Top Sources Cited by AI Platforms
Which websites does AI platforms cite most often? This report breaks down top cited sources across AI answers, showing which domains earn the most visibility during the selected data period.
- Report Date: Jan 2026
- Data Period: Feb 2025 – Jan 2026
This chart shows the top sources cited by AI platforms during the selected data period. Use it to identify dominant domains, citation patterns, and opportunities to improve your AI visibility.
40%
Reddit's average citation frequency
68%
Citation share captured by top 15 domains
4
Major AI platforms analyzed for citations
Weeks
Citation patterns shift in, not years
Cross-Platform Analysis
A consolidated analysis across ChatGPT, Gemini, Claude, and Google AI Overviews reveals a radical concentration of source authority. Just 15 domains control 68% of all AI citations, far more concentrated than Google PageRank ever achieved. This concentration creates both opportunity and risk: dominating these sources guarantees visibility; absence means invisibility.
🔥 Universal Truth
Reddit is the #1 source across every major AI engine, cited at roughly 40% frequency across all LLMs combined. This single platform's dominance transcends all platform-specific preferences and represents the structural preference all AI systems have for authentic, community-driven content.
The Concentration Phenomenon: Unlike traditional SEO where search results distribute across thousands of domains, AI systems concentrate their citations in a remarkably small set of sources. Wikipedia, YouTube, Reddit, and a dozen others capture the overwhelming majority of all citations. This means source diversification is less important than source dominance, being in the top 15 matters exponentially more than being in the top 50.
Volatility Is The New Normal: ChatGPT’s Reddit citations collapsed from 60% to 10% in just six weeks (September 2025) following a single Google parameter change. This volatility is measured in weeks, not years. Citation strategies built on single platforms or sources are structurally fragile. Redundancy and breadth across multiple top-tier sources is now essential.
Platform Differentiation: While Reddit dominates universally, each platform shows distinct secondary preferences. ChatGPT heavily weights Wikipedia, Claude prioritizes legacy journalism, Perplexity emphasizes research sources, and Google AI Overviews leverage YouTube. Understanding these nuances is critical for comprehensive AI visibility strategy.
Top Sources Breakdown
1. Reddit
2. Wikipedia
12%
3. YouTube
11%
4. LinkedIn
8%
5. Google Properties
7%
8. News/Journalism
27%
9. Amazon
4%
How we collect this data
At Track My Visibility, we collect citation data by monitoring AI-generated answers across platforms like ChatGPT, Perplexity, Google AI Overviews, and other AI search tools. We analyze which domains are cited, how often they appear, and where your brand stands against competing sources.
Tracking Real UI
We monitor the actual user interfaces of ChatGPT, Gemini, Perplexity, Claude, and Google AI Overviews. We capture real citation data, ranking positions, and competitive visibility metrics.
Large-Scale Citation Analysis
We analyze citation data across AI-generated answers to understand which sources are trusted, how visibility changes, and what signals influence AI citation patterns.
Live competitor insights
See where your competitors are being cited, what content earns citations, and how your AI visibility stacks up. Daily updates keep you ahead of citation trends.