The complete guide to Claude Code. Opus 4.7, Sonnet 4.6, Haiku 4.5. 1M token context window. 27 hook events. 43 production-tested chapters across 6 topical Parts (Foundation, Workflow, Extension, Context Engineering, Advanced, Reference). Three install tiers. CC 2.1.121+ compatible.
AI DNA shared layer, inter-agent bus, self-telemetry, Monitor tool patterns, statusline, cross-project knowledge, session-end & defrag.
Content rewrite in progress.