# What does Coupler.io use? Coupler.io (coupler.io) shows public evidence of 44 tools, according to runsonwhat (last checked 2026-10-20). - LinkedIn: https://www.linkedin.com/company/coupler-io ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code | | | [Google Cloud](https://www.runsonwhat.com/reverse/gcp) | Hosting & Cloud | DNS records, Website code | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | Subprocessor list | | | [Stripe](https://www.runsonwhat.com/reverse/stripe) | Payments & Billing | DNS verification records, Subprocessor list, Website code | | | [Supabase](https://www.runsonwhat.com/reverse/supabase) | Backend & Database | Subprocessor list | | | [Perplexity](https://www.runsonwhat.com/reverse/perplexity) | AI | Subprocessor list | | | [MCP Registry](https://www.runsonwhat.com/reverse/mcp-registry) | AI | DNS verification records | | | [Google Gemini](https://www.runsonwhat.com/reverse/gemini) | AI | Subprocessor list | | | [LangSmith](https://www.runsonwhat.com/reverse/langchain) | AI | Subprocessor list | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code, Subprocessor list | | | [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code | | | [Microsoft Clarity](https://www.runsonwhat.com/reverse/clarity) | Analytics | Website code | | | [PostHog](https://www.runsonwhat.com/reverse/posthog) | Analytics | Website code | | | [Snowflake](https://www.runsonwhat.com/reverse/snowflake) | Data Pipeline | Subprocessor list | | ## 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 | DNS verification records, Website code, Subprocessor list | | | [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code | | | [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code, Subprocessor list | | | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Website code | | | [Shopify](https://www.runsonwhat.com/reverse/shopify) | Website & CMS | Subprocessor list | | | [Calendly](https://www.runsonwhat.com/reverse/calendly) | Sales & CRM | Website code | | | [X Ads](https://www.runsonwhat.com/reverse/x-ads) | Ads & Pixels | Website code | | | [ChatGPT Ads](https://www.runsonwhat.com/reverse/chatgpt-ads) | Ads & Pixels | Website code | | | [Reddit Ads](https://www.runsonwhat.com/reverse/reddit-ads) | Ads & Pixels | Website code | | | [MailerLite](https://www.runsonwhat.com/reverse/mailerlite) | Marketing | Email records, Subprocessor list | | | [Help Scout](https://www.runsonwhat.com/reverse/helpscout) | Support & Docs | Email records, Website code | | | [GitBook](https://www.runsonwhat.com/reverse/gitbook) | Support & Docs | Custom domain | 2026-01 | | [Pipedrive](https://www.runsonwhat.com/reverse/pipedrive) | Sales & CRM | Subprocessor list | | ## 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 | Email records, Website code | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records, Website code | | | [Cookiebot](https://www.runsonwhat.com/reverse/cookiebot) | Security & Compliance | Website code | | | [Let's Encrypt](https://www.runsonwhat.com/reverse/letsencrypt) | 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 | | | [Amazon Trust Services](https://www.runsonwhat.com/reverse/amazon-trust) | Security & Compliance | DNS records | | | [Slack](https://www.runsonwhat.com/reverse/slack) | Collaboration | Subprocessor list | | | [Airtable](https://www.runsonwhat.com/reverse/airtable) | Collaboration | Subprocessor list | | | [HubSpot App Developer](https://www.runsonwhat.com/reverse/hubspot-developer) | Dev Tools | DNS verification records | | | [Mailtrap](https://www.runsonwhat.com/reverse/mailtrap) | Email Delivery | Email records, Subprocessor list | | | [GitHub](https://www.runsonwhat.com/reverse/github) | Dev Tools | Subprocessor list | | | [Drata](https://www.runsonwhat.com/reverse/drata) | Security & Compliance | Custom domain | 2026-01 | ## FAQ ### What tools does Coupler.io use? As of October 2026, runsonwhat has found 44 tools at Coupler.io (coupler.io) in public records. Edge & Hosting: Cloudflare and Google Cloud. Application: Anthropic, Stripe and Supabase. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: Google Ads, Meta Pixel and Microsoft Ads. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 20, 2026. ### What cloud does Coupler.io run on? Coupler.io uses Google Cloud for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Google Cloud through DNS records that point at Google Cloud and code on coupler.io. Google Cloud is used by 75,722 companies runsonwhat tracks. ### What CRM does Coupler.io use? Coupler.io uses HubSpot for its CRM, alongside Pipedrive and Calendly, according to runsonwhat (October 2026). runsonwhat found HubSpot through HubSpot code on coupler.io. HubSpot is used by 93,819 companies runsonwhat tracks. ### What email provider does Coupler.io use? Coupler.io uses Microsoft 365 for email and office software, alongside Google Workspace, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 710,115 companies runsonwhat tracks. ### What does Coupler.io use for customer support? Coupler.io uses Help Scout for customer support and documentation, alongside GitBook, according to runsonwhat (October 2026). runsonwhat found Help Scout through email records that authorize Help Scout and code on coupler.io. Help Scout is used by 2,888 companies runsonwhat tracks. ### What payment provider does Coupler.io use? Coupler.io uses Stripe for payments and billing, according to runsonwhat (October 2026). runsonwhat found Stripe through a DNS verification record for Stripe and its subprocessor list. Stripe is used by 27,919 companies runsonwhat tracks. ### How long has Coupler.io used Drata? Coupler.io has used Drata since at least January 2026, going by the first public certificate of the coupler.io subdomain that points at Drata. Other long-running tools at Coupler.io include GitBook (since January 2026). ### Does Coupler.io use Cloudflare? Yes. runsonwhat found Cloudflare at Coupler.io through Cloudflare code on coupler.io. Cloudflare is a CDN & Edge tool used by 702,289 companies runsonwhat tracks. ### Does Coupler.io use AI tools? Yes. runsonwhat has found Anthropic, Perplexity, MCP Registry and Google Gemini at Coupler.io; Anthropic, for example, through Anthropic on coupler.io's subprocessor list. AI services called only from servers leave no public trace, so Coupler.io may use more AI tools than these. ### Which companies have a tech stack similar to Coupler.io's? The companies with the stacks most like Coupler.io's are Slidely AI, ZAAPI PTE., Mixpeek and Vantage, according to runsonwhat (October 2026). Each shares 12 to 22 tools with Coupler.io, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Coupler.io uses? runsonwhat reads public records only. Of the 44 tools at Coupler.io, 14 were found through code on coupler.io, 11 through DNS records, 11 through its own subprocessor list, 5 through email records, 2 through subdomains that point at the vendor and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and coupler.io about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/coupler.io (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.