Restart Claude. The tools appear under the 🔧 menu. Other agents (Cline, OpenWebUI, Ollama) follow the same package; check the install switcher on the landing page for client-specific config paths.
Your first call
Ask the agent something it would need pricing for:
prompt
"Find me a Sony WH-1000XM5 in Australia, cheapest with 2-day delivery."
The agent decides which tool to call. In this case it picks search_products, then potentially follows up with get_price_history to verify the deal is genuine.
Anatomy of a response
Every tool returns structured JSON. The agent reads it and decides what to surface to you. Here’s what comes back from search_products: