{"version":"2.1.269","anchor":"new-auth-method-classifier-for-telemetry","canonical_anchor":"new-auth-method-classifier-for-telemetry","heading":"New auth-method classifier for telemetry","tier":"internal","area":"Auth","scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.269\/e\/new-auth-method-classifier-for-telemetry","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.269","markdown":"### New auth-method classifier for telemetry\n\nA new internal classifier labels how each session is authenticated, for telemetry purposes\n\n**What**\n\nClaude Code now has a function that determines how the current session is logged in and sorts it into one of several categories: `claude_ai_oauth`, `oauth_token_env`, `oauth_token_fd`, `auth_token_env`, `api_key_helper`, `wif`, `api_key`, or `none`.\n\n**Why**\n\nThis is internal bookkeeping that lets Anthropic break down telemetry and diagnostics by authentication method rather than treating all logins the same.\n\n- Area: Auth\n- Tier: Under the hood\n- Useful: 1\/5\n- Signal: 1\/5"}