Autofill Passwords with 1Password and Browser Use

This tutorial explains how to connect 1Password to Browser Use Cloud via a read-only service account so an agent can fill passwords and TOTP codes, using a dedicated vault and a public test site (The Internet) to verify a login. It covers creating the vault and service account, connecting the token in Browser Use, running the login task through the dashboard or the V4 REST API, and troubleshooting common failures.