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Technologies / OpenAI / Yousign SAS

Companies using OpenAI and Yousign SAS

3 companies in our data have public evidence for both OpenAI and Yousign SAS, and 2 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
38%of Yousign SAS users
2name 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

CompanyOpenAIYousign SAS
Chargebeechargebee.comChargebee provides billing, subscription management, invoicing, payments, and revenue recognition software for businesses that sell recurring, usage-based, or hybrid pricing.Finance and accounting software
Kabeenkabeen.ioKabeen automatically discovers applications and measures their usage, cost and health to build a living dashboard of an application portfolio.Data and analytics
DataChidatachi.aiDataChi provides AI virtual teammates that automate sales tasks such as prospecting, follow-ups, meeting preparation, call summaries, and CRM updates.AI and machine learningSales

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 3,309 companies we see using OpenAI also show the other.

All 3,309 companies using OpenAI2,534 name it as a subprocessorMore in AI and LLM providers

Yousign SAS

Productivity

Yousign is an electronic signature application that lets users send documents for signature and track them in real time. It is used to automate and speed up document signing, both face to face and remotely, with features such as automatic reminders and a sealed, archived proof file.

Summarized from yes.yousign.com on 9 Nov 2026.

38% of the 8 companies we see using Yousign SAS also show the other.

All 8 companies using Yousign SAS6 name it as a subprocessorMore in Productivity

Other pairs

Companies with their own evidence for both.

More with OpenAI

Cloudflare3,296companiesGoogle Workspace2,484companiesAnthropic2,002companiesAmazon Web Services1,893companiesStripe1,657companiesGoogle1,558companies

More with Yousign SAS

Cloudflare8companiesMicrosoft 3656companiesMicrosoft5companies

Questions

How many companies use both OpenAI and Yousign SAS?

3 companies in StrataDB's data have public evidence for both, and 2 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 Yousign SAS?

Chargebee, Kabeen and DataChi. Each one links to the evidence behind it.

How does StrataDB know a company uses OpenAI and Yousign SAS?

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 Yousign SAS

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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