Originally published on NextFuture On April 29, 2026, CodeRabbit quietly shipped general availability for several features that had been in early access since late 2025 — chat commands, path-scoped review instructions, Mermaid diagrams in PR comments, and ticket-aware reviews. None of them require a plan upgrade. All of them change how a two- to five-person team handles PR review at speed without a dedicated senior reviewer on every thread. What changed Chat commands GA : @coderabbitai summarize , @coderabbitai review , and @coderabbitai generate docstrings moved from early access to general availability on all plans. Reply to any review comment with @coderabbitai and a command — the agent responds inline within 30 seconds on most PRs. Path instructions in .coderabbit.yaml : The path_instructions key now accepts per-directory natural language rules.…