Tool Use

Concept

AI Agents Explained

Agents are LLMs that can take actions in a loop. Here's what that actually means, where they shine, and where they fall over.

Concept

Function Calling Explained

Function calling is how LLMs trigger your code. Here's how it actually works under the hood, and how to design tools that the model uses correctly.

Interview

How do you decide which tools to give an AI agent, and how many is too many?

Tool design is the main lever for agent reliability — bad tool sets cause wrong calls, loops, and security holes.

Interview

How would you design an AI agent that books meetings on behalf of a user?

Tests agent design fundamentals — tool design, safety, reliability under autonomy.

Prompt

Agent Tool Spec Generator

Design a clean function/tool spec for an LLM agent.