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TechAngles Agent Lab — AI Agents, Function Calling & Agent Engineering

Learn how AI agents actually work — tools, function calling, FunctionGemma, agent architecture, workflows, and real hands-on engineering explained simply.

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What Is Orchestration in AI Agents? (The Hidden Layer That Controls Everything)

Let Me Ask You Something In the last post, we saw that AI agents work in a loop: Think → Decide → Use Tool → Get Result → Repeat That made sense. But once I understood that loop… one question immedia

How AI Agents Actually Work (What's Really Going On Behind the Scenes

Let Me Start With Something You've Probably Already Seen You type something like: "fix this bug" And then… you stop. You don't keep typing. You just watch. It reads your code. Changes something. Run

The Part Nobody Explains: How AI Agents Decide What To Do

In the last post, we saw this: AI can use tools. It can: search the web run code open files call APIs Cool. But something still feels… missing. Because there's one question almost nobody properly ex

What Is a "Tool" in AI Agents? (The Part That Makes Them Useful)

In the last post, we said this: An agent = AI that keeps trying But that brings up a fair question. How does it actually do anything? How does it open a file? Search the web? Run code and check if i

what is AI Agent

Let me ask you something before we get into any definitions. Have you used Cursor? Claude? GitHub Copilot? If yes — you've already used an AI agent. Nobody just never told you that. Let me show you wh