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Technologies / OpenAI / Zerobounce

Companies using OpenAI and Zerobounce

15 companies in our data have public evidence for both OpenAI and Zerobounce, and 14 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.

15companies use both
under 1%of OpenAI users
54%of Zerobounce users
14name both as subprocessors

Companies using one are 3.8 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

CompanyOpenAIZerobounce
Activelyactively.aiActively provides AI agents that work sales accounts by researching, prioritizing, and drafting outreach for revenue teams.AI and machine learningSales
agpt.coThis company provides a team of AI experts that handle content, sales, research, and recurring work.AI and machine learningProductivity and collaboration
AiSDRaisdr.comAiSDR provides AI sales software that finds prospects and sends automated outreach emails to book meetings.AI and machine learningSales
Claidclaid.aiClaid provides AI tools and an API for editing and generating product and fashion photos, including background removal, upscaling, AI backgrounds, and AI fashion models.AI and machine learningE-commerce
Clozdclozd.comClozd collects customer feedback through live, AI-assisted, and AI-led interviews, and provides a platform for analyzing it.Sales
Frecklefreckle.ioFreckle provides a CLI for running GTM workflows and enrichments from the terminal.Sales
Fundraise Upfundraiseup.comFundraise Up provides an AI-powered fundraising platform for nonprofits, including checkout, payment methods, peer-to-peer fundraising, and donor management tools.
GRIN AIgrin.aiGrin provides AI-native creator marketing software that finds, recruits, activates, and manages creators for brand partnership programs.Marketing
kudosity.comKudosity provides a business messaging platform for SMS, MMS, WhatsApp, RCS and conversational AI, with a REST API and integrations.CommunicationsDeveloper tools
Loopsterloopster.aiLoopster provides a GTM orchestration platform with unlimited contact data enrichment, including work and personal emails and phones.Sales
Portport.ioPort provides a platform to build, govern and operate an agentic SDLC, including a context lake, agent management, governance and workflow orchestration.AI and machine learningDeveloper tools
Preciselyprecisely.comPrecisely provides data integration, data quality, data governance, location intelligence, master data management, and customer communications software.AI and machine learningData and analytics
Scoroscoro.comScoro provides an AI-powered professional services automation platform for managing projects, resourcing, and finances.Finance and accounting softwareConsulting and services
Surface Labswithsurface.comSurface provides a marketing system that uses revenue data to run campaigns.AI and machine learningMarketing
Current MSPcurrent.dayCurrent is a CRM, marketing, account planning, roadmap, QBR, dashboard and project tool that works alongside a PSA, which keeps time and billing.Sales

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 3,389 companies we see using OpenAI also show the other.

All 3,389 companies using OpenAI2,594 name it as a subprocessorMore in AI and LLM providers

Zerobounce

Email and communications

ZeroBounce is an email verification and deliverability platform. It is used to verify emails, clean email lists, build sender reputation, and monitor inbox health.

Summarized from zerobounce.net on 8 Nov 2026.

54% of the 28 companies we see using Zerobounce also show the other.

All 28 companies using Zerobounce25 name it as a subprocessorMore in Email and communications

Industries

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

AI and machine learning7Sales6Marketing2Developer tools2

Other pairs

Companies with their own evidence for both.

More with OpenAI

Cloudflare3,368companiesGoogle Workspace2,531companiesAnthropic2,049companiesAmazon Web Services1,930companiesStripe1,705companiesGoogle1,599companies

More with Zerobounce

Cloudflare27companiesAmazon Web Services23companiesGoogle Workspace21companiesGoogle Tag Manager17companiesHubSpot15companiesStripe15companies

Questions

How many companies use both OpenAI and Zerobounce?

15 companies in StrataDB's data have public evidence for both, and 14 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 Zerobounce?

Actively, agpt.co, AiSDR, Claid and Clozd, and 10 more companies. Each one links to the evidence behind it.

How does StrataDB know a company uses OpenAI and Zerobounce?

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 Zerobounce

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
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