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Privacy Policy

Last updated October 14, 2026

The short version

Tether stores the customer feedback you bring to it so you can find what your customers said. We use it to run Tether for you, and for nothing else. We don’t sell it, we don’t advertise with it, and we don’t use it to train AI models. Ask, and we’ll delete it.

What we collect

  • Your account. Your email address, and your name and avatar if you sign in with GitHub or Google. We never see a password; Tether doesn’t have them.
  • Feedback you add. Call transcripts and conversations (email, LinkedIn, text messages, Slack threads, Product Hunt, Indie Hackers, YouTube, X and Bluesky replies) that you, your AI assistant, or an integration you turn on send us, and the people at your customers they came from: names, email addresses and notes you add.
  • What we work out from it. Pain points, the quotes behind them, summaries, and the links between them and your work (pull requests, issues).
  • Your company’s public website. When you sign up with a work email, we read the public site at that domain to describe your company and product. You can change what we saved.
  • Integrations you connect. For Slack: the workspace, the channels you choose and their messages. For GitHub: the repositories you choose and their pull requests and commits. For AI assistants: the access tokens that let them reach your account.
  • Tether for Chrome. If you install our Chrome extension, it reads a page only when you add a quote from it: the text you selected, the page’s address and title, and on some sites the name, profile link and time of the comment’s author. Quotes wait in your browser until you save them, and are sent only to Tether. It doesn’t read your browsing history, pages you don’t add a quote from, or anything you type.
  • Usage. Pages viewed and actions taken in Tether, including which tools your AI assistant calls. Never the text of your feedback.

How we use it

  • To run Tether: store your feedback, find pain points in it, and answer your questions about it.
  • To send you the email you need: sign-in links and the feedback digest, which you can unsubscribe from.
  • To post what you asked for: a comment on your pull requests, if you turned that on.
  • To understand how Tether is used, so we can make it better.
  • To keep Tether secure and stop abuse.

Who else handles it

We use these providers to run Tether. Each gets only what its job needs, under its own terms:

  • Supabase: database and sign-in.
  • Vercel: hosting, and the gateway to AI models.
  • Anthropic, through Vercel’s AI Gateway: reads your feedback to find pain points and write summaries.
  • TypeSafe: judges whether a pull request or Slack message relates to your feedback.
  • Resend: sends our email.
  • Mixpanel: usage analytics.
  • GitHub, Google and Slack: when you sign in with or connect them.

We share data otherwise only if the law requires it, or as part of a sale or merger of Tether, in which case this policy keeps applying to it.

Cookies and local storage

We use a cookie to keep you signed in, and browser storage to count page views and visits for our analytics. No advertising cookies.

How long we keep it

For as long as your account exists. Delete it, or ask us to delete any part of it, and we remove it from Tether; copies in backups expire on the backup schedule. We may keep what the law requires us to.

Your choices

  • Email hello@usetether.io to see, correct, export or delete your data, or to close your account.
  • Disconnect Slack, GitHub or an AI assistant, or remove the Chrome extension, at any time.
  • Unsubscribe from the digest from any digest email.

Your customers' data

The feedback you add is about your customers. You decide what goes in, and you’re responsible for having the right to share it with us. We handle it only on your behalf. If one of your customers asks us about their data, we’ll point them to you.

Security

Data is encrypted in transit and at rest with our providers, access is limited to what each part of Tether needs, and we don’t store your GitHub credentials. No system is perfectly secure; if something goes wrong that affects you, we’ll tell you.

Children

Tether is for businesses and isn’t meant for anyone under 16.

Changes

If we change this policy, we’ll update the date above, and email you first about anything that changes how your data is used. See also our Terms of Service.

Contact

Questions about privacy: hello@usetether.io.