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Technologies / AssemblyAI / Similarweb

Companies using AssemblyAI and Similarweb

3 companies in our data have public evidence for both AssemblyAI and Similarweb, and 3 name both in their own subprocessor list. Each company below links to the source for every claim. Our coverage is partial, so this is not everyone.

3companies use both
2%of AssemblyAI users
50%of Similarweb users
3name both as subprocessors

The companies

Strongest evidence first: a company naming both in its own subprocessor list comes before one seen on its website or in job postings.

Subprocessor listPrivacy policyWebsiteJob postings

CompanyAssemblyAISimilarweb
ClickUpclickup.comClickUp provides a workspace that connects work, knowledge, and conversations to AI.AI and machine learningProductivity and collaboration
marketingcloudfx.com
WebFXwebfx.comWebFX is a digital marketing agency that provides SEO, content marketing, and lead generation services.Marketing

The two technologies

AssemblyAI

AI and LLM providers

AssemblyAI-TTS-1 is a text-to-speech model. It is built for voice agents on live calls.

Summarized from assemblyai.com on 8 Nov 2026.

2% of the 130 companies we see using AssemblyAI also show the other.

All 130 companies using AssemblyAI115 name it as a subprocessorMore in AI and LLM providers

Similarweb

Analytics

Similarweb is a digital intelligence platform that provides data on website traffic, app usage, and competitor activity. It is used by marketing, research, sales, and retail teams to benchmark performance, analyze competitors, and guide SEO, advertising, and growth decisions.

Summarized from similarweb.com on 8 Nov 2026.

50% of the 6 companies we see using Similarweb also show the other.

All 6 companies using Similarweb5 name it as a subprocessorMore in Analytics

Other pairs

Companies with their own evidence for both.

More with AssemblyAI

Cloudflare130companiesGoogle Workspace100companiesOpenAI95companiesAmazon Web Services90companiesAnthropic78companiesStripe67companies

More with Similarweb

Anthropic6companiesCloudflare6companiesOpenAI6companies

Questions

How many companies use both AssemblyAI and Similarweb?

3 companies in StrataDB's data have public evidence for both, and 3 of them name both in their own subprocessor list, the strongest evidence we hold. Our coverage is partial, so the real number is higher.

Which companies use AssemblyAI and Similarweb?

ClickUp, marketingcloudfx.com and WebFX. Each one links to the evidence behind it.

How does StrataDB know a company uses AssemblyAI and Similarweb?

From four kinds of public evidence: subprocessor lists, privacy policies, website code and job postings. Each is kept apart with its source and the date we saw it. A company missing here means we found no evidence, not that it does not use them.

Find every company using AssemblyAI and Similarweb

See the full list with the source for each company, and run the same lookup for any technology from the API, Claude or your browser.

  • Every company and vendor, with its public source
  • 100 API calls a month, plus MCP and the Chrome extension
  • Work email only. No card, no sales call