{"slug": "anthropic-shifts-claude-code-auto-mode-to-opt-out-default-starting-august-14", "title": "Anthropic shifts Claude Code auto mode to opt-out default starting August 14", "summary": "Anthropic will make auto mode the default permission model in Claude Code starting August 14, shifting from opt-in to opt-out autonomous execution. In auto mode, a second Claude Sonnet 5 model grades consequential actions against a classifier ruleset, but The New Stack reports that 44 KB of the classifier's prompt is undocumented and inaccessible, governing when documented safety rules bend.", "body_md": "# Anthropic shifts Claude Code auto mode to opt-out default starting August 14\n\nAccording to The New Stack, Anthropic is making auto mode the default permission model in Claude Code beginning August 14, shifting from opt-in to opt-out autonomous execution. In auto mode, a second Claude Sonnet 5 model grades consequential actions before execution against a classifier ruleset; The New Stack found 44 KB of the classifier's prompt is undocumented and inaccessible, governing when documented safety rules bend.\n\n## Topics\n\n## Sources\n\n- Press\n[Read article](https://www.highflame.com/blog/the-44kb-of-claude-codes-rulebook-you-cant-print/) - Press\n[Read article](https://thenewstack.io/claude-code-auto-mode/)\n\n## Go deeper\n\nThis intelligence is sourced automatically from public sources across the web and synthesised by the Prefactor AI pipeline. Stories are reviewed before publication.", "url": "https://wpnews.pro/news/anthropic-shifts-claude-code-auto-mode-to-opt-out-default-starting-august-14", "canonical_source": "https://www.getreadyforagents.com/news/claude-code-auto-mode-default/", "published_at": "2026-08-08 20:05:21+00:00", "updated_at": "2026-08-09 13:17:52.613861+00:00", "lang": "en", "topics": ["ai-policy", "ai-safety", "ai-tools", "artificial-intelligence"], "entities": ["Anthropic", "Claude Code", "Claude Sonnet 5", "The New Stack"], "alternates": {"html": "https://wpnews.pro/news/anthropic-shifts-claude-code-auto-mode-to-opt-out-default-starting-august-14", "markdown": "https://wpnews.pro/news/anthropic-shifts-claude-code-auto-mode-to-opt-out-default-starting-august-14.md", "text": "https://wpnews.pro/news/anthropic-shifts-claude-code-auto-mode-to-opt-out-default-starting-august-14.txt", "jsonld": "https://wpnews.pro/news/anthropic-shifts-claude-code-auto-mode-to-opt-out-default-starting-august-14.jsonld"}}