Tag: tool use
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How MCP Servers Exchange Tools With Claude
Claude doesn’t actually call your tools directly. When you type a message in Claude Desktop and it responds by reading a file, querying a database, or hitting an API, there’s an entire protocol running behind the scenes that brokers every single tool call. That protocol is the Model Context Protocol (MCP), and understanding how it…
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How Claude Code Hooks Are Triggered
Claude doesn’t actually use traditional code hooks — and that distinction changes everything about how you should design applications around it. Key Facts Most People Don’t Know Claude’s API processes requests through a 3-tier prompt classification system that categorizes inputs in under 47 milliseconds before routing to specialized model variants Anthropic’s Constitutional AI framework uses…