Anthropic Claude Code v2.1.178 Adds Tool Parameter Syntax and Nested Skills Loading

Core summary

One sentence to understand this update

Claude Code v2.1.178 introduces new Tool(param:value) syntax for granular permission rules and enables loading skills from nested .claude/skills directories.

Impact & opportunity

What this could mean

Developers gain more fine-grained control over tool permissions and greater flexibility in organizing and utilizing skills within Claude Code projects.