In May 2026, Claude Code's Hooks system received a significant upgrade. PostToolUse hooks can now intercept and replace output from any tool (not just MCP), hooks can read the current effort level via effort.level or $CLAUDE_EFFORT, and duration_ms tracks actual tool execution time. A new claude ultrareview subcommand also enables non-interactive code review from CI pipelines.
In May 2026, Claude Code received a massive update: Routines, /ultrareview, and Claude Opus 4.7 as the new default. Scheduled cloud agents, parallel multi-agent code review, and the xhigh effort level β an EdTech CEO analyzes what the finished form of a vibe coding tool looks like.
In April 2026, Anthropic introduced Ultraplan and the Monitor tool to Claude Code. Here is a look at the new collaborative development workflow β from cloud-based planning to intelligent background process monitoring.
Claude Code's April 2026 update adds an interactive Google Vertex AI setup wizard, a real-time background-script monitoring tool (Monitor), Linux PID namespace isolation for subprocess security, and a 60% speed boost on the Write tool. Everything developers and educators need to know.
The April 2026 Claude Code update introduces /powerup interactive tutorials, MCP connection improvements, PreToolUse defer hooks, and PermissionDenied events. Here is how your AI coding workflow changes.