B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
3,000
3,000 -- identical prompts tested for ChatGPT, Claude, Google AI (2026)
A consistency study covered by Search Engine Land ran nearly 3,000 identical prompts across ChatGPT, Claude, and Google AI.
- The source states 'nearly 3,000' rather than an exact 3,000
Attribution:
View source
Lighthouse Research Team
Last verified:
·
How we verify data →
Source verified
Evidence graded
Value
3,000
Unit
Count
Data Vintage
2026
Entity
Sample Size
3,000
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Search Engine Land (covered study)
Primary
Tier B
https://yolando.com/blog/ai-visibility-metrics ↗
Source Article
Yolando | The six metrics that replace traditional SEO dashboards in the age of AI search
If you lead a marketing team, the search metrics you track probably still revolve around keyword rankings and click-through rates. Unfortunately, those metrics measure a channel that is shrinking.
Gartner predicted that traditional search engine volume would decline 25% by 2026 as buyers shift to co…
Original Research
Search Engine Land (covered study)
· Original study ↗
Methodology
Consistency study covered by Search Engine Land
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
ChatGPT, Claude, Google AI: 3,000 identical prompts tested. Source: Search Engine Land (covered study) (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/llm-consistency-study-3000-prompts
HTML Embed
<blockquote cite="https://lighthousedata.io/data/llm-consistency-study-3000-prompts" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>3,000</strong> -- identical prompts tested for ChatGPT, Claude, Google AI<br><small>Source: Search Engine Land (covered study) (2026) · <a href="https://lighthousedata.io/data/llm-consistency-study-3000-prompts" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
Share
Use this data in your work
Copy the citation, embed the widget, or explore thousands more verified marketing statistics -- all free.