# What does Poolside use? Poolside (poolside.ai) shows public evidence of 23 tools, according to runsonwhat (last checked 2026-11-02). - Industry: Software - Size: 11–50 employees - Based in: San Francisco, United States - Founded: 2023 - LinkedIn: https://www.linkedin.com/company/poolsideai ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS verification records, DNS records, Email records, Website code | | | [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | Custom domain, Website code | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Tailwind CSS](https://www.runsonwhat.com/reverse/tailwind) | Frontend | Website code | | | [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | DNS verification records | | | [Three.js](https://www.runsonwhat.com/reverse/threejs) | Media & UI | Website code | | | [SvelteKit](https://www.runsonwhat.com/reverse/sveltekit) | Frontend | Website code | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [Vercel Analytics](https://www.runsonwhat.com/reverse/vercel-analytics) | Analytics | Website code | | | [incident.io](https://www.runsonwhat.com/reverse/incidentio) | Monitoring | Custom domain | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Zendesk](https://www.runsonwhat.com/reverse/zendesk) | Support & Docs | Custom domain, Email records, Website code | | | [Mintlify](https://www.runsonwhat.com/reverse/mintlify) | Support & Docs | Custom domain | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records | | | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code | | | [Let's Encrypt](https://www.runsonwhat.com/reverse/letsencrypt) | Security & Compliance | DNS records | | | [Sectigo](https://www.runsonwhat.com/reverse/sectigo) | Security & Compliance | DNS records | | | [DigiCert](https://www.runsonwhat.com/reverse/digicert) | Security & Compliance | DNS records | | | [Google Trust Services](https://www.runsonwhat.com/reverse/google-trust) | Security & Compliance | DNS records | | | [Zoom](https://www.runsonwhat.com/reverse/zoom) | Collaboration | DNS verification records | | | [Amazon Trust Services](https://www.runsonwhat.com/reverse/amazon-trust) | Security & Compliance | DNS records | | | [Slack](https://www.runsonwhat.com/reverse/slack) | Collaboration | DNS verification records | | | [Bitwarden](https://www.runsonwhat.com/reverse/bitwarden) | Security & Compliance | DNS verification records | | | [HashiCorp Cloud](https://www.runsonwhat.com/reverse/hashicorp) | Dev Tools | DNS verification records | | | [Drata](https://www.runsonwhat.com/reverse/drata) | Security & Compliance | Custom domain | | ## FAQ ### What tools does Poolside use? As of November 2026, runsonwhat has found 23 tools at Poolside (poolside.ai) in public records. Edge & Hosting: Cloudflare and Vercel. Application: Tailwind CSS, OpenAI and Three.js. Data & Observability: Vercel Analytics and incident.io. Go-to-market: Zendesk and Mintlify. Company Ops: Microsoft 365, Google Workspace and Let's Encrypt. Last checked November 2, 2026. ### What cloud does Poolside run on? Poolside uses Vercel for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Vercel through a subdomain that points at Vercel and code on poolside.ai. Vercel is used by 51,146 companies runsonwhat tracks. ### What email provider does Poolside use? Poolside uses Microsoft 365 for email and office software, alongside Google Workspace, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 719,653 companies runsonwhat tracks. ### What does Poolside use for customer support? Poolside uses Zendesk for customer support and documentation, alongside Mintlify, according to runsonwhat (November 2026). runsonwhat found Zendesk through a subdomain that points at Zendesk and email records. Zendesk is used by 42,888 companies runsonwhat tracks. ### What analytics tools does Poolside use? Poolside uses Vercel Analytics for analytics, according to runsonwhat (November 2026). runsonwhat found Vercel Analytics through Vercel Analytics code on poolside.ai. Vercel Analytics is used by 8,148 companies runsonwhat tracks. ### What monitoring tools does Poolside use? Poolside uses incident.io for monitoring, according to runsonwhat (November 2026). runsonwhat found incident.io through a subdomain that points at incident.io. incident.io is used by 787 companies runsonwhat tracks. ### Does Poolside use Cloudflare? Yes. runsonwhat found Cloudflare at Poolside through a DNS verification record for Cloudflare and DNS records. Cloudflare is a CDN & Edge tool used by 724,886 companies runsonwhat tracks. ### Does Poolside use AI tools? Yes. runsonwhat has found OpenAI at Poolside; OpenAI, for example, through a DNS verification record for OpenAI. AI services called only from servers leave no public trace, so Poolside may use more AI tools than these. ### Which companies have a tech stack similar to Poolside's? The companies with the stacks most like Poolside's are Knot, Telnyx, Staffbase and Telestream 2, according to runsonwhat (November 2026). Each shares 6 to 15 tools with Poolside, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Poolside uses? runsonwhat reads public records only. Of the 23 tools at Poolside, 13 were found through DNS records, 5 through subdomains that point at the vendor, 4 through code on poolside.ai and 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and poolside.ai about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/poolside.ai (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.