Answers, when you need them.

Lexi runs on macOS and Windows. Use a recent version of either for the best experience.

Download Lexi for your computer from the download page. On macOS, drag it into Applications. On Windows, run the installer. Open Lexi, sign in and connect an app. Setup takes a few minutes.

Press your keyboard shortcut, or click the Lexi icon at the edge of your screen. You choose the shortcut in Settings.

No. Lexi uses push-to-talk: it listens only while you hold your shortcut or the mic button. When you let go, it stops. You can also type any request.

No. Lexi never watches your screen in the background. It uses only the context you choose to share, such as a window, a document or an email thread.

Lexi uses your information only to do the tasks you ask for. We never sell your data. Your data is encrypted in transit and at rest. We work with a small number of trusted providers (hosting, email delivery and AI models) under strict data-protection agreements. The Privacy policy has the full details.

Yes. You decide what Lexi keeps. Delete individual memories and items, or delete your whole account, at any time. The Privacy policy explains how deletion works.

Anything consequential: sending email or invites, posting messages, sharing or deleting files, and anything that leaves your computer. Lexi shows exactly what it will do first.

Yes. The activity log lists every action, with what Lexi did, when and where. Where an action can be undone, you will see Undo.

Gmail and Google Workspace, Outlook and Microsoft 365, Slack, Notion and Zoom.

Go to Settings, then Apps. Select an app to connect it and choose its permissions. Select Disconnect to remove it. Revoked access takes effect immediately.

New connections start with read access only, so Lexi cannot change anything until you say so. You can add more permissions later.

Preferences you approve, such as how you like replies worded. Lexi keeps them in your account.

Go to Settings, then Memory. You can view, edit or delete anything, or turn memory off completely.

Another app may be using the same keys. Open Settings, then Shortcut, and choose a different combination. Make sure Lexi is running. On macOS, check that Lexi has the system permissions it asks for.

Check that your microphone is plugged in and selected in your system sound settings. Confirm that Lexi is allowed to use the microphone in your system privacy settings on macOS or Windows. Hold the shortcut for the whole time you speak. If voice still fails, type your request.

Open Lexi and select your account in Settings. From there you can sign out, change account details or delete your account.

Lexi is built by Shubh, its founder. Read about Lexi.

Use the contact page for product help, partnerships, press or general questions. We read every message and reply as soon as we can. Found a security issue? Tell us through the contact form and we'll respond quickly.