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Technologies / Autumn / Unkey

Companies using Autumn and Unkey

3 companies in our data have public evidence for both Autumn and Unkey, 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
19%of Autumn users
43%of Unkey 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

CompanyAutumnUnkey
Databuddydatabuddy.ccDatabuddy provides product analytics that track visitors, signups, funnels, and revenue in one place, along with error tracking, Web Vitals, feature flags, and an AI analyst.Data and analyticsDeveloper tools
HelixDBhelix-db.comHelixDB is an open-source graph database with native vector and full-text search, built in Rust on object storage.AI and machine learningDeveloper tools
Notrausenotra.comNotra is a GEO tool that asks ChatGPT, Claude and Gemini the questions buyers ask and shows whether a brand appears in the answers, who appears instead, and how to fix it.AI and machine learningMarketing

The two technologies

Autumn

Payments

19% of the 16 companies we see using Autumn also show the other.

All 16 companies using Autumn13 name it as a subprocessorMore in Payments

Unkey

Developer tools

Unkey is a developer platform that unifies API infrastructure. It is used to deploy APIs, route traffic through global gateways, manage API keys and rate limits, and monitor usage in one place.

Summarized from unkey.com on 8 Nov 2026.

43% of the 7 companies we see using Unkey also show the other.

All 7 companies using Unkey6 name it as a subprocessorMore in Developer tools

Industries

Among the companies above, by our own classification of their homepage.

Developer tools2AI and machine learning2

Other pairs

Companies with their own evidence for both.

More with Autumn

Cloudflare16companiesStripe16companiesGoogle Workspace14companiesPostHog14companiesVercel14companiesAnthropic11companies

More with Unkey

Cloudflare7companiesGoogle Workspace6companiesStripe6companiesVercel6companiesNext.js5companiesOpenAI5companies

Questions

How many companies use both Autumn and Unkey?

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 Autumn and Unkey?

Databuddy, HelixDB and Notra. Each one links to the evidence behind it.

How does StrataDB know a company uses Autumn and Unkey?

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 Autumn and Unkey

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