runsonwhat

Harden's tech stack

What does Harden use?

Harden (harden.run) uses at least 12 tools we can see from public records, including Vercel for hosting, Google Workspace for email and documents, Intercom for customer support and Google Analytics for analytics. Last checked .

“Harden is an AI safety products company building guardrails for the dark software factory and stopping dangerous coding-agent actions before they execute.”

Industry
Internet
Size
1–10 employees
Based in
Palo Alto, United States
Founded
2025
LinkedIn
Company page
Re-check liveVisit harden.run
Tools found
12
Categories
9
Layers
5 of 5
Last checked
Oct 2026

Harden's stack, layer by layer

Each tool links to the other companies we've found using it. The label says what kind of public trace gave it away.

Edge & Hosting

2 tools, where the bytes are served from

Hosting & Cloud

DNS

Application

2 tools, what the product is built with

AI

Media & UI

Data & Observability

3 tools, what they measure and store

Analytics

Go-to-market

4 tools, how they find and keep customers

Marketing

Ads & Pixels

Support & Docs

Company Ops

1 tool, what the team runs on day to day

Workspace

Companies like Harden also use

Tools common among companies with a similar stack that we haven't found at Harden.

Companies with a stack like Harden's

Ranked by shared tools, with rare tools counting more.

More Internet companies

Other Internet companies we've checked.

Harden tech stack FAQ

What tools does Harden use?

We've found 12 tools at Harden (harden.run). Edge & Hosting: Vercel and Namecheap. Application: GSAP. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: Google Ads, LinkedIn Insight Tag and Intercom. Company Ops: Google Workspace. Last checked October 2, 2026.

What cloud does Harden run on?

Harden uses Vercel for hosting. We found Vercel through custom domain, DNS records and website code.

What email provider does Harden use?

Harden uses Google Workspace for email and documents. We found Google Workspace through email records.

What does Harden use for customer support?

Harden uses Intercom for customer support. We found Intercom through website code.

What analytics tools does Harden use?

Harden uses Google Analytics, Google Tag Manager and Microsoft Clarity for analytics. We found Google Analytics through website code.

Does Harden use Google Workspace?

Yes. We found Google Workspace at Harden through email records. Google Workspace is used by 126,364 companies we track.

How does runsonwhat know what Harden uses?

We read public traces only: Harden's DNS and email records, certificate logs, the code its website loads, and published subprocessor lists. A tool is listed only when a direct record backs it up. DNS is rechecked weekly and the website monthly.

We read public traces only: DNS and email records, certificate logs, website code and published subprocessor lists. A tool is listed when a direct record backs it up, and dropped when a recheck no longer finds it. Is this your company? See how to opt out.