{"version":"2.0.52","anchor":"startup-profiling-reports-saved-to-files","canonical_anchor":"startup-profiling-reports-saved-to-files","heading":"Startup Profiling Reports Saved to Files","tier":null,"area":null,"scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.0.52\/e\/startup-profiling-reports-saved-to-files","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.0.52","markdown":"### Startup Profiling Reports Saved to Files\n\n**What:** When startup profiling is enabled, reports are now saved to persistent files for later analysis.\n\n**How to use:**\n\n`export CLAUDE_CODE_PROFILE_STARTUP=1 claude <command> # Report saved to: ~\/.claude\/startup-perf\/<timestamp>.txt` **Details:**\n\n- Previously only logged to console (ephemeral)\n- Now saves to `~\/.claude\/startup-perf\/<timestamp>.txt`\n- Directory created automatically if missing\n- Still logs to console in addition to file\n- **Evidence:** `WV9()` at line 507095, `cP3()` at line 507106"}