Comparative analysis — 553 prompts analyzed
ChatGPT vs Perplexity vs Google AI
How the 3 AIs cite sources — number of references, response rate, and favorite domains. Real data extracted from our multi-provider analyses.
Average sources per response
Average number of sources cited in each response
Response rate
Percentage of prompts with a usable response
Perplexity
Top cited domains
ChatGPT
Top cited domains
Google AI
Top cited domains
Comparison table
Metrics side by side
Synthetic view of each provider on key metrics: source volume, reliability and coverage.
| Metric | Perplexity | ChatGPT | Google AI |
|---|---|---|---|
| Avg sources / response | 10.2 | 4.5 | 2.4 |
| Response rate | 92% | 94% | 79% |
| Responses analyzed | 553 | 553 | 553 |
| Most cited domain | robot-speed.com | openstreetmap.org | tripadvisor.fr |
Key insights
perplexity cites 4x more sources than google_ai on average.
chatgpt has the best response rate — it responds most often with usable content.
Total questions analyzed across all verticals tracked by our index.
Data & Reports
AI Bot Activity
34,000+ AI bot visits recorded. GPTBot, ClaudeBot, PerplexityBot — who crawls what, and how often.
Swiss AEO Index
How AI recommends Switzerland. Tourism, insurance, watchmaking, gastronomy — hundreds of questions analyzed, dozens of brands and destinations tracked.
Swiss AEO Report
Complete analysis: top domains per sector, key insights, methodology. The reference report on AI visibility in Switzerland.
Is your site cited by AI?
Discover for free if ChatGPT, Perplexity and Google AI recommend your site — or only your competitors.
Free — no credit card required