# What does jerr.ai use?

jerr.ai (jerr.ai) shows public evidence of 6 tools, according to runsonwhat (last checked 2026-10-20).

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Email records, DNS records |  |
| [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | DNS records, Website code |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code |  |
| [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | DNS verification records |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Vercel Analytics](https://www.runsonwhat.com/reverse/vercel-analytics) | Analytics | Website code |  |

## FAQ

### What tools does jerr.ai use?

As of October 2026, runsonwhat has found 6 tools at jerr.ai (jerr.ai) in public records. Edge & Hosting: Cloudflare and Vercel. Application: Next.js and OpenAI. Data & Observability: Vercel Analytics. Last checked October 20, 2026.

### What cloud does jerr.ai run on?

jerr.ai uses Vercel for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Vercel through DNS records that point at Vercel and code on jerr.ai. Vercel is used by 48,019 companies runsonwhat tracks.

### What analytics tools does jerr.ai use?

jerr.ai uses Vercel Analytics for analytics, according to runsonwhat (October 2026). runsonwhat found Vercel Analytics through Vercel Analytics code on jerr.ai. Vercel Analytics is used by 7,632 companies runsonwhat tracks.

### Does jerr.ai use Cloudflare?

Yes. runsonwhat found Cloudflare at jerr.ai through email records that authorize Cloudflare and DNS records. Cloudflare is a CDN & Edge tool used by 702,278 companies runsonwhat tracks.

### Does jerr.ai use AI tools?

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

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

runsonwhat reads public records only. Of the 6 tools at jerr.ai, 3 were found through DNS records, 2 through code on jerr.ai and 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and jerr.ai about monthly.


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