B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
33.75%
33.75% -- zero click rate for Keywords with AI Overview (Semrush/Datos) (2025-05)
Keywords that gained an AI Overview between May and October 2025 had an initial zero-click rate of 33.75% in May 2025.
- Represents the baseline zero-click rate in May 2025 before terms gained an AI Overview by October 2025
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
33.75%
Unit
Percentage
Data Vintage
2025-05
Entity
Sample Size
200,000
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
95
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Semrush
Primary
Tier A
https://seohandbook.co.uk/search-surfaces/zero-click-search/ ↗
Source Article
Zero-Click Search | The SEO Handbook
Zero-Click Search
Last updated
Zero-click search is a session where a user’s query is answered within the results page itself, with no visit to an external site. The query happens; the answer arrives. The site that provided the answer earns SERP presence but no click.
This is not a flaw in Google’s …
Original Research
Semrush
· Original study ↗
Methodology
Keyword-level tracking of 200,000 keywords with Datos, May-October 2025
Methodology documented
Trend Over Time
| Period | Value | Change |
|---|---|---|
| 2025-05 (current) | 33.75% | |
| 2025-10 | 31.53% | -6.6% |
Segmentation
Industrymarketing
Cite this stat
Plain Text
Keywords with AI Overview (Semrush/Datos): 33.75% zero click rate. Source: Semrush (2025-05). Via Lighthouse Intelligence -- https://lighthousedata.io/data/semrush-zero-click-aio-before
HTML Embed
<blockquote cite="https://lighthousedata.io/data/semrush-zero-click-aio-before" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>33.75%</strong> -- zero click rate for Keywords with AI Overview (Semrush/Datos)<br><small>Source: Semrush (2025-05) · <a href="https://lighthousedata.io/data/semrush-zero-click-aio-before" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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