Schema Health Docs

Organization Schema ❌ Missing
Product / Service Schema ⚠️ Not Found
Total Schema Blocks1 block(s) — Basic (low value for AI)

Schema Coverage Map

2/7 schema types detected
❌ Organization
❌ Product/Service
✅ Breadcrumb
❌ FAQ
❌ Article
✅ WebSite
💡Organization schema missing. AI models cannot identify your brand entity. Without it, your brand won't appear in Knowledge Panels or be associated with your content.
💡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.
💡FAQ schema missing. Adding FAQPage schema lets AI models directly extract Q&A pairs for Featured Snippets and chatbot answers.

📐 AI Efficiency Metrics Docs

58
AI Extractability
Low
Crawl Cost
None
Blocklist Risk
Extractability58/100 — AI models can partially 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

6%
🗑️ 94%
Useful Content (6.6 KB)Bloat (91.3 KB)
Token Bloat Ratio14.9× — Normal

Multimodal Readiness

Visual Context71% Optimized for Vision
Image Alt Coverage5 / 7 images have alt text

TDM Rights

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

🔥 Structural Entropy Check Research

0 Entropy
Poor Token Bloat: High
Noise Ratio: 93.3% · SNR: 0.07 · Signal: 1684 / Noise: 23378 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…
🧠

The LLM Interpretation

AI-VERIFIED

SEODiff AI analyzed the extracted content of unison.org.uk and produced this structured business intelligence. Fields marked SEMANTIC VOID indicate information the AI could not find — a critical gap in your site’s machine-readability.

Core Offering
UNISON is the UK’s largest trade union, representing over 1.3 million members across various public services and utilities, providing support,
Target Audience
Union members, trade union representatives, public sector employees, activists, and individuals seeking union representation.
Pricing Model
Not applicable – a membership-based organization.
🏆 Competitive Moat
Large membership base and established advocacy network providing significant influence within the public sector.
📊 Content Depth
5/10
⚡ Key Pain Points
• Limited online accessibility for some services
• Complex navigation for finding local branches and resources
Analyzed by SEODiff AI · 2026-03-05

🔧 Tech Stack

FrameworkWordPress
AI-Readiness Score85/100
Servernginx/1.20.2
CDN
HTTP Status200
Load Time624 ms
Raw HTML Size97.9 KB
Visible Text Size6.6 KB

Performance & Speed

74/100 20 % of Global Score 🟢 High Confidence

⏱️ Time to First Byte

624 ms
Slow — bots may time out or deprioritise

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

📦 Page Weight

613
DOM nodes
98 KB
HTML payload
Lean page — fast for bots and users

🗄️ Cache & CDN

  • ✓ Cache-Control header → max-age=187, must-revalidate
  • ✗ 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

78/100 15 % of Global Score 🟢 High Confidence

🗺️ Sitemap & Robots

  • ✓ Sitemap declared in robots.txt → https://www.unison.org.uk/sitemap_index.xml
  • ✓ Googlebot allowed
  • ✓ GPTBot allowed
  • ✓ ClaudeBot allowed

🔗 Linking

121
internal links
16
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-US
  • ✓ 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 65/100. Reach 80+ to unlock the green "AI-Verified" badge. Fix the issues below to improve your score.

AI-Verified badge for unison.org.uk
Pending Audit — score below 80 threshold
<a href="https://seodiff.io/radar/domains/unison.org.uk" rel="noopener"><img src="https://seodiff.io/api/v1/badge?domain=unison.org.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 44 pages · Deep-10

Homepage ACRI
65
Single-page score
-10
Moderate hidden bloat
Δ delta
Site-Wide ACRI
56
Avg across 44 pages · Range 0–72
Topical Cohesion
22%
Topical Drift
TF-IDF cosine similarity
Total Words
31488
Avg Bloat
22.1×
Page Type ACRI Token Bloat Words Status
https://www.unison.org.uk/news/article/2012/11/unison-challenges-councils-to-embrace-ethical-care-charter/
UNISON challenges councils to embrace Ethical Care Charter - UNISON National
blog 72 17.7× 1283
https://www.unison.org.uk/news/article/2012/11/government-sleepwalking-into-library-crisis-warns-unison/
Government sleepwalking into library crisis, warns UNISON - UNISON National
pricing 72 14.7× 1550 💰 Pricing
https://www.unison.org.uk/news/article/2012/10/people-before-profits-unisons-hard-hitting-new-advertising-campaign/
UNISON launches hard-hitting new ad campaign - UNISON National
pricing 72 19.5× 1229 💰 Pricing
https://www.unison.org.uk/news/article/2012/11/make-minimum-wage-the-living-wage-unison/
Make the minimum wage the living wage, says UNISON - UNISON National
blog 72 15.3× 1338
https://www.unison.org.uk/news/article/2012/10/council-tax-freeze-will-create-budget-black-hole-warns-unison/
Council tax freeze will create budget 'black hole', warns UNISON - UNISON National
blog 72 18.6× 1206
https://www.unison.org.uk/news/article/2012/10/unison-calls-for-inquiry-as-another-pfi-hospital-runs-out-of-cash/
UNISON calls for inquiry as another PFI hospital runs out of cash - UNISON National
pricing 72 17.1× 1259 💰 Pricing
https://www.unison.org.uk/news/article/2012/10/pcc-candidates-must-come-clean-on-privatisation-unison/
PCC candidates must 'come clean' on privatisation, says UNISON - UNISON National
pricing 67 25.5× 768 💰 Pricing
https://www.unison.org.uk/news/article/2013/03/unison-debtline-red-hot-in-2012/
More members turn to UNISON for help with debt - UNISON National
pricing 67 22.7× 915 💰 Pricing
https://www.unison.org.uk/news/article/2013/03/treasury-cash-grab-on-pensions-unison-warning/
Government plan is a cash grab on pensions, warns UNISON - UNISON National
pricing 67 20.8× 1038 💰 Pricing
https://www.unison.org.uk/news/article/2012/10/council-transition-grant/
UNISON slates council transition grant - UNISON National
blog 67 21.3× 998
https://www.unison.org.uk/news/article/2012/10/pension-funded-house-building-scheme-would-expect-legal-challenge-unison/
Pension-funded house building might face legal challenge - UNISON National
pricing 67 24.8× 890 💰 Pricing
https://www.unison.org.uk/news/article/2012/11/trading-standards-cuts-putting-young-at-risk-this-bonfire-night-unison/
Cuts put young people at risk on bonfire night, says UNISON - UNISON National
blog 67 20.1× 1098
https://www.unison.org.uk/news/article/2012/11/library-closures-report/
UNISON calls for action to stop library closures - UNISON National
blog 67 22.8× 962
https://www.unison.org.uk/news/article/2012/11/hinchingbrooke-hospital-still-a-dangerous-experiment-warns-unison/
Hinchingbrooke Hospital still a dangerous experiment, warns UNISON - UNISON National
blog 67 24.4× 861
https://www.unison.org.uk/news/article/2012/11/save-policing-from-privatisation-and-cuts-vote-in-pcc-elections-this-thursday/
Save policing from privatisation: vote in PCC elections - UNISON National
blog 67 25.0× 804
https://www.unison.org.uk/news/article/2012/10/dont-waste-your-chance-to-save-police-services/
Vote to keep policing public, says UNISON - UNISON National
blog 67 24.3× 825
https://www.unison.org.uk/news/article/2012/11/reform-writes-wrong-prescription-for-nhs-pay/
Reform writes wrong prescription for NHS pay, says UNISON - UNISON National
pricing 67 23.4× 901 💰 Pricing
https://www.unison.org.uk/news/article/2012/11/social-housing-pension-scheme-changes-will-leave-pensions-at-rock-bottom/
UNISON criticises changes to Social Housing Pension Scheme - UNISON National
blog 67 25.0× 791
https://www.unison.org.uk/news/article/2013/03/new-share-owner-group-will-ensure-union-values-are-reflected-at-company-agms-3/
Figures show scale of failing by Chancellor, says Dave Prentis - UNISON National
pricing 64 32.7× 601 💰 Pricing
https://www.unison.org.uk/news/article/2012/11/job-losses-figures-unison-response/
UNISON says there can be no complacency on jobless figures - UNISON National
blog 64 34.2× 568
Showing 20 of 44 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/ 34 66 0% 25.8× High JS Bloat
/about/ 1 64 0% 28.6× High JS Bloat
/features/ 1 64 0% 26.2× High JS Bloat
/contact/ 1 64 0% 40.2× High JS Bloat
/products/ 1 0 0% 0.0× Low AI Readiness
/pricing/ 1 0 0% 0.0× Low AI Readiness
/blog/ 1 0 0% 0.0× Low AI Readiness
/case-studies/ 1 0 0% 0.0× Low AI Readiness
/docs/ 1 0 0% 0.0× Low AI Readiness
/faq/ 1 0 0% 0.0× Low AI Readiness
/integrations/ 1 0 0% 0.0× Low AI Readiness
🔗
Outbound External Citations
0 unique external domains cited across 44 pages
cymru-wales.unison.org.uk ×37
unison-yorks.org.uk ×37
benefits.unison.org.uk ×37
southeast.unison.org.uk ×37
youtube.com ×37
unisonsouthwest.org.uk ×37
starsinourschools.uk ×37
london.unison.org.uk ×37
🔄 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/unison.org.uk

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

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📊 Semantic Share of Voice

How often would an AI cite unison.org.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 unison.org.uk. Copy and paste these into your codebase to improve AI visibility. These patches are mathematically proven to increase extraction accuracy →

Add Organization JSON-LD
High Impact ⏱ 5 min
AI models cannot identify your brand entity without Organization schema. This is the #1 fix for AI visibility.
html
<script type="application/ld+json">
{
  "@context": "https://schema.org",
  "@type": "Organization",
  "name": "Org",
  "url": "https://unison.org.uk",
  "logo": "https://www.unison.org.uk/content/themes/unison/assets/images/favicons/apple-touch-icon-57x57.png",
  "sameAs": []
}
</script>
Reduce Token Bloat
Medium Impact ⏱ 1–2 hrs
Only 6% of your HTML is useful content. AI crawlers waste context window tokens on bloat.
html
<!-- Move inline CSS to external stylesheets -->
<link rel="stylesheet" href="/css/main.css">

<!-- Move inline scripts to external files with defer -->
<script src="/js/app.js" defer></script>

<!-- Remove duplicate navigation blocks -->
<!-- Keep only ONE <nav> in the <header> -->

<!-- Ensure <main> wraps your primary content -->
<main>
  <!-- Your content here — this is what AI sees first -->
</main>
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 Org?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Add your answer here — describe what Org does in 1-2 sentences."
      }
    },
    {
      "@type": "Question",
      "name": "How does Org work?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Explain the key features and how users interact with Org."
      }
    }
  ]
}
</script>
📈

Projected Impact

ROI EST.

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

Current Score
81
Projected Score
95
Improvement
+14 pts
Add Organization schema +6 pts
Reduce token bloat +5 pts
Add FAQ schema +3 pts

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

📋 Data Export

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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
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