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Technologies / Lemon Squeezy / OpenAI

Companies using Lemon Squeezy and OpenAI

20 companies in our data have public evidence for both Lemon Squeezy and OpenAI, and 15 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.

20companies use both
50%of Lemon Squeezy users
1%of OpenAI users
15name both as subprocessors

Companies using one are 3.6 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

CompanyLemon SqueezyOpenAI
Angie Chatangiechat.com
Bersynbersyn.comBersyn records what AI assistants like ChatGPT, Claude, Perplexity and Gemini answer when buyers ask which tools to use in a category, showing which companies are named and what was cited.AI and machine learningMarketing
Citerankciterankscore.comCiterank audits websites to show why AI search engines and AI agents skip or fail on their pages, then writes and deploys fixes such as schema, llms.txt and robots rules.AI and machine learning
codeguyakashcodeguyakash.incodeguyakash is an independent software studio that builds email tracking and email management tools along with mobile apps, browser extensions, and desktop utilities.Developer toolsProductivity and collaboration
datavesseldatavessel.iodatavessel is an MCP server that connects AI agents to a shop, Google Merchant Center and Google Ads.AI and machine learningE-commerce
DocuChatdocuchat.ioDocuChat builds AI chatbots that answer questions using a company's own documents, websites, and videos, with citations.AI and machine learningCustomer support
Inbox Zerogetinboxzero.comInbox Zero is an AI email assistant that organizes Gmail and Outlook inboxes, labels emails, and drafts replies.AI and machine learningProductivity and collaboration
Helploomhelploom.comHelploom provides a customer support tool with live chat, a help center, and an AI chatbot.Customer support
Lanelaneapp.coLane is a product intelligence platform that reads customer feedback and surfaces what matters.AI and machine learningCustomer support
LittleAIMasterlittleaimaster.comLittleAIMaster is an AI education app with story-driven lessons, quizzes, and creation tools that teach students in Grades 6–12 how AI works.AI and machine learningEducation
Neetoneeto.comNeeto is a collection of free business tools, including scheduling, recording, help desk, invoicing, forms, chat, knowledge base, and quiz products, that run in one workspace.Productivity and collaboration
NeetoFormneetoform.comNeetoForm is a free online form builder that lets users create forms which can sell products, take payments, and generate PDF documents.
Objeqobjeq.ioOBJEQ is a Chrome extension that provides real-time AI sales coaching by showing suggested lines on screen during live sales calls.Sales
PaperBrainzpaperbrainz.comPaperBrainz provides an AI customer support chatbot for websites that answers visitors automatically and hands conversations to a team when needed.
RisQorerisqore.comRisQore provides a GRC platform for running client programmes, evidence, and audit work from one place.Compliance and risk
Intellriseintellrise.comIntellrise builds and maintains a managed AI agent from a company's job post, for $490 a month.AI and machine learning
Livada.ioLivada provides WordPress SEO tools and services that measure how websites appear to search engines and AI agents.AI and machine learningMarketing
Mstymsty.aiMsty provides a connected system of private AI workspaces, bounded AI agents, a model gateway, and a governed knowledge layer.AI and machine learningProductivity and collaboration
Gixogixo.aiGixo provides a suite of products for creating presentations, content, visuals, briefs, proposals, legal documents, books, and project delivery.Productivity and collaboration
ManyPImanypi.comManyPI provides lead generation, email verification, cold email outreach, and workflow automation tools.Sales

The two technologies

Lemon Squeezy is an all-in-one platform for running a SaaS business. It is used for payments, subscriptions, global tax compliance, fraud prevention, multi-currency support, failed payment recovery, and PayPal integration.

Summarized from lemonsqueezy.com on 8 Nov 2026.

50% of the 40 companies we see using Lemon Squeezy also show the other.

All 40 companies using Lemon Squeezy22 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.

1% of the 3,285 companies we see using OpenAI also show the other.

All 3,285 companies using OpenAI2,522 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 learning10Productivity and collaboration5Customer support3Marketing2Sales2

Other pairs

Companies with their own evidence for both.

More with Lemon Squeezy

Cloudflare42companiesGoogle Workspace20companiesNext.js20companiesGoogle19companiesVercel17companiesAnthropic16companies

More with OpenAI

Cloudflare3,284companiesGoogle Workspace2,478companiesAnthropic1,997companiesAmazon Web Services1,891companiesStripe1,647companiesGoogle1,550companies

Questions

How many companies use both Lemon Squeezy and OpenAI?

20 companies in StrataDB's data have public evidence for both, and 15 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 Lemon Squeezy and OpenAI?

Angie Chat, Bersyn, Citerank, codeguyakash and datavessel, and 15 more companies. Each one links to the evidence behind it.

How does StrataDB know a company uses Lemon Squeezy 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 Lemon Squeezy 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.

  • Every company and vendor, with its public source
  • 100 API calls a month, plus MCP and the Chrome extension
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