# What does Teaflask use?

Teaflask (teaflask.com) shows public evidence of 16 tools, according to runsonwhat (last checked 2026-11-06).

- Industry: B2B
- Size: 1–10 employees
- Based in: San Francisco, United States
- LinkedIn: https://www.linkedin.com/company/teaflask

## Edge & Hosting

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

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [GSAP](https://www.runsonwhat.com/reverse/gsap) | Media & UI | Website code |  |
| [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code |  |
| [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records |  |
| [Supabase](https://www.runsonwhat.com/reverse/supabase) | Backend & Database | Custom domain |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [web-vitals](https://www.runsonwhat.com/reverse/web-vitals) | Monitoring | Website code |  |
| [PostHog](https://www.runsonwhat.com/reverse/posthog) | Analytics | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Attio](https://www.runsonwhat.com/reverse/attio) | Sales & CRM | DNS verification records |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records |  |
| [Let's Encrypt](https://www.runsonwhat.com/reverse/letsencrypt) | Security & Compliance | DNS records |  |
| [Resend](https://www.runsonwhat.com/reverse/resend) | Email Delivery | Email records |  |
| [Amazon Trust Services](https://www.runsonwhat.com/reverse/amazon-trust) | Security & Compliance | DNS records |  |
| [Vanta](https://www.runsonwhat.com/reverse/vanta) | Security & Compliance | Custom domain |  |

## Recent changes at Teaflask

- 2026-11-06: started using [Attio](https://www.runsonwhat.com/reverse/attio)

## FAQ

### What tools does Teaflask use?

As of November 2026, runsonwhat has found 16 tools at Teaflask (teaflask.com) in public records. Edge & Hosting: Amazon Route 53 and Amazon CloudFront. Application: GSAP, Next.js and Anthropic. Data & Observability: web-vitals and PostHog. Go-to-market: Attio. Company Ops: Google Workspace, Let's Encrypt and Resend. Last checked November 6, 2026.

### What CRM does Teaflask use?

Teaflask uses Attio for its CRM, according to runsonwhat (November 2026). runsonwhat found Attio through a DNS verification record for Attio. Attio is used by 296 companies runsonwhat tracks.

### What email provider does Teaflask use?

Teaflask 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 414,618 companies runsonwhat tracks.

### What analytics tools does Teaflask use?

Teaflask uses PostHog for analytics, according to runsonwhat (November 2026). runsonwhat found PostHog through PostHog code on teaflask.com. PostHog is used by 10,806 companies runsonwhat tracks.

### What monitoring tools does Teaflask use?

Teaflask uses web-vitals for monitoring, according to runsonwhat (November 2026). runsonwhat found web-vitals through web-vitals code on teaflask.com. web-vitals is used by 30,130 companies runsonwhat tracks.

### Does Teaflask use GSAP?

Yes. runsonwhat found GSAP at Teaflask through GSAP code on teaflask.com. GSAP is a Media & UI tool used by 211,213 companies runsonwhat tracks.

### Does Teaflask use AI tools?

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

### Has Teaflask changed tools recently?

Yes. On runsonwhat's rechecks, Teaflask started using Attio (latest on November 6, 2026). A change counts only between two checks of teaflask.com done the same way.

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

The companies with the stacks most like Teaflask's are Outlit Labs, Cosine, Interfere and Ace & Company, according to runsonwhat (November 2026). Each shares 4 to 10 tools with Teaflask, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Teaflask uses?

runsonwhat reads public records only. Of the 16 tools at Teaflask, 6 were found through DNS records, 4 through code on teaflask.com, 3 through subdomains that point at the vendor, 2 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 teaflask.com about monthly.


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