# What does Erasca use? Erasca (erasca.com) shows public evidence of 20 tools, according to runsonwhat (last checked 2026-10-18). - Based in: United States - Founded: 2018 - LinkedIn: https://www.linkedin.com/company/erasca ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code | | | [GoDaddy](https://www.runsonwhat.com/reverse/godaddy) | DNS | DNS records | | | [WP Engine](https://www.runsonwhat.com/reverse/wpengine) | Hosting & Cloud | Custom domain, Website code | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code | | | [Google Maps](https://www.runsonwhat.com/reverse/google-maps) | Media & UI | Website code | | | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records | | | [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | DNS verification records | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [WordPress](https://www.runsonwhat.com/reverse/wordpress) | Website & CMS | Website code | | | [Yoast SEO](https://www.runsonwhat.com/reverse/yoast) | Website & CMS | Website code | | | [Brevo](https://www.runsonwhat.com/reverse/brevo) | Marketing | DNS verification records | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records | | | [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records | | | [Cookiebot](https://www.runsonwhat.com/reverse/cookiebot) | Security & Compliance | Website code | | | [Mimecast](https://www.runsonwhat.com/reverse/mimecast) | Security & Compliance | Email records | | | [Adobe](https://www.runsonwhat.com/reverse/adobe) | Collaboration | DNS verification records | | | [DocuSign](https://www.runsonwhat.com/reverse/docusign) | Finance & Legal | DNS verification records | | | [Zoom](https://www.runsonwhat.com/reverse/zoom) | Collaboration | DNS verification records | | | [Smartsheet](https://www.runsonwhat.com/reverse/smartsheet) | Collaboration | DNS verification records | | | [Greenhouse](https://www.runsonwhat.com/reverse/greenhouse) | People & HR | Website code | | ## Recent changes at Erasca - 2026-10-07: stopped using [Google Analytics](https://www.runsonwhat.com/reverse/ga) - 2026-10-07: stopped using [Google Ads](https://www.runsonwhat.com/reverse/google-ads) - 2026-10-07: stopped using [Vimeo](https://www.runsonwhat.com/reverse/vimeo) ## Hiring at Erasca 6 open roles on its public job board: Other 5, Operations 1. ## FAQ ### What tools does Erasca use? As of October 2026, runsonwhat has found 20 tools at Erasca (erasca.com) in public records. Edge & Hosting: Cloudflare, GoDaddy and WP Engine. Application: jQuery, Google Maps and Anthropic. Data & Observability: Google Tag Manager. Go-to-market: WordPress, Yoast SEO and Brevo. Company Ops: Microsoft 365, Apple Business and Cookiebot. Last checked October 18, 2026. ### What cloud does Erasca run on? Erasca uses WP Engine for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found WP Engine through a subdomain that points at WP Engine and code on erasca.com. WP Engine is used by 51,193 companies runsonwhat tracks. ### What email provider does Erasca use? Erasca uses Microsoft 365 for email and office software, alongside Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365. Microsoft 365 is used by 710,127 companies runsonwhat tracks. ### What analytics tools does Erasca use? Erasca uses Google Tag Manager for analytics, according to runsonwhat (October 2026). runsonwhat found Google Tag Manager through Google Tag Manager code on erasca.com. Google Tag Manager is used by 501,609 companies runsonwhat tracks. ### What is Erasca's website built with? Erasca uses WordPress for its website, alongside Yoast SEO, according to runsonwhat (October 2026). runsonwhat found WordPress through WordPress code on erasca.com. WordPress is used by 596,228 companies runsonwhat tracks. ### What marketing software does Erasca use? Erasca uses Brevo for marketing, according to runsonwhat (October 2026). runsonwhat found Brevo through a DNS verification record for Brevo. Brevo is used by 79,605 companies runsonwhat tracks. ### Does Erasca use jQuery? Yes. runsonwhat found jQuery at Erasca through jQuery code on erasca.com. jQuery is a Frontend tool used by 914,709 companies runsonwhat tracks. ### Does Erasca use AI tools? Yes. runsonwhat has found Anthropic and OpenAI at Erasca; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Erasca may use more AI tools than these. ### Is Erasca hiring? Yes. As of October 2026, Erasca has 6 open roles on its public Greenhouse job board, most in operations (1). 3 were posted in the last 30 days and 3 were taken down. ### Has Erasca changed tools recently? Yes. On runsonwhat's rechecks, Erasca stopped using Google Analytics, Google Ads and Vimeo (latest on October 7, 2026). A change counts only between two checks of erasca.com done the same way. ### Which companies have a tech stack similar to Erasca's? The companies with the stacks most like Erasca's are Precisionscientia, Quantum Space, Foundation Risk Partners and Mobot, according to runsonwhat (October 2026). Each shares 3 to 10 tools with Erasca, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Erasca uses? runsonwhat reads public records only. Of the 20 tools at Erasca, 9 were found through DNS records, 8 through code on erasca.com, 2 through email records and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and erasca.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/erasca.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.