April 2026
Intermediate
490 pages
14h 1m
English
Content preview from Building Agent-Powered Applications
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8
Exploring the Architecture of AI Agents
At this point, we have built a strong foundation in artificial intelligence (AI), natural language processing (NLP), and large language models (LLMs). You've seen how LLMs work under the hood and how to apply them to a wide range of real-world tasks using prompt engineering, retrieval-augmented generation (RAG), and fine-tuning. Now we move to one of the most important and rapidly evolving topics in modern AI: AI agents.
The era of AI agents is just beginning. We are entering a phase where software no longer simply responds to user input but can act on behalf of the user. These systems can plan, make decisions, execute multi-step workflows, interact with external tools, and coordinate with other agents. ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.