# What does Affirm use?

Affirm (affirm.com) shows public evidence of 58 tools, according to runsonwhat (last checked 2026-11-08).

- Industry: Fintech
- Size: 1,001–5,000 employees
- Based in: San Francisco, United States
- Founded: 2012
- LinkedIn: https://www.linkedin.com/company/affirm

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Custom domain, DNS records, Website code | 2016-04 |
| [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code |  |
| [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records |  |
| [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) | CDN & Edge | Custom domain | 2018-06 |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code |  |
| [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records |  |
| [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | DNS verification records |  |
| [Lottie](https://www.runsonwhat.com/reverse/lottie) | Media & UI | Website code |  |
| [Stripe](https://www.runsonwhat.com/reverse/stripe) | Payments & Billing | DNS verification records, Website code |  |
| [Auth0](https://www.runsonwhat.com/reverse/auth0) | Auth & Identity | Custom domain | 2025-09 |
| [MongoDB Atlas](https://www.runsonwhat.com/reverse/mongodb) | Backend & Database | DNS verification records |  |
| [Gatsby](https://www.runsonwhat.com/reverse/gatsby) | Frontend | Website code |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code |  |
| [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code |  |
| [Sentry](https://www.runsonwhat.com/reverse/sentry) | Monitoring | Website code |  |
| [Hotjar](https://www.runsonwhat.com/reverse/hotjar) | Analytics | Website code |  |
| [web-vitals](https://www.runsonwhat.com/reverse/web-vitals) | Monitoring | Website code |  |
| [Atlassian Statuspage](https://www.runsonwhat.com/reverse/statuspage) | Monitoring | DNS verification records, Website code |  |
| [mParticle](https://www.runsonwhat.com/reverse/mparticle) | Data Pipeline | Website code |  |
| [Statsig](https://www.runsonwhat.com/reverse/statsig) | Flags & Experiments | Website code |  |
| [Stape](https://www.runsonwhat.com/reverse/stape) | Analytics | Custom domain | 2026-05 |

## 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 |  |
| [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code |  |
| [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Email records |  |
| [Google Ad Manager](https://www.runsonwhat.com/reverse/google-ad-manager) | Ads & Pixels | Website config |  |
| [Zendesk](https://www.runsonwhat.com/reverse/zendesk) | Support & Docs | Email records |  |
| [Pinterest](https://www.runsonwhat.com/reverse/pinterest) | Ads & Pixels | Website code |  |
| [X Ads](https://www.runsonwhat.com/reverse/x-ads) | Ads & Pixels | Website code |  |
| [Pardot](https://www.runsonwhat.com/reverse/pardot) | Marketing | Custom domain, DNS verification records, Website code | 2019-07 |
| [Reddit Ads](https://www.runsonwhat.com/reverse/reddit-ads) | Ads & Pixels | Website code |  |
| [LiveRamp](https://www.runsonwhat.com/reverse/liveramp) | Ads & Pixels | Website code |  |
| [Demandbase](https://www.runsonwhat.com/reverse/demandbase) | Sales & CRM | Website code |  |
| [Salesforce Marketing Cloud](https://www.runsonwhat.com/reverse/sfmc) | Marketing | Custom domain | 2019-07 |
| [Contentful](https://www.runsonwhat.com/reverse/contentful) | Website & CMS | Website code |  |
| [G2](https://www.runsonwhat.com/reverse/g2) | Marketing | Website code |  |
| [Branch](https://www.runsonwhat.com/reverse/branch) | Marketing | Custom domain, Website code | 2022-06 |
| [Rokt](https://www.runsonwhat.com/reverse/rokt) | Marketing | Website code |  |
| [Decagon](https://www.runsonwhat.com/reverse/decagon) | Support & Docs | DNS verification records, Certificate records |  |

## 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 |  |
| [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records |  |
| [GlobalSign](https://www.runsonwhat.com/reverse/globalsign) | Security & Compliance | DNS verification records |  |
| [OneTrust](https://www.runsonwhat.com/reverse/onetrust) | Security & Compliance | DNS verification records, Website code |  |
| [Valimail](https://www.runsonwhat.com/reverse/valimail) | Security & Compliance | Email records |  |
| [DocuSign](https://www.runsonwhat.com/reverse/docusign) | Finance & Legal | DNS verification records, Website code |  |
| [Zoom](https://www.runsonwhat.com/reverse/zoom) | Collaboration | DNS verification records |  |
| [Slack](https://www.runsonwhat.com/reverse/slack) | Collaboration | DNS verification records |  |
| [Canva](https://www.runsonwhat.com/reverse/canva) | Collaboration | DNS verification records |  |
| [Smartsheet](https://www.runsonwhat.com/reverse/smartsheet) | Collaboration | DNS verification records |  |
| [Jamf](https://www.runsonwhat.com/reverse/jamf) | Security & Compliance | DNS verification records |  |
| [Cursor](https://www.runsonwhat.com/reverse/cursor) | Dev Tools | DNS verification records |  |
| [Notion](https://www.runsonwhat.com/reverse/notion) | Collaboration | DNS verification records |  |
| [Docker](https://www.runsonwhat.com/reverse/docker) | Dev Tools | DNS verification records |  |
| [SafeBase](https://www.runsonwhat.com/reverse/safebase) | Security & Compliance | Custom domain | 2023-12 |
| [Parallels](https://www.runsonwhat.com/reverse/parallels) | Dev Tools | DNS verification records |  |
| [Jumio](https://www.runsonwhat.com/reverse/jumio) | Security & Compliance | DNS verification records |  |

## Recent changes at Affirm

- 2026-10-21: stopped using [Marketo](https://www.runsonwhat.com/reverse/marketo)
- 2026-10-21: stopped using [Netlify](https://www.runsonwhat.com/reverse/netlify)
- 2026-10-21: stopped using [Notified](https://www.runsonwhat.com/reverse/notified)
- 2026-10-21: stopped using [Salesforce](https://www.runsonwhat.com/reverse/salesforce)
- 2026-10-21: started using [Stape](https://www.runsonwhat.com/reverse/stape)

## FAQ

### What tools does Affirm use?

As of November 2026, runsonwhat has found 58 tools at Affirm (affirm.com) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon Route 53. Application: React, Anthropic and OpenAI. Data & Observability: Google Analytics, Google Tag Manager and Sentry. Go-to-market: Google Ads, Meta Pixel and Microsoft Ads. Company Ops: Google Workspace, SendGrid and Atlassian. Last checked November 8, 2026.

### What cloud does Affirm run on?

Affirm uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on affirm.com. Amazon Web Services is used by 147,579 companies runsonwhat tracks.

### What sales tools does Affirm use?

The sales tools runsonwhat has found at Affirm are Demandbase (November 2026); no CRM shows up in Affirm's public records. runsonwhat found Demandbase through Demandbase code on affirm.com. Demandbase is used by 9,770 companies runsonwhat tracks.

### What email provider does Affirm use?

Affirm uses Google Workspace for email and office software, according to runsonwhat (November 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace. Google Workspace is used by 421,026 companies runsonwhat tracks.

### What does Affirm use for customer support?

Affirm uses Zendesk for customer support and documentation, alongside Decagon, according to runsonwhat (November 2026). runsonwhat found Zendesk through email records that authorize Zendesk. Zendesk is used by 43,726 companies runsonwhat tracks.

### What payment provider does Affirm use?

Affirm uses Stripe for payments and billing, according to runsonwhat (November 2026). runsonwhat found Stripe through a DNS verification record for Stripe and code on affirm.com. Stripe is used by 31,463 companies runsonwhat tracks.

### How long has Affirm used Cloudflare?

Affirm has used Cloudflare since at least April 2016, going by the first public certificate of the affirm.com subdomain that points at Cloudflare. Other long-running tools at Affirm include Amazon CloudFront (since June 2018), Pardot (since July 2019) and Salesforce Marketing Cloud (since July 2019).

### Does Affirm use Cloudflare?

Yes. runsonwhat found Cloudflare at Affirm through a subdomain that points at Cloudflare and DNS records, in use since at least April 2016. Cloudflare is a CDN & Edge tool used by 734,621 companies runsonwhat tracks.

### Does Affirm use AI tools?

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

### Has Affirm changed tools recently?

Yes. On runsonwhat's rechecks, Affirm started using Stape (latest on October 21, 2026) and stopped using Marketo, Netlify and Notified (latest on October 21, 2026). A change counts only between two checks of affirm.com done the same way.

### Which companies have a tech stack similar to Affirm's?

The companies with the stacks most like Affirm's are Coinbase, Relay Financial, Fiverr And Upwork Freelancers (buyers And Sellers) and Malwarebytes, according to runsonwhat (November 2026). Each shares 18 to 25 tools with Affirm, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Affirm uses?

runsonwhat reads public records only. Of the 58 tools at Affirm, 23 were found through DNS records, 21 through code on affirm.com, 8 through subdomains that point at the vendor, 5 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 affirm.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/affirm.com (updated November 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.