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Privacy

What ZeroWidth collects, what we do with it, who can see it, how long we keep it, and the rights you have over it.

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Who we are

ZeroWidth, LLC, an Illinois company in the United States, runs ZeroWidth. This policy covers hosted ZeroWidth, the ZeroWidth app you run yourself, and our website.

For what a team brings into ZeroWidth, the team controls the data and we process it on the team's behalf, under the data processing addendum. If a team brought in data about you, ask the team first. For accounts, billing, security and support, we decide how the data is used, as this policy describes. Reach us at contact@zerowidth.ai with "Privacy" in the subject, or our data protection officer at dpo@zerowidth.ai.

What we collect and why

We collect what ZeroWidth needs to work: your name and email address when you sign in, the conversations, files and numbers your team chooses to bring in, and what ZeroWidth reads from them. People a team invites to an interview need no account; what they share goes to that team and is handled like the rest of the team's data. For paid plans we keep billing details, and our payment provider handles card numbers. We also keep service logs, which never hold what your team brought in.

We use this to run ZeroWidth for your team, keep accounts secure, stop abuse, answer you, charge for paid plans, and meet legal obligations. We send no marketing email unless you ask for it.

No training on your data

Nothing your team brings in, and nothing ZeroWidth writes from it, is used to train any AI model, ours or anyone else's. Text goes only to the AI model reading it, with passwords and keys removed first, and only to hosts that keep nothing and don't train on it. Run ZeroWidth yourself with your own model, and nothing leaves your network.

Who gets your data

Only the people your team allows, and the companies that help us run the service, each bound to protect it as we do. Our staff see a team's data only when the team's admin grants access, for a limited time, or to investigate a report of abuse, and every look is recorded. When you connect an AI tool such as Claude or ChatGPT, what passes through it is also seen by that tool's maker, under your agreement with them. We share data when the law requires, after checking the request is valid, or to stop fraud or abuse.

We don't sell personal data. Nothing your team brings into ZeroWidth is ever shared with advertising or analytics providers.

Website analytics and advertising

Our public website may use analytics from Google, and advertising cookies and pixels from providers such as Google, LinkedIn and Meta, to measure visits and how our ads perform. They collect the pages you visit, your device and browser, your rough location, and the ad that brought you, and we share that with those providers for that purpose. They're on by default. You can turn them off at any time in the website's Cookie settings, and if your browser sends a Global Privacy Control signal, advertising cookies stay off. The console and hosted ZeroWidth use none of them.

Where it lives and for how long

Hosted ZeroWidth is offered to customers in the United States and keeps your data there, encrypted, with each team's data kept apart. If you run ZeroWidth yourself, your data stays with you and we hold none of it.

We keep a team's data for as long as the team exists. Uploaded files are deleted once read, and within 90 days at most. Your team can export its data at any time, and remove what a person said or a whole source. When a team's owner deletes the team, it's locked at once and deleted 7 days later, and backups holding it are gone 7 days after that. Service logs are kept 30 days, and your account is deleted with your last team, or sooner if you ask. Billing records are kept as long as the law requires.

Security and privacy

Your rights

Depending on where you live, including under California law, you have the right to:

  • see the data we hold about you;
  • correct it;
  • delete it;
  • limit or object to how we use it;
  • take a copy in a common format;
  • not be subject to a decision made only by automated means that significantly affects you;
  • opt out of the website's advertising cookies, where California law counts them as sharing.

Email contact@zerowidth.ai with "Privacy" in the subject to use them. We answer within the time the law sets, and where a team brought in the data, we pass your request to the team and help them answer. Using your rights never changes how we treat you.

Children, transfers and changes

ZeroWidth is made for businesses and isn't meant for anyone under 13. We don't knowingly collect data from children under 13, and we delete it if we learn we have.

Hosted ZeroWidth serves customers in the United States. When we serve other regions, we'll offer the protections their laws require.

Links to other websites are for convenience, and their own policies apply. What we keep in your browser is on the cookie page. Before a material change to this policy takes effect, we email each hosted team's admins.