Fix Claude Over-Triggering Tools in Your Prompts

In older models, developers used emphatic capitalization like "CRITICAL: You MUST use this tool". Anthropic's best practices note that on newer Claude models, overly aggressive language can cause tools to overtrigger. Replace emphatic directives with balanced, conditional phrasing.

System: You have access to the query_warehouse tool. Use this tool when the user's question requires live transactional metrics from 2026 that are not present in the conversation history. For definitional or mathematical questions, answer directly.