# What does Builder.ai use?

Builder.ai (builder.ai) shows public evidence of 14 tools, according to runsonwhat (last checked 2026-10-11).

- Based in: India
- Founded: 2016
- LinkedIn: https://www.linkedin.com/company/builderai

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Custom domain |  |
| [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Twilio](https://www.runsonwhat.com/reverse/twilio) | Backend & Database | DNS verification records |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Zoho](https://www.runsonwhat.com/reverse/zoho) | Sales & CRM | DNS verification records |  |
| [Salesforce](https://www.runsonwhat.com/reverse/salesforce) | Sales & CRM | Email records |  |
| [Freshdesk](https://www.runsonwhat.com/reverse/freshdesk) | Support & Docs | Custom domain |  |
| [Customer.io](https://www.runsonwhat.com/reverse/customerio) | Marketing | Email records |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records |  |
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records |  |
| [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records |  |
| [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records |  |
| [Valimail](https://www.runsonwhat.com/reverse/valimail) | Security & Compliance | Email records |  |
| [DocuSign](https://www.runsonwhat.com/reverse/docusign) | Finance & Legal | DNS verification records |  |

## FAQ

### What tools does Builder.ai use?

As of October 2026, runsonwhat has found 14 tools at Builder.ai (builder.ai) in public records. Edge & Hosting: Cloudflare and Amazon Route 53. Application: Twilio. Go-to-market: Zoho, Salesforce and Freshdesk. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 11, 2026.

### What CRM does Builder.ai use?

Builder.ai uses Zoho for its CRM, alongside Salesforce, according to runsonwhat (October 2026). runsonwhat found Zoho through a DNS verification record for Zoho. Zoho is used by 61,651 companies runsonwhat tracks.

### What email provider does Builder.ai use?

Builder.ai 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 and email records. Microsoft 365 is used by 701,710 companies runsonwhat tracks.

### What does Builder.ai use for customer support?

Builder.ai uses Freshdesk for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Freshdesk through a subdomain that points at Freshdesk. Freshdesk is used by 12,220 companies runsonwhat tracks.

### What marketing software does Builder.ai use?

Builder.ai uses Customer.io for marketing, according to runsonwhat (October 2026). runsonwhat found Customer.io through email records that authorize Customer.io. Customer.io is used by 1,778 companies runsonwhat tracks.

### Does Builder.ai use Cloudflare?

Yes. runsonwhat found Cloudflare at Builder.ai through a subdomain that points at Cloudflare. Cloudflare is a CDN & Edge tool used by 692,707 companies runsonwhat tracks.

### Which companies have a tech stack similar to Builder.ai's?

The companies with the stacks most like Builder.ai's are Fly.io, Scentsy, Tinexta Infocert international website and cottages.com, according to runsonwhat (October 2026). Each shares 4 to 6 tools with Builder.ai, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Builder.ai uses?

runsonwhat reads public records only. Of the 14 tools at Builder.ai, 7 were found through DNS records, 5 through email records and 2 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and builder.ai about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/builder.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.