B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
85%
85% -- local language citation rate for Google AI Overview (2026-03)
Google AI Overview cites local sources 85% of the time on average when the query itself is in that language.
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
85%
Unit
Percentage
Data Vintage
2026-03
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
Temso.ai
Primary
Tier B
https://rctrl.com/blog/international-aeo-chatgpt-non-english-queries ↗
Source Article
International AEO: Non-English AI Citations Playbook
Over half of active ChatGPT consumer users now primarily speak a language other than English. That is OpenAI's own Signals program data. The top three non-English languages are Spanish, Portuguese, and Arabic. The fastest-growing user languages inside ChatGPT are Uzbek, Kazakh, and Burmese. AI searc…
Original Research
Temso.ai
· Original study ↗
Methodology
Temso.ai March 2026 study of 3.25 billion citations across seven AI models and 14 countries
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Google AI Overview: 85% local language citation rate. Source: Temso.ai (2026-03). Via Lighthouse Intelligence -- https://lighthousedata.io/data/temso-citation-study-2026
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<blockquote cite="https://lighthousedata.io/data/temso-citation-study-2026" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>85%</strong> -- local language citation rate for Google AI Overview<br><small>Source: Temso.ai (2026-03) · <a href="https://lighthousedata.io/data/temso-citation-study-2026" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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