Fact · Voice privacy and security
58.2percent
Cyberhaven reports that 58.2 percent of Claude usage happens through personal accounts.
Checked against its source on October 17, 2026
In the source's own words
“32.3 percent of ChatGPT usage happens through personal accounts 24.9 percent for Gemini 58.2 percent for Claude 60.9 percent for Perplexity”
AI Data Security Risks: 39.7% of AI Use Involves Sensitive Data, Cyberhaven, undated, Section on personal accounts.
Open the original- What it measures
- The same comparison as the ChatGPT figure, in the same section.
- What it does not show
- Vendor data with no sample size or collection period in the text we read.