B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
5%
5% -- ai chatbot market share for Gemini (2026)
Gemini held a 5% AI chatbot market share prior to growing to 21% year-over-year.
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
5%
Unit
Percentage
Data Vintage
2026
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
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
60
Freshness
95
Source
Search Engine Journal
Primary
Tier C
https://thepromptinsider.com/news/chatgpt-just-opened-ads-to-everyone-heres-what-it-means-for-your-a… ↗
Source Article
ChatGPT Opened Ads to Everyone. Here’s What It Means for AEO
Quick Summary
- OpenAI launched ChatGPT advertising on February 9, 2026, and self-serve ad tools are rolling out in April 2026.
- The pilot crossed $100 million in annualized revenue within six weeks, with 600+ advertisers already running campaigns.
- Paid placements and organic AI citations now coe…
Original Research
Search Engine Journal
· Original study ↗
Methodology
Growth from 5% to 21% YoY, per Search Engine Journal
Methodology documented
Trend Over Time
| Period | Value | Change |
|---|---|---|
| 2026 (current) | 5% | |
| 2026 (current) | 4.68% | -6.4% |
Segmentation
Industrymarketing
Cite this stat
Plain Text
Gemini: 5% ai chatbot market share. Source: Search Engine Journal (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/gemini-market-share-growth
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<blockquote cite="https://lighthousedata.io/data/gemini-market-share-growth" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>5%</strong> -- ai chatbot market share for Gemini<br><small>Source: Search Engine Journal (2026) · <a href="https://lighthousedata.io/data/gemini-market-share-growth" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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