AI & LLMs

    Generative AI & LLM Engineering

    LLMs, RAG, agents, transformers, vector DBs, prompt engineering, MLOps.

    This is the TechLeague pillar page for AI & LLMs: 64 hand-curated guides, blueprints and roadmaps, grouped by sub-topic so you can go from zero to production fast. Start anywhere — every article is independent and links back to its cluster.

    Latest articles

    Fundamentals10

    AI & LLMs
    ·7 min read

    Attention mechanism explained

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·8 min read

    Context window engineering and long-context tricks

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    Embeddings explained: from word2vec to LLMs

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    Knowledge distillation for smaller models

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    LLM fundamentals for engineers

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    Model Context Protocol (MCP) deep dive

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    Mixture of Experts (MoE) explained

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    Quantization techniques: GPTQ, AWQ, GGUF, FP8

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    Tokenization: BPE vs SentencePiece vs Tiktoken

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    Transformer architecture deep dive

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    RAG & Agents12

    AI & LLMs
    ·8 min read

    Advanced RAG: hybrid search, reranking, HyDE, GraphRAG

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    AI agents for NetOps: practical patterns

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    AI agents for SecOps: SOC copilots

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    AI storage for training: parallel filesystems

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    DSPy: programming, not prompting

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·8 min read

    Fine-tuning vs RAG vs prompting: when to use what

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·8 min read

    Function calling and tool use across providers

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    LangChain vs LlamaIndex in 2026

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    LLM agents architecture: ReAct, planning, tools

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    Pydantic AI overview

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    RAG architecture patterns that actually work

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    Microsoft Semantic Kernel overview

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    Foundation models12

    AI & LLMs
    ·7 min read

    Anthropic Claude family overview

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    Copilot-style coding assistants compared

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    DeepSeek and the open Chinese LLM wave

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    Google Gemini family overview

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    Meta Llama family overview

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    Mistral models overview

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    Multimodal LLMs: vision, audio, video

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    OpenAI GPT-5 family overview

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    Speech-to-text: Whisper and beyond

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    Text-to-image models: SDXL, Flux, DALL-E

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    Text-to-speech: ElevenLabs, OpenAI TTS, Bark

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    Text-to-video models in 2026: Sora, Veo, Kling

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    More on this topic14

    AI & LLMs
    ·7 min read

    AI data center design fundamentals

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    AI Engineer roadmap 2026

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    LLM evals with Promptfoo and Inspect

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    AI power and cooling design 2026

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    Vector search tuning at scale

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    Chain of thought and reasoning models

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·8 min read

    GPU cluster networking: RDMA, RoCEv2, InfiniBand

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    LoRA, QLoRA and PEFT: efficient fine-tuning

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    NCCL collectives explained for network engineers

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    Prompt engineering in 2026: what still matters

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    RLHF, DPO and preference tuning

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    RoCEv2 vs InfiniBand for AI fabrics

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·7 min read

    Synthetic data for ML training

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    AI & LLMs
    ·8 min read

    Vector databases overview: pgvector, Pinecone, Milvus, Qdrant, Weaviate

    Practical, blueprint-driven walk-through with design choices, pitfalls and a fast learning path.

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    FAQ

    Where should I start with AI & LLMs?
    Open the "Certifications" or "Fundamentals" cluster above and read top-down — every guide is self-contained.
    Are these guides updated for 2026?
    Yes. Every post on this page is dated 2026 and follows current vendor blueprints.
    Do I need a lab to follow them?
    Recommended. Most guides include lab suggestions; for AI & LLMs a free trial or sandbox is usually enough.