# What does Cos use?

Cos (cosstores.com) shows public evidence of 14 tools, according to runsonwhat (last checked 2026-11-08).

- Industry: Apparel & Fashion
- Size: 5,001–10,000 employees
- Based in: London, United Kingdom
- Founded: 2007
- LinkedIn: https://www.linkedin.com/company/cos

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Akamai](https://www.runsonwhat.com/reverse/akamai) | CDN & Edge | Custom domain, DNS records, Website code |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records |  |
| [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | DNS verification records |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | DNS verification records |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, DNS verification 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 |  |
| [KnowBe4](https://www.runsonwhat.com/reverse/knowbe4) | Security & Compliance | DNS verification records |  |
| [Adobe](https://www.runsonwhat.com/reverse/adobe) | Collaboration | DNS verification records |  |
| [Miro](https://www.runsonwhat.com/reverse/miro) | Collaboration | DNS verification records |  |
| [Autodesk](https://www.runsonwhat.com/reverse/autodesk) | Collaboration | DNS verification records |  |
| [Figma](https://www.runsonwhat.com/reverse/figma) | Collaboration | DNS verification records |  |

## Recent changes at Cos

- 2026-10-20: started using [OpenAI](https://www.runsonwhat.com/reverse/openai)

## FAQ

### What tools does Cos use?

As of November 2026, runsonwhat has found 14 tools at Cos (cosstores.com) in public records. Edge & Hosting: Akamai. Application: Anthropic and OpenAI. Go-to-market: Meta Pixel. Company Ops: Microsoft 365, SendGrid and Atlassian. Last checked November 8, 2026.

### What email provider does Cos use?

Cos uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and a DNS verification record. Microsoft 365 is used by 728,041 companies runsonwhat tracks.

### Does Cos use Meta Pixel?

Yes. runsonwhat found Meta Pixel at Cos through a DNS verification record for Meta Pixel. Meta Pixel is a Ads & Pixels tool used by 421,006 companies runsonwhat tracks.

### Does Cos use AI tools?

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

### Has Cos changed tools recently?

Yes. On runsonwhat's rechecks, Cos started using OpenAI (latest on October 20, 2026). A change counts only between two checks of cosstores.com done the same way.

### How does runsonwhat know what Cos uses?

runsonwhat reads public records only. Of the 14 tools at Cos, 10 were found through DNS records, 3 through email records and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and cosstores.com about monthly.


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