Opus 4.6 output raised to 64k default / 128k ceiling (Sonnet 4.6 also gets 128k); hook bypass now respects enterprise deny rules; 4 memory fixes with 45% faster --resume
allowRead sandbox filesystem setting to re-allow read access within denyRead regions--resume on fork-heavy and very large sessions — up to 45% faster loading and ~100-150MB less peak memoryclaude plugin validate to check skill, agent, and command frontmatter plus hooks/hooks.json, catching YAML parse errors and schema violationsCLAUDE_CODE_PLUGIN_SEED_DIRcd src && npm test) saving a single rule for the full string instead of per-subcommand, leading to dead rules and repeated permission prompts--resume silently truncating recent conversation history due to a race between memory-extraction writes and the main transcript"allow" bypassing deny permission rules, including enterprise managed settingsCLAUDE_CODE_DISABLE_EXPERIMENTAL_BETAS not stripping beta tool-schema fields, causing proxy gateways to reject requests/feedback text input deleting forward instead of the second press exiting the sessiongit-subdir plugins at different subdirectories of the same monorepo commit colliding in the plugin cache/mcp or similar dialogs while the agent is running⌘V or tmux prefix+]←/→ accidentally switching tabs in settings, permissions, and sandbox dialogs while navigating lists/fork to /branch (/fork still works as an alias)resume parameter — use SendMessage({to: agentId}) to continue a previously spawned agent/copy now accepts an optional index: /copy N copies the Nth-latest assistant responseapiKeyHelper takes longer than 10s, preventing it from blocking the main loopSendMessage now auto-resumes stopped agents in the background instead of returning an errormacOptionClickForcesSelection setting