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Technologies / OpenAI / Quarterzip

Companies using OpenAI and Quarterzip

3 companies in our data have public evidence for both OpenAI and Quarterzip, 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
under 1%of OpenAI users
75%of Quarterzip 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

CompanyOpenAIQuarterzip
Datarailsdatarails.comDatarails provides a finance platform that connects Excel models to live data and supports workflows such as planning, budgeting, forecasting, reporting, month-end close, cash forecasting, and spend control.Data and analyticsFinance and accounting software
Fundraise Upfundraiseup.comFundraise Up provides an AI-powered fundraising platform for nonprofits, including checkout, payment methods, peer-to-peer fundraising, and donor management tools.
Ethenagoethena.comEthena provides a platform of AI compliance agents that review disclosures, flag policy gaps, and update training based on risk signals and policies.Compliance and risk

The two technologies

OpenAI

AI and LLM providers

OpenAI is a platform that provides an API for building with OpenAI models. It is used to access models, tools, and services for tasks such as text generation, image generation, audio, and agents.

Summarized from developers.openai.com on 8 Nov 2026.

under 1% of the 3,304 companies we see using OpenAI also show the other.

All 3,304 companies using OpenAI2,530 name it as a subprocessorMore in AI and LLM providers

Quarterzip

Support and chat

Quarterzip is a screen-share-enabled voice agent that sees a user's screen and guides them through a product in real time. It is used to give users one-to-one guidance across implementation, onboarding, adoption, support, and renewal.

Summarized from quarterzip.ai on 9 Nov 2026.

75% of the 4 companies we see using Quarterzip also show the other.

All 4 companies using QuarterzipMore in Support and chat

Other pairs

Companies with their own evidence for both.

More with OpenAI

Cloudflare3,280companiesGoogle Workspace2,474companiesAnthropic1,994companiesAmazon Web Services1,887companiesStripe1,646companiesGoogle1,549companies

Questions

How many companies use both OpenAI and Quarterzip?

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 OpenAI and Quarterzip?

Datarails, Fundraise Up and Ethena. Each one links to the evidence behind it.

How does StrataDB know a company uses OpenAI and Quarterzip?

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 OpenAI and Quarterzip

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
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