What does Gusto use?

As of October 2026, runsonwhat has found 48 tools at Gusto (gusto.com) in public records. Edge & Hosting: Cloudflare and Amazon CloudFront. Application: React, Next.js and Anthropic. Data & Observability: Datadog, Atlassian Statuspage and FullStory. Go-to-market: Meta Pixel, Mailchimp and HubSpot. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 7, 2026.

Gusto uses HubSpot for its CRM, alongside Salesforce, according to runsonwhat (October 2026). runsonwhat found HubSpot through HubSpot code on gusto.com. HubSpot is used by 91,837 companies runsonwhat tracks.

Gusto 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 700,543 companies runsonwhat tracks.

Gusto uses Zendesk for customer support and documentation, alongside Intercom, Help Scout and ReadMe, according to runsonwhat (October 2026). runsonwhat found Zendesk through email records that authorize Zendesk. Zendesk is used by 40,804 companies runsonwhat tracks.

Gusto uses FullStory for analytics, according to runsonwhat (October 2026). runsonwhat found FullStory through FullStory code on gusto.com. FullStory is used by 2,535 companies runsonwhat tracks.

Gusto uses Mailchimp for marketing, alongside Marketo and PartnerStack, according to runsonwhat (October 2026). runsonwhat found Mailchimp through email records that authorize Mailchimp. Mailchimp is used by 112,992 companies runsonwhat tracks.

Gusto has used ThreatMetrix since at least October 2015, going by the first public certificate of the gusto.com subdomain that points at ThreatMetrix. Other long-running tools at Gusto include Marketo (since December 2015), Atlassian Statuspage (since September 2017) and ReadMe (since February 2018).

Yes. runsonwhat found Cloudflare at Gusto through DNS records that point at Cloudflare and email records. Cloudflare is a CDN & Edge tool used by 691,225 companies runsonwhat tracks.

Yes. runsonwhat has found Anthropic and OpenAI at Gusto; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Gusto may use more AI tools than these.

The companies with the stacks most like Gusto's are Somos incansáveis pra você não precisar ser | Nubank, Emma, Campaign Monitor and Asana, according to runsonwhat (October 2026). Each shares 13 to 22 tools with Gusto, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

runsonwhat reads public records only. Of the 48 tools at Gusto, 27 were found through DNS records, 8 through email records, 8 through subdomains that point at the vendor and 5 through code on gusto.com. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and gusto.com about monthly.