# What does Terns use? Terns (terns.com) shows public evidence of 13 tools, according to runsonwhat (last checked 2026-10-31). ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records | | | [Recharge](https://www.runsonwhat.com/reverse/recharge) | Payments & Billing | Website code | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [PostHog](https://www.runsonwhat.com/reverse/posthog) | Analytics | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | Website code | | | [Shopify](https://www.runsonwhat.com/reverse/shopify) | Website & CMS | Email records, DNS records, Custom domain, Website code | | | [Klaviyo](https://www.runsonwhat.com/reverse/klaviyo) | Marketing | DNS verification records, Email records, Website code | | | [MNTN](https://www.runsonwhat.com/reverse/mntn) | Ads & Pixels | Website code | | | [Stamped](https://www.runsonwhat.com/reverse/stamped) | Marketing | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records | | ## Recent changes at Terns - 2026-10-31: started using [Anthropic](https://www.runsonwhat.com/reverse/anthropic) - 2026-10-31: stopped using [GoDaddy](https://www.runsonwhat.com/reverse/godaddy) ## FAQ ### What tools does Terns use? As of October 2026, runsonwhat has found 13 tools at Terns (terns.com) in public records. Edge & Hosting: Cloudflare. Application: Anthropic and Recharge. Data & Observability: PostHog. Go-to-market: Meta Pixel, Shopify and Klaviyo. Company Ops: Google Workspace and SendGrid. Last checked October 31, 2026. ### What email provider does Terns use? Terns uses Google Workspace for email and office software, according to runsonwhat (October 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace. Google Workspace is used by 406,769 companies runsonwhat tracks. ### What payment provider does Terns use? Terns uses Recharge for payments and billing, according to runsonwhat (October 2026). runsonwhat found Recharge through Recharge code on terns.com. Recharge is used by 1,775 companies runsonwhat tracks. ### What analytics tools does Terns use? Terns uses PostHog for analytics, according to runsonwhat (October 2026). runsonwhat found PostHog through PostHog code on terns.com. PostHog is used by 10,381 companies runsonwhat tracks. ### What is Terns's website built with? Terns uses Shopify for its website, according to runsonwhat (October 2026). runsonwhat found Shopify through email records that authorize Shopify and DNS records. Shopify is used by 60,192 companies runsonwhat tracks. ### What marketing software does Terns use? Terns uses Klaviyo for marketing, alongside Stamped, according to runsonwhat (October 2026). runsonwhat found Klaviyo through a DNS verification record for Klaviyo and email records. Klaviyo is used by 35,704 companies runsonwhat tracks. ### Does Terns use Cloudflare? Yes. runsonwhat found Cloudflare at Terns through Cloudflare code on terns.com. Cloudflare is a CDN & Edge tool used by 714,008 companies runsonwhat tracks. ### Does Terns use AI tools? Yes. runsonwhat has found Anthropic at Terns; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Terns may use more AI tools than these. ### Has Terns changed tools recently? Yes. On runsonwhat's rechecks, Terns started using Anthropic (latest on October 31, 2026) and stopped using GoDaddy (latest on October 31, 2026). A change counts only between two checks of terns.com done the same way. ### Which companies have a tech stack similar to Terns's? The companies with the stacks most like Terns' are Great Ideas in Nutrition, Zanier, Woof and Good Guy Vape & Smoke, according to runsonwhat (October 2026). Each shares 3 to 11 tools with Terns, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Terns uses? runsonwhat reads public records only. Of the 13 tools at Terns, 6 were found through code on terns.com, 3 through DNS records, 3 through email records and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and terns.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/terns.com (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.