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Technologies / Notion / OpenAI

Companies using Notion and OpenAI

205 companies in our data have public evidence for both Notion and OpenAI, and 129 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.

205companies use both
45%of Notion users
6%of OpenAI users
129name both as subprocessors

Companies using one are 3.2 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

CompanyNotionOpenAI
A Securitya.securityA Security provides an offensive security and remediation platform that discovers and validates exploitable attack paths and re-tests fixes.Cybersecurity
ABC Sales AIabcsales.aiABC Sales AI is a platform for building an AI workforce that answers customer enquiries, follows up, and helps arrange bookings across messaging channels.AI and machine learningSales
AcademyAIacademyai.coAcademyAI assesses workforces and builds role-specific AI capability through courses, shared workflows, and measurement.AI and machine learningEducation
Albert Inventalbertinvent.comAlbert provides an AI operating system for chemistry that centralizes projects, materials, and experiments and automates tasks within R&D workflows.AI and machine learningBiotech and life sciences
Apivantapivant.ioApivant is an Okta and Auth0 firm that maps an organization's identity program and then changes it.Identity and access
ARAOaraobtp.aiARAO is a software tool that helps construction companies respond to tenders, including monitoring opportunities, Go/No-Go analysis, technical memo writing, and costed pricing schedules.AI and machine learningConstruction
AstrisNexusastrisnexus.comAstris Nexus provides AI-powered tools for drafting M&A and corporate finance materials such as teasers, company profiles, and information memoranda, and for matching investors and advisors.AI and machine learning
Backofficebackoffice.ltBackoffice is a workforce management system for the hospitality industry that combines scheduling, time tracking, documents, tasks and real-time labor costs in one platform.
Belticbeltic.comBeltic provides verification infrastructure that identifies and controls automated AI agent traffic across websites, APIs, and MCP servers.AI and machine learningCybersecurity
BuildBetterbuildbetter.aiBuildBetter provides a platform that reads customer calls, tickets, and documents to link feedback to accounts and sources, and offers an agent called BoB.AI and machine learningCustomer support
Capablycapably.aiCapably provides an AI platform and process automation tools that let organizations delegate work to AI.AI and machine learning
Cartacarta.comCarta provides software for managing equity, fund administration, and legal and compliance workflows for private capital.Finance and accounting software
Cavellcavell.aiCavell is an AI assistant that listens in during consultations and takes over administrative work such as medical reporting.AI and machine learningHealthcare
Chatwootchatwoot.comChatwoot is a customer support tool that combines an AI agent, multiple communication channels, and a help center in one place.Customer support
Checkout Pagecheckoutpage.comCheckout Page lets businesses accept payments for digital products, subscriptions, event tickets, physical products, services, and donations through hosted pages, embedded checkouts, pop-ups, and payment links.E-commercePayments
Cialfocialfo.coCialfo is an AI-powered university guidance platform that helps students build profiles, explore careers, discover universities, and submit applications directly.Education
Cloud Codecloudcode.proCloud Code supplies OSINT solutions and a modular platform for collecting and analyzing big data and open source information.Data and analytics
Codemodcodemod.comCodemod provides a platform for automating code changes and migrations across large codebases, with visibility and control for engineering teams.Developer tools
Coefficientcoefficient.ioCoefficient connects live business data from other systems into Google Sheets and Excel for reporting and automated workflows.Data and analytics
Conductorconductor.buildConductor runs a team of coding agents in the cloud, with isolated sandboxes for each agent.AI and machine learningDeveloper tools
Conveoconveo.aiConveo provides an AI moderator that interviews real people and builds a queryable consumer understanding layer for enterprise teams.AI and machine learning
Corvic AIcorvic.aiCorvic turns enterprise documents, tables and tools into answers, apps and pipelines.AI and machine learningData and analytics
CreativeXcreativex.comCreativeX provides a system for measuring creative, content and media to support creative development, content production and media activation.Marketing
CU Appscuapps.co.ukCU Apps provides digital products for credit unions, including branded mobile apps, AI chatbots, loan calculators, and an AGM hub.BankingFintech
Customerscore.ioCustomerscore.io is an AI-native Customer Success platform that connects customer data from tools like Stripe, HubSpot, and Salesforce to show health scores, churn risk, and expansion opportunities.Customer supportData and analytics

180 more companies

See every company using both Notion and OpenAI, with the source for each.

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The two technologies

Notion

Productivity

Notion is a workspace where teams capture knowledge, find answers with citations, and automate tasks with AI agents. It is used to bring work and context together in one system of record.

Summarized from notion.so on 8 Nov 2026.

45% of the 459 companies we see using Notion also show the other.

All 459 companies using Notion253 name it as a subprocessorMore in Productivity

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.

6% of the 3,366 companies we see using OpenAI also show the other.

All 3,366 companies using OpenAI2,578 name it as a subprocessorMore in AI and LLM providers

Industries

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

AI and machine learning12Data and analytics4Customer support3Cybersecurity2Education2Identity and access2Developer tools2

Other pairs

Companies with their own evidence for both.

More with Notion

Cloudflare411companiesGoogle Workspace350companiesSlack317companiesAmazon Web Services279companiesHubSpot211companiesStripe197companies

More with OpenAI

Cloudflare3,347companiesGoogle Workspace2,518companiesAnthropic2,036companiesAmazon Web Services1,920companiesStripe1,691companiesGoogle1,585companies

Questions

How many companies use both Notion and OpenAI?

205 companies in StrataDB's data have public evidence for both, and 129 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 Notion and OpenAI?

A Security, ABC Sales AI, AcademyAI, Albert Invent and Apivant, and 200 more companies. Each one links to the evidence behind it.

How does StrataDB know a company uses Notion 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 Notion 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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