Does Fiuto use Anthropic?
Probably
We hold good evidence for this, but not the strongest kind.
- The company's privacy policy names it as a processor, controller or partner.
How we know
About Fiuto
Fiuto is a user research tool that builds studies around a product and runs them with AI respondents and real users. It serves freelancers, solo founders, product managers, and teams who need to test products and gather findings.
Summarized from its homepage on 10 Nov 2026.
What else Fiuto uses
Fiuto has evidence for 12 vendors. The strongest:
Cloudflare
Google Workspace
Figma
Google
PostHog
Resend
Stripe
Supabase
Loom
Other companies using Anthropic
Check any company's vendors in seconds
See Fiuto's full stack with a source for every vendor, and ask the same question about any company from the API, Claude or your browser.
- Every company and vendor, with its public source
- 100 API calls a month, plus MCP and the Chrome extension
- Work email only. No card, no sales call