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Technologies / ConvertAPI / OpenAI

Companies using ConvertAPI and OpenAI

7 companies in our data have public evidence for both ConvertAPI and OpenAI, and 7 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.

7companies use both
54%of ConvertAPI users
under 1%of OpenAI users
7name both as subprocessors

Companies using one are 3.9 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

CompanyConvertAPIOpenAI
Abundly AIabundly.aiAbundly provides an AI agent platform where business teams build and run AI agents that work across systems and communicate via email, Slack, and SMS.AI and machine learning
Alignedalignedup.comAligned provides an AI deal workspace and digital sales room where sales teams share content, tasks, and next steps with buyers in one link.AI and machine learningSales
Flintflintk12.comFlint provides AI tutoring tools that let teachers build, assign, and monitor activities and watch students work live.AI and machine learningEducation
Miligetmili.aiMili provides AI agents for wealth management firms that automate tasks such as meeting notes, CRM updates, scheduling, and client onboarding.AI and machine learningFintech
Letter AIletter.aiLetter AI provides an AI-native platform for sales training, coaching, content creation, conversational intelligence, and deal pursuit.AI and machine learningSales
SpotDraftspotdraft.comSpotDraft provides a contract management platform that drafts, reviews, and tracks contracts.Legal
TalentLMStalentlms.comTalentLMS provides an all-in-one learning management system for employee, onboarding, partner, and customer training.Education

The two technologies

ConvertAPI is a cloud-based file conversion service that supports over 500 file formats through a single REST API. It is used to convert files between formats, such as converting a DOCX file to PDF with a single request.

Summarized from convertapi.com on 8 Nov 2026.

54% of the 13 companies we see using ConvertAPI also show the other.

All 13 companies using ConvertAPI12 name it as a subprocessor

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.

AI and machine learning5Sales2Education2

Other pairs

Companies with their own evidence for both.

More with ConvertAPI

Amazon Web Services13companiesCloudflare13companiesGoogle Workspace10companiesGoogle Tag Manager8companiesGoogle7companiesGoogle Analytics7companies

More with OpenAI

Cloudflare3,255companiesGoogle Workspace2,455companiesAnthropic1,979companiesAmazon Web Services1,880companiesStripe1,632companiesGoogle1,531companies

Questions

How many companies use both ConvertAPI and OpenAI?

7 companies in StrataDB's data have public evidence for both, and 7 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 ConvertAPI and OpenAI?

Abundly AI, Aligned, Flint, Mili and Letter AI, and 2 more companies. Each one links to the evidence behind it.

How does StrataDB know a company uses ConvertAPI 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 ConvertAPI 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
  • Work email only. No card, no sales call