February 2026
Intermediate to advanced
772 pages
17h 25m
English
Content preview from Apps and Services with .NET 10 - Third Edition
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9
Building an LLM-Based Chat Service
Integrating a large language model (LLM) like OpenAI’s GPT-5.2 into a .NET project can significantly enhance its capabilities, offering advanced natural language processing, content generation, and more.
This chapter is about building an LLM-based chat service that will fine-tune a standard model with custom information, including PDF and Markdown files, a biography of this book’s author, and information from the Northwind database. This allows the user to ask questions about the author and a fictional corporation’s database.
You will also learn how to build a Model Context Protocol (MCP) server which is the latest standard way to extend the capabilities of an AI agent. Finally, you will learn how to use ...
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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.