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Open-Source LLMs & Local Fine-Tuning. Mastering LoRA, vLLM, Ollama, and Custom SLMs

Break free from expensive cloud APIs and reclaim your digital sovereignty by running powerful LLMs locally. Master the professional stack—from vLLM serving and Unsloth fine-tuning to advanced quantization on consumer GPUs. Build secure, lightning-fast AI applications that protect your data and eliminate recurring token fees forever. Stop renting your intelligence and start building a private, autonomous future on your own hardware.

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About

About

About the Book

Stop Renting AI. Start Owning Your Intelligence.

For years, developers have been locked into the "API-first" era, building applications on top of expensive, closed-source cloud models. You sacrifice data privacy, endure network latency, and pay endless token fees. It is time to declare digital sovereignty.

In this advanced volume of Python Programming, you will discover how to run, fine-tune, and serve powerful Large Language Models (LLMs) entirely on your own local hardware. Moving from theoretical mathematics to production-grade Python code, this book provides the ultimate blueprint for the Local AI Stack.

What’s Inside:
  • Production-Grade Serving: Master vLLM and PagedAttention to serve models at lightning speed to hundreds of concurrent users.
  • The Magic of Quantization: Learn how to squeeze massive 70-Billion parameter models onto a single consumer GPU using GGUF, AWQ, and GPTQ.
  • High-Speed Fine-Tuning: Utilize Unsloth and QLoRA to train custom Small Language Models (SLMs) 2x faster, turning general models into highly specialized corporate assistants.
  • Synthetic Data & RAG Curation: Build pipelines to scrape, clean, and generate "Teacher-Student" datasets, using ChromaDB embeddings to filter out noise.
  • Agentic Tool Calling: Teach your local SLMs to execute Python functions, interact with your OS, and output strict JSON using Pydantic.
  • Asynchronous Backends: Wrap your fine-tuned models in high-performance FastAPI endpoints using WebSockets for real-time token streaming.

Whether you are building privacy-first AI for healthcare, legal tech, or enterprise software, or you are an engineer wanting to push your RTX 5090 to its absolute limits, this book provides the exact scripts, architectural patterns, and Pythonic best practices you need.

Stop sending your sensitive data over the wire!

Check also the other books in this series

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Author

About the Author

Edgar Milvus

A veteran software engineer with 20 years of experience, I have dedicated my career to the art of automation. My philosophy is simple: programming should eliminate repetitive chores to unlock human creativity. This journey began early on with the development of custom code-generation tools and has evolved into a deep mastery of LLMs and their APIs. Today, I specialize in architecting AI-driven solutions that handle everything from complex coding and security tasks to advanced knowledge retrieval, transforming the way we interact with technology

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