B
Evidence Grade B
Graded
under review
Safe to Cite
Recent
1.3%
1.3% -- search usage share for ChatGPT (2025-03)
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
1.3%
Unit
Percentage
Data Vintage
2025-03
Entity
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
Wells Fargo / SimilarWeb
Primary
Tier B
https://www.lovedby.ai/best-geo-plugins-wordpress-2026 ↗
Source Article
Best GEO & AEO Plugins for WordPress 2026 (Tested)
In 2026, there are two internets: one for humans (visual) and one for machines (data).
If you are still optimizing exclusively for the ten blue links, you are underserving the fastest-growing traffic source on the web: AI-generated answers in ChatGPT (SearchGPT), Perplexity, Google Gemini, and Claud…
Original Research
Wells Fargo / SimilarWeb
· Original study ↗
Methodology
Cited from Wells Fargo/SimilarWeb data via vendor blog; range Jan 2024 (1.3%) to Mar 2025 (6.2%)
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
ChatGPT: 1.3% search usage share. Source: Wells Fargo / SimilarWeb (2025-03). Via Lighthouse Intelligence -- https://lighthousedata.io/data/chatgpt-usage-share-growth-2025
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<blockquote cite="https://lighthousedata.io/data/chatgpt-usage-share-growth-2025" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>1.3%</strong> -- search usage share for ChatGPT<br><small>Source: Wells Fargo / SimilarWeb (2025-03) · <a href="https://lighthousedata.io/data/chatgpt-usage-share-growth-2025" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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