When there are many tools with overlapping features, deciding which one to use in different situations
Tool Search tool
Introducing advanced tool use on the Claude Developer Platform
Claude can now discover, learn, and execute tools dynamically to enable agents that take action in the real world. Here’s how.
https://www.anthropic.com/engineering/advanced-tool-use

Tool search tool
Claude API Documentation
https://platform.claude.com/docs/en/agents-and-tools/tool-use/tool-search-tool

Seonglae Cho