Claude vs Perplexity: who uses which
Customers, public proof and the companies that use both.
On usedby, 73 companies use Claude and 26 use Perplexity. 2 companies use both, including Bridgewater and Snowflake. Claude leads among the Artificial Intelligence companies on usedby that use either tool, Perplexity among the Fintech & Payments companies.Latest check Oct 8, 2026: 64 of 99 public lines checked. Counts include every proof level, job-post signals included. Companies named on both have a confirmed or observed line on each side.
Who uses Claude, Perplexity, or both
Every company with a public proof for at least one of the two tools.
71
use only Claude
2
companies use both
24
use only Perplexity
71 companies use only Claude, 24 use only Perplexity and 2 use both, out of the 97 companies on usedby that use at least one of them.
Where it lands
Newest customers
No new customer since tracking started on October 2, 2026.
Where it lands
Newest customers
We have not started tracking changes for Perplexity yet.
Who uses both
Companies with a confirmed or observed line on both tools.
| Company | First public proof, Claude |
|---|---|
 Bridgewater | — |
 Snowflake | On or before Sep 2025 |
By industry
Which tool the companies on usedby use, by industry. Shares of the companies on usedby that use Claude, Perplexity or both: a share of the companies on usedby, not of the market.
Claude onlyBothPerplexity only
More common with Claude
- Artificial Intelligence5 of the 8 Artificial Intelligence companies on usedby that use either tool use Claude.
- DevTools & Infrastructure6 of the 7 DevTools & Infrastructure companies on usedby that use either tool use Claude.
- Legal & Compliance4 of the 6 Legal & Compliance companies on usedby that use either tool use Claude.
More common with Perplexity
- Fintech & Payments5 of the 9 Fintech & Payments companies on usedby that use either tool use Perplexity.
- Investment & VC4 of the 5 Investment & VC companies on usedby that use either tool use Perplexity, 1 of them alongside Claude.
Source: confirmed and observed usedby lines. Job-post signals, the weakest proof level, are left out of these shares.
Side by side
Facts from our data and from each vendor's public pages. Each line says where it comes from.
ClaudePerplexityWhat customers report
Results as the vendor or the customer published them, with the source and the date.
Questions about Claude and Perplexity
Which is used more, Claude or Perplexity?
Claude has more customers on usedby: 73 against 26 for Perplexity. Claude leads among the Artificial Intelligence companies on usedby that use either tool, Perplexity among the Fintech & Payments companies.
Do companies use both Claude and Perplexity?
Yes. 2 companies use both on usedby, including Bridgewater and Snowflake.
Who uses Claude?
73 companies on usedby, each with the public page that shows it. See who uses Claude.
Who uses Perplexity?
26 companies on usedby, each with the public page that shows it. See who uses Perplexity.
How does usedby count customers?
A company counts when a public page shows it: a vendor's customer page, a case study, a press release or a job post, most saved with a dated capture. Every line is a customer, at one of three proof levels: confirmed, observed or signal (a job post, the weakest). A company is named as using both tools when its lines on both are confirmed or observed.