AI Agents & Tool Use

Ask a plain chatbot "what's the weather in Tokyo right now?" and it will confidently invent a number. Ask an agent the same thing and it will pause, call a weather API, read the real answer, and tell you. Same model underneath. The difference is that the agent

8 lessons, each with runnable code in the browser.

  1. What Is an Agent?
  2. Tool & Function Calling
  3. The Reason-Act Loop
  4. Multi-Step Tasks & Memory
  5. When Agents Fail
  6. Designing Good Tool Schemas
  7. Planning vs Reacting
  8. Human-in-the-Loop and Approvals

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