Google AI Overview Citation Share - April 2026
Klaas FoppenThe Most Cited Domains on
AI Overviews in April 2026
Based on prompts and citations tracked from Apr 1 - Apr 30, 2026. Citations are tracked from search responses using Google AI Overviews (inline/side panel).
What this means for you
April's hierarchy is clear: YouTube leads at 3.77%, Reddit follows at 2.25%, and LinkedIn posts its strongest showing of the year at 0.92%, ahead of Facebook (0.78%) and even google.com itself (0.61%). Since AI Overviews inherit Google Search's trust signals, this is a snapshot of which platforms Google considers most quotable right now.
It's a strikingly different profile from ChatGPT's citation mix: video and professional networks rank high, and no single domain comes close to dominating. Everything after the top five sits below 0.5%; much of the AI Overview real estate is still decided in the long tail.
How to act on it
- For B2B brands, LinkedIn deserves a dedicated push this month: at 0.92% it out-cites Facebook (0.78%) and google.com (0.61%). Publishing substantive posts and company-page content there is a direct route into AI Overview citations for professional queries.
- Pair every important landing page with a matching YouTube video and an eye on relevant Reddit threads. Together those two platforms hold over 6% of all citations, more than the next ten domains combined.
- Keep perspective on the absolute numbers: 16 of the web's biggest brands together account for under 11% of citations. Roughly nine out of ten AI Overview citations go elsewhere, often to well-ranked niche pages like yours.
AI Overview Citation Share
March vs April 2026
Side-by-side comparison of citation share for the top domains on Google AI Overview between March and April 2026.
What this means for you
After March's across-the-board surge, April was a month of consolidation. Reddit was the clearest winner, climbing from 1.98% to 2.25% (up 14%) for its third straight monthly gain, while YouTube plateaued at the top (3.69% to 3.77%). The notable loser was google.com, which gave back a third of its share, falling from 0.89% to 0.61%. LinkedIn kept grinding upward (0.85% to 0.92%), and nearly everything else moved less than 0.05 points, a reminder that most month-to-month movement happens among a handful of domains while the rest of the chart holds steady.
How to act on it
- Reddit's steady climb (1.65% in February, 1.98% in March, 2.25% in April) is a trend, not a blip. Audit how your brand and category are discussed in relevant subreddits and contribute genuinely useful answers where you can.
- Don't overreact to single-month swings like google.com's drop: distinguish trend from noise by tracking your own citation share across at least two to three months before reallocating budget.
- Use quiet months like this to build: when the leaderboard is stable, gains come from publishing new citable content (original data, comparisons, how-tos) rather than from rivals losing ground.
How we collect this data
We collect millions of prompt responses, citations, and click data from the actual user interfaces of major AI platforms: over 26 billion data points and growing. This gives us one of the largest datasets on how AI search engines cite sources and recommend brands.
Real UI monitoring
Data straight from the interfaces of ChatGPT, Gemini, Perplexity, Claude, AI Overviews, and more.
26B+ data points
Over 26 billion analyzed citations, prompts, and responses, one of the largest AI search datasets available.
Continuously updated
Refreshed constantly so the trends you see reflect the latest behavior of AI search engines.
Aggregated & public
Published freely for the GEO community, based on aggregated, non-identifiable trends.
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