Sign in to a provider once; every later session, in any language, uses it.
For subscriptions a browser opens when this machine has a screen
(openBrowser), else a link or a device code is printed; a Claude Code or
Codex CLI already signed in on this machine is used as is. For API
providers, give the key to save. Already signed in: says so and does
nothing (again: true signs in again).
Sign in to a provider once; every later session, in any language, uses it. For subscriptions a browser opens when this machine has a screen (
openBrowser), else a link or a device code is printed; a Claude Code or Codex CLI already signed in on this machine is used as is. For API providers, give thekeyto save. Already signed in: says so and does nothing (again: truesigns in again).