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Technologies / MasterCard / OpenAI

Companies using MasterCard and OpenAI

8 companies in our data have public evidence for both MasterCard and OpenAI, and 5 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.

8companies use both
36%of MasterCard users
under 1%of OpenAI users
5name both as subprocessors

Companies using one are 2.6 times as likely as the average company in our data to show evidence of the other.

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

CompanyMasterCardOpenAI
Dieter Datenschutzdieter-datenschutz.deCompliance and risk
FreedomPayfreedompay.comFreedomPay provides a payment orchestration platform that connects to third-party solutions through a single integration.FintechPayments
Livelylivelyme.comLively provides health savings accounts (HSAs) for individuals and benefits administration software for employers, brokers, and consultants.Fintech
NMInmi.comNMI provides an embedded payments platform that includes a payment gateway, merchant onboarding and underwriting tools, and value-added services.Payments
Recorded Futurerecordedfuture.comRecorded Future provides threat intelligence and autonomous defense solutions across cyber operations, digital risk protection, third-party risk, and payment fraud.Cybersecurity
athenaco.aiAthena provides an AI system that reviews student essays and exports feedback to Google Docs.AI and machine learning
HL Hunthlhunt.orgHL Hunt is a fintech company that provides credit builder accounts reporting to credit bureaus, along with payment processing, banking, underwriting, and identity verification software.Fintech
odacovaodacova.deodacova provides an app that gives employees personalized nutrition recommendations for their workplace cafeteria.Food and restaurants

The two technologies

MasterCard

Payments

36% of the 22 companies we see using MasterCard also show the other.

All 22 companies using MasterCard9 name it as a subprocessorMore in Payments

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 3,264 companies we see using OpenAI also show the other.

All 3,264 companies using OpenAI2,507 name it as a subprocessorMore in AI and LLM providers

Industries

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

Fintech3Payments2

Other pairs

Companies with their own evidence for both.

More with MasterCard

Cloudflare23companiesVisa Europe17companiesGoogle Workspace15companiesGoogle Tag Manager14companiesAmazon Web Services11companiesHubSpot11companies

More with OpenAI

Cloudflare3,266companiesGoogle Workspace2,462companiesAnthropic1,985companiesAmazon Web Services1,885companiesStripe1,637companiesGoogle1,540companies

Questions

How many companies use both MasterCard and OpenAI?

8 companies in StrataDB's data have public evidence for both, and 5 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 MasterCard and OpenAI?

Dieter Datenschutz, FreedomPay, Lively, NMI and Recorded Future, and 3 more companies. Each one links to the evidence behind it.

How does StrataDB know a company uses MasterCard and OpenAI?

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 MasterCard and OpenAI

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.

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