Claude Code 2.1.212: The Safety Rails, Fork Commands, and Background Agent Fixes Every Power User Needs to Know
Reading Time: 5 minutesClaude Code 2.1.212 introduces the /forknow command for splitting conversations into background agents, hard caps of 200 on per-session web searches and subagent spawns, and MCP auto-backgrounding after two minutes. The release also fixes a plan-mode permission bypass, a prompt-caching cost regression on Bedrock and Vertex, and a security gap involving bidirectional characters in permission previews.