### Answer
### Answer
Based on the available documentation:
**Account**: Your overall Retell AI identity used for authentication and login. Retell uses Auth0 as the login system. [(1) ](
) An account can have statuses like Active, Verification Needed, Invoice Past Due, or Invoice Overdue.
**Workspace**: A container within your account for managing projects and collaborating with team members. [(2) ](
)
- When you first create an account, a default workspace is automatically created for you.
- You can create additional workspaces.
- Each workspace has its own members, settings, and billing.
- If you delete the only workspace in an account, the account is deleted automatically. [(1) ](
)
**Key differences**:
- One account can contain multiple workspaces [(2) ](
)
- Team members are invited to specific workspaces, not to the account itself
- Workspaces have their own workspace ID (org ID)
- Billing is managed at the workspace level [(6) ](
)