Echo's tech stack
What does Echo use?
Echo (paperstar.cc) uses at least 7 tools we can see from public records, including Vercel for hosting, Resend for email delivery, Google Workspace for email and documents and Cloudflare for content delivery. Last checked .
“Building the next generation of agents”
- Industry
- B2B
- Size
- 1–10 employees
- Based in
- San Francisco, United States
- Tools found
- 7
- Categories
- 7
- Layers
- 4 of 5
- Last checked
- Nov 2026
Echo's stack, layer by layer
Of 7 tools, 2 came from email records, 1 from DNS verification records, 1 from website code and 3 from other records. Each tool links to the other companies we've found using it. The label says what kind of public trace gave it away.
Edge & Hosting
2 tools, where the bytes are served from
Hosting & Cloud
CDN & Edge
Application
2 tools, what the product is built with
Media & UI
Go-to-market
1 tool, how they find and keep customers
Marketing
Company Ops
2 tools, what the team runs on day to day
Email Delivery
Workspace
Echo tech stack FAQ
What tools does Echo use?
As of November 2026, runsonwhat has found 7 tools at Echo (paperstar.cc) in public records. Edge & Hosting: Cloudflare and Vercel. Application: Google Fonts. Company Ops: Google Workspace and Resend. Last checked November 9, 2026.
What cloud does Echo run on?
Echo uses Vercel for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Vercel through a subdomain that points at Vercel and a DNS verification record. Vercel is used by 53,427 companies runsonwhat tracks.
What email provider does Echo use?
Echo uses Google Workspace for email and office software, according to runsonwhat (November 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace. Google Workspace is used by 421,026 companies runsonwhat tracks.
Does Echo use Google Fonts?
Yes. runsonwhat found Google Fonts at Echo through Google Fonts code on paperstar.cc. Google Fonts is a Media & UI tool used by 825,686 companies runsonwhat tracks.
How does runsonwhat know what Echo uses?
runsonwhat reads public records only. Of the 7 tools at Echo, 2 were found through DNS records, 2 through email records, 1 through code on paperstar.cc, 1 through website configuration files and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and paperstar.cc about monthly.
We read public traces only: DNS and email records, certificate logs, website code and published subprocessor lists. A tool is listed when a direct record backs it up, and dropped when a recheck no longer finds it. Is this your company? See how to opt out.