Support

Get help with Sum AI.

Last updated October 28, 2026

For anything not covered here, email [email protected] from the address on your Sum AI account so we can find it quickly.

Open Sum AI

Use Sum AI on the web at trysumai.com, or get the Mac app from the download page. Sign in with the same account to pick up your conversations on each device.

Account and Billing

For plan, billing or sign-in questions, email [email protected] with your account email and, for a charge, its date and amount.

SMS Help

Text HELP to +1 646-466-7948 for SMS help, STOP to opt out, or START to resubscribe. See the SMS consent page for details.

Delete Your Account

You can delete your Sum AI account and its workspace data from the app. The Privacy Policy explains what is removed and how long anything else is kept.