# What does Delphi use? Delphi (delphi.ai) shows public evidence of 32 tools, according to runsonwhat (last checked 2026-10-07). ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Email records, Website code | | | [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | Custom domain, DNS verification records, DNS records, Website code | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code | | | [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code | | | [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | DNS verification records | | | [turbopuffer](https://www.runsonwhat.com/reverse/turbopuffer) | Search | DNS verification records | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code | | | [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code | | | [PostHog](https://www.runsonwhat.com/reverse/posthog) | Analytics | Website code | | | [Atlassian Statuspage](https://www.runsonwhat.com/reverse/statuspage) | Monitoring | Custom domain | | | [LogRocket](https://www.runsonwhat.com/reverse/logrocket) | Monitoring | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code | | | [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | Website code | | | [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code | | | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Website code | | | [TikTok Pixel](https://www.runsonwhat.com/reverse/tiktok-pixel) | Ads & Pixels | Website code | | | [X Ads](https://www.runsonwhat.com/reverse/x-ads) | Ads & Pixels | Website code | | | [LinkedIn](https://www.runsonwhat.com/reverse/linkedin) | Marketing | DNS verification records | | | [Framer](https://www.runsonwhat.com/reverse/framer) | Website & CMS | Website code | | | [GitBook](https://www.runsonwhat.com/reverse/gitbook) | Support & Docs | Custom domain | | | [Rewardful](https://www.runsonwhat.com/reverse/rewardful) | Marketing | Website code | | | [Customer.io](https://www.runsonwhat.com/reverse/customerio) | Marketing | Custom domain | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records | | | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | DNS verification records, Email records, Website code | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records | | | [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records | | | [Resend](https://www.runsonwhat.com/reverse/resend) | Email Delivery | Email records | | | [Zoom](https://www.runsonwhat.com/reverse/zoom) | Collaboration | DNS verification records | | | [Airtable](https://www.runsonwhat.com/reverse/airtable) | Collaboration | DNS verification records | | | [HubSpot App Developer](https://www.runsonwhat.com/reverse/hubspot-developer) | Dev Tools | DNS verification records | | | [SafeBase](https://www.runsonwhat.com/reverse/safebase) | Security & Compliance | Custom domain | | ## FAQ ### What tools does Delphi use? As of October 2026, runsonwhat has found 32 tools at Delphi (delphi.ai) in public records. Edge & Hosting: Cloudflare and Vercel. Application: Google Fonts, React and OpenAI. Data & Observability: Google Analytics, Google Tag Manager and PostHog. Go-to-market: Google Ads, Meta Pixel and LinkedIn Insight Tag. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 7, 2026. ### What cloud does Delphi run on? Delphi uses Vercel for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Vercel through a subdomain that points at Vercel and a DNS verification record. Vercel is used by 47,494 companies runsonwhat tracks. ### What CRM does Delphi use? Delphi uses HubSpot for its CRM, according to runsonwhat (October 2026). runsonwhat found HubSpot through HubSpot code on delphi.ai. HubSpot is used by 93,027 companies runsonwhat tracks. ### What email provider does Delphi use? Delphi uses Microsoft 365 for email and office software, alongside Google Workspace and Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 706,403 companies runsonwhat tracks. ### What does Delphi use for customer support? Delphi uses GitBook for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found GitBook through a subdomain that points at GitBook. GitBook is used by 1,994 companies runsonwhat tracks. ### What analytics tools does Delphi use? Delphi uses Google Analytics for analytics, alongside Google Tag Manager and PostHog, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on delphi.ai. Google Analytics is used by 864,716 companies runsonwhat tracks. ### Does Delphi use Google Fonts? Yes. runsonwhat found Google Fonts at Delphi through Google Fonts code on delphi.ai. Google Fonts is a Media & UI tool used by 799,350 companies runsonwhat tracks. ### Does Delphi use AI tools? Yes. runsonwhat has found OpenAI at Delphi; OpenAI, for example, through a DNS verification record for OpenAI. AI services called only from servers leave no public trace, so Delphi may use more AI tools than these. ### Which companies have a tech stack similar to Delphi's? The companies with the stacks most like Delphi's are Zoo, Leadr, Kepler and SafetyKit, according to runsonwhat (October 2026). Each shares 11 to 16 tools with Delphi, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Delphi uses? runsonwhat reads public records only. Of the 32 tools at Delphi, 14 were found through code on delphi.ai, 11 through DNS records, 5 through subdomains that point at the vendor and 2 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and delphi.ai about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/delphi.ai (updated October 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.