Visual Course · PT-BR + EN
Claude CLI Login 101 — from zero, without fear
Understand why OAuth could finish successfully while Claude CLI stayed logged out—and how to prove the fix at the real boundary.
What we assume about you
You can open Warp and paste a command. You do not need to know OAuth, Keychain, or tokens.
4
Lessons
Lesson 1
A success screen is not session state
Separate browser success from the state the CLI actually reads.
Lesson 2Where the credential lives
Understand the old Keychain item, current file, and safe permissions.
Lesson 3A clean recovery
Redo login through the official path without deleting configuration.
Lesson 4Real proof and prevention
Validate state, protected storage, and a real request.
1
Printable cheat sheet