# What does Sabi use? Sabi (sabi.com) shows public evidence of 15 tools, according to runsonwhat (last checked 2026-11-13). ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Website code | | | [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) | CDN & Edge | Custom domain | | | [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | DNS verification records | | | [Railway](https://www.runsonwhat.com/reverse/railway) | Hosting & Cloud | Website code | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code | | | [GSAP](https://www.runsonwhat.com/reverse/gsap) | Media & UI | Website code | | | [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code | | | [Tailwind CSS](https://www.runsonwhat.com/reverse/tailwind) | Frontend | Website code | | | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records | | | [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code | | | [WorkOS](https://www.runsonwhat.com/reverse/workos) | Auth & Identity | Custom domain | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [web-vitals](https://www.runsonwhat.com/reverse/web-vitals) | Monitoring | Website code | | | [PostHog](https://www.runsonwhat.com/reverse/posthog) | Analytics | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | DNS verification records, Email records | | ## Recent changes at Sabi - 2026-11-06: started using [PostHog](https://www.runsonwhat.com/reverse/posthog) - 2026-11-06: started using [web-vitals](https://www.runsonwhat.com/reverse/web-vitals) ## FAQ ### What tools does Sabi use? As of November 2026, runsonwhat has found 15 tools at Sabi (sabi.com) in public records. Edge & Hosting: Cloudflare, Amazon CloudFront and Vercel. Application: Google Fonts, GSAP and React. Data & Observability: web-vitals and PostHog. Company Ops: Google Workspace. Last checked November 13, 2026. ### What cloud does Sabi run on? Sabi uses Vercel for hosting and cloud infrastructure, alongside Railway, according to runsonwhat (November 2026). runsonwhat found Vercel through a DNS verification record for Vercel. Vercel is used by 53,703 companies runsonwhat tracks. ### What email provider does Sabi use? Sabi uses Google Workspace for email and office software, according to runsonwhat (November 2026). runsonwhat found Google Workspace through a DNS verification record for Google Workspace and email records. Google Workspace is used by 422,571 companies runsonwhat tracks. ### What analytics tools does Sabi use? Sabi uses PostHog for analytics, according to runsonwhat (November 2026). runsonwhat found PostHog through PostHog code on sabi.com. PostHog is used by 10,990 companies runsonwhat tracks. ### What does Sabi use for login and identity? Sabi uses WorkOS for sign-in and identity, according to runsonwhat (November 2026). runsonwhat found WorkOS through a subdomain that points at WorkOS. WorkOS is used by 649 companies runsonwhat tracks. ### What monitoring tools does Sabi use? Sabi uses web-vitals for monitoring, according to runsonwhat (November 2026). runsonwhat found web-vitals through web-vitals code on sabi.com. web-vitals is used by 29,905 companies runsonwhat tracks. ### Does Sabi use Google Fonts? Yes. runsonwhat found Google Fonts at Sabi through Google Fonts code on sabi.com. Google Fonts is a Media & UI tool used by 825,843 companies runsonwhat tracks. ### Does Sabi use AI tools? Yes. runsonwhat has found Anthropic at Sabi; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Sabi may use more AI tools than these. ### Has Sabi changed tools recently? Yes. On runsonwhat's rechecks, Sabi started using PostHog and web-vitals (latest on November 6, 2026). A change counts only between two checks of sabi.com done the same way. ### Which companies have a tech stack similar to Sabi's? The companies with the stacks most like Sabi's are SuprStack, Applied Brain Research, Axios HQ and Pin, according to runsonwhat (November 2026). Each shares 4 to 7 tools with Sabi, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Sabi uses? runsonwhat reads public records only. Of the 15 tools at Sabi, 8 were found through code on sabi.com, 5 through DNS records and 2 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and sabi.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/sabi.com (updated November 2026). Counts are companies with direct public evidence of the tool (DNS records, certificates, website code, a real-browser crawl, subprocessor lists), so they are lower bounds. Methodology: https://www.runsonwhat.com/methodology.