Core AI

Large Language Models

Deep dives into GPT, Claude, Gemini, Llama and the transformers powering modern AI

51,344
lessons
Skills in this topic
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LLM Foundations
beginner
Explain how transformers generate text
Prompt Craft
beginner
Write zero-shot and few-shot prompts
LLM Engineering
intermediate
Call LLM APIs with function/tool use
Fine-tuning LLMs
advanced
Prepare fine-tuning datasets
Multimodal LLMs
advanced
Use GPT-4V / Claude Vision for image understanding
All Reads (29,865) Articles (12699)Blog Posts (5651)Tutorials (2409)Research Papers (8232)News (874)
Daily Prompt Is Out. Long Live Spellbook of Prompt 🧙🏻‍♂️
Dev.to · Domenico Tenace 🧠 Large Language Models ⚡ AI Lesson 1h ago
Daily Prompt Is Out. Long Live Spellbook of Prompt 🧙🏻‍♂️
Overview Hey everyone 👋 Some projects start as a quick idea and slowly grow into...
[1/10] How I Built an AI-Powered Assessment-to-Report Pipeline with 6 Modular Skills
Dev.to · Keo Fung | FormLM 🧠 Large Language Models ⚡ AI Lesson 4h ago
[1/10] How I Built an AI-Powered Assessment-to-Report Pipeline with 6 Modular Skills
Series: Building a Modular Assessment Engine (1/10) What if a user could type one sentence — "build...
How we optimized our LLM pipeline to cut token usage by 70%
Dev.to · Adamo Software 🧠 Large Language Models ⚡ AI Lesson 4h ago
How we optimized our LLM pipeline to cut token usage by 70%
Most teams assume the fastest way to reduce AI costs is to switch to a smaller model. In reality,...
I Spent Two Weeks Testing Chinese AI Models and Got Surprised
Dev.to · purecast 🧠 Large Language Models ⚡ AI Lesson 8h ago
I Spent Two Weeks Testing Chinese AI Models and Got Surprised
I Spent Two Weeks Testing Chinese AI Models and Got Surprised Let me be real with you. Before I...
The Second Brain They Can’t Subpoena: Local RAG on a Pi 5
Dev.to · v. Splicer 🧠 Large Language Models ⚡ AI Lesson 10h ago
The Second Brain They Can’t Subpoena: Local RAG on a Pi 5
If your memory is hosted, your thoughts are leased. We did not just move our files to the cloud. We...
Building AI Data Pipelines — How to Feed Your LLM Fresh Web Data
Dev.to · Nick Davies 🧠 Large Language Models ⚡ AI Lesson 10h ago
Building AI Data Pipelines — How to Feed Your LLM Fresh Web Data
Your AI is only as good as its data. Here's how to build automated data pipelines. The...
Claude Azure GA, Anthropic AI Workbench, Google NotebookLM Video Summaries
Dev.to · soy 🧠 Large Language Models ⚡ AI Lesson 10h ago
Claude Azure GA, Anthropic AI Workbench, Google NotebookLM Video Summaries
Claude Azure GA, Anthropic AI Workbench, Google NotebookLM Video Summaries ...
Guardrails for LLM Apps in Java
Dev.to · Puneet Gupta 🧠 Large Language Models ⚡ AI Lesson 13h ago
Guardrails for LLM Apps in Java
Defending the trust boundary in LLM apps: direct and indirect prompt-injection defense, input validation, schema-validated output, and PII redaction — with the
Guardrails for LLM Apps in Python
Dev.to · Puneet Gupta 🧠 Large Language Models ⚡ AI Lesson 13h ago
Guardrails for LLM Apps in Python
Defending the trust boundary in LLM apps: direct and indirect prompt-injection defense, input validation, schema-validated output, and PII redaction — with the
Prompt Caching and Cost Control in Python
Dev.to · Puneet Gupta 🧠 Large Language Models ⚡ AI Lesson 13h ago
Prompt Caching and Cost Control in Python
Token economics, cache_control prompt caching, the Batches API, and cheap-to-strong model routing — controlling LLM spend in Python without sacrificing quality.
Prompt Caching and Cost Control in Java
Dev.to · Puneet Gupta 🧠 Large Language Models ⚡ AI Lesson 13h ago
Prompt Caching and Cost Control in Java
Token economics, cache_control prompt caching, the Batches API, and cheap-to-strong model routing — controlling LLM spend in Java without sacrificing quality.
Evaluating LLM Apps in Python
Dev.to · Puneet Gupta 🧠 Large Language Models ⚡ AI Lesson 13h ago
Evaluating LLM Apps in Python
Building golden eval datasets, scoring with programmatic assertions and LLM-as-judge, and wiring regression tests into CI so a prompt or model change that hurts
Evaluating LLM Apps in Java
Dev.to · Puneet Gupta 🧠 Large Language Models ⚡ AI Lesson 13h ago
Evaluating LLM Apps in Java
Building golden eval datasets, scoring with programmatic assertions and LLM-as-judge, and wiring regression tests into CI so a prompt or model change that hurts
LLM Frameworks vs. the Raw SDK in Java
Dev.to · Puneet Gupta 🧠 Large Language Models ⚡ AI Lesson 13h ago
LLM Frameworks vs. the Raw SDK in Java
Building the same small tool-using agent on the raw Anthropic Java SDK, LangChain4j, and Spring AI, to see honestly where each framework earns its weight.
RAG From Scratch in Java
Dev.to · Puneet Gupta 🧠 Large Language Models ⚡ AI Lesson 13h ago
RAG From Scratch in Java
Building retrieval-augmented generation from first principles in Java: chunking, embeddings, a hand-rolled cosine-similarity vector search, reranking, and when
Bulletproof design for a local LLM-as-a-judge
Dev.to · Michael Rakutko 🧠 Large Language Models ⚡ AI Lesson 15h ago
Bulletproof design for a local LLM-as-a-judge
I build analytics for a living, so I have a reflex: don't trust a number you can't defend. Right...
One Anthropic Researcher's Prompt Changed How I Use AI Forever. Here's the Exact Template.
Dev.to · Yao Xiao 🧠 Large Language Models ⚡ AI Lesson 19h ago
One Anthropic Researcher's Prompt Changed How I Use AI Forever. Here's the Exact Template.
Most prompts ask AI to explain things. The best ones ask it to show you something instead. That...
Why Most Students Learn AI the Wrong Way
Dev.to · Durgam Sharanreddy 🧠 Large Language Models ⚡ AI Lesson 20h ago
Why Most Students Learn AI the Wrong Way
A strange thing is happening in AI education. Students are completing course after course,...
I Built an AI That Never Forgets
Dev.to · Jay Bamroliya 🧠 Large Language Models ⚡ AI Lesson 20h ago
I Built an AI That Never Forgets
I Built an AI That Never Forgets — for $0 (Cognee Hackathon) By Team MindVault — Jay...
Top AI Papers on Hugging Face - 2026-07-05
Dev.to · Y Hành Nhan 🧠 Large Language Models ⚡ AI Lesson 20h ago
Top AI Papers on Hugging Face - 2026-07-05
10 paper AI nổi bật nhất trên Hugging Face hôm nay: từ “Program-as-Weights” đến benchmark...
48,000 characters in 2,700 tokens: lets discuss how LLMs read text as images
Dev.to · carlosortet 🧠 Large Language Models ⚡ AI Lesson 21h ago
48,000 characters in 2,700 tokens: lets discuss how LLMs read text as images
Last December, I discovered a small open-source project that became quite popular called pxpipe that...
Building a Document Q&A Bot: Why Embeddings Are Trickier Than They Look
Dev.to · zhongqiyue 🧠 Large Language Models ⚡ AI Lesson 22h ago
Building a Document Q&A Bot: Why Embeddings Are Trickier Than They Look
I spent a weekend building a Q&A bot for my team's internal docs. It sounded easy: dump PDFs into...
Beam Search from scratch: greedy vs beam vs sampling
Dev.to · Devanshu Biswas 🧠 Large Language Models ⚡ AI Lesson 1d ago
Beam Search from scratch: greedy vs beam vs sampling
When a language model or a translation decoder writes text, it never hands you a finished sentence....
How I Cut My LLM Costs 40x by Switching Off OpenAI This Month
Dev.to · bolddeck 🧠 Large Language Models ⚡ AI Lesson 1d ago
How I Cut My LLM Costs 40x by Switching Off OpenAI This Month
How I Cut My LLM Costs 40x by Switching Off OpenAI This Month Let me tell you a quick story. Last...
📦 AI Context Engineering (Part 2): Tokens, Context Windows & Memory - Why More Context Isn't Always Better
Dev.to · Fazal Mansuri 🧠 Large Language Models ⚡ AI Lesson 1d ago
📦 AI Context Engineering (Part 2): Tokens, Context Windows & Memory - Why More Context Isn't Always Better
In Part 1, we learned that building great AI applications isn't just about writing better...
vLLM vs llama.cpp vs Ollama: What Happens When Your Model Doesn't Fit in 24GB VRAM
Dev.to · Arsen Apostolov 🧠 Large Language Models ⚡ AI Lesson 1d ago
vLLM vs llama.cpp vs Ollama: What Happens When Your Model Doesn't Fit in 24GB VRAM
TL;DR Benchmarked llama.cpp, Ollama, and vLLM across 5 models (1B to 116.8B params) on one...
Cutting the Hype: An Engineering Protocol for Tracking LLM Innovations
Dev.to · Next Big Creative 🧠 Large Language Models ⚡ AI Lesson 1d ago
Cutting the Hype: An Engineering Protocol for Tracking LLM Innovations
Navigating the constant influx of AI news requires a systematic filter built for builders, not...
Checking whether ChatGPT actually recommends your product
Dev.to · Cooki 🧠 Large Language Models ⚡ AI Lesson 1d ago
Checking whether ChatGPT actually recommends your product
Ask ChatGPT or Perplexity "what's the best note-taking app" and you get a shortlist of three to five...
llms.txt in 2026: how to write one that actually scores
Dev.to · Egor 🧠 Large Language Models ⚡ AI Lesson 1d ago
llms.txt in 2026: how to write one that actually scores
Every scanner in the AI-readiness space checks for llms.txt. Half the sites that fail the check fail...
Ten Layers of AI Skill Construction: A Systematic Framework from Prompts to Business Closed Loops
Dev.to · 兆鹏 于 🧠 Large Language Models ⚡ AI Lesson 1d ago
Ten Layers of AI Skill Construction: A Systematic Framework from Prompts to Business Closed Loops
Ten Layers of AI Skill Construction: A Systematic Framework from Prompts to Business Closed...
I Used ChatGPT for 3 Months Before Realizing It Was Forgetting — So I Automated Memory Checks with Playwright
Dev.to · BAOFUFAN 🧠 Large Language Models ⚡ AI Lesson 1d ago
I Used ChatGPT for 3 Months Before Realizing It Was Forgetting — So I Automated Memory Checks with Playwright
Last week I exported over six months of chat history to trace a cross-session project decision chain,...
ArxivLens: Build the Ultimate AI-Powered Academic Research Engine
Dev.to · howiprompt 🧠 Large Language Models ⚡ AI Lesson 1d ago
ArxivLens: Build the Ultimate AI-Powered Academic Research Engine
# ArxivLens: Build the Ultimate AI-Powered Academic Research Engine If you are a builder or a technical founder, you know the pain: the gap
Summary — Your Next Steps as an AI Architect
Dev.to · Hiroki Kameyama 🧠 Large Language Models ⚡ AI Lesson 1d ago
Summary — Your Next Steps as an AI Architect
What We Built in This Guide In the previous guide, we went from RAG to cloud deployment....
n8n Information Extractor Node: Extract Structured Data from Text Using AI — Free Workflow JSON
Dev.to · Pirate Prentice 🧠 Large Language Models ⚡ AI Lesson 1d ago
n8n Information Extractor Node: Extract Structured Data from Text Using AI — Free Workflow JSON
Master the n8n Information Extractor node: extract structured fields from unstructured text using LLMs. Schema definition, output modes, gotchas, and 3 real wor
Simon Willison's Blog 🧠 Large Language Models ⚡ AI Lesson 1d ago
Better Models: Worse Tools
Better Models: Worse Tools Armin reports on a weird problem he ran into while hacking on Pi: The short version is that newer Claude models sometimes call Pi’s e
Una capa de prompts que se califica a sí misma por resultados, hace A/B testing de sus propias reescrituras, e intercambia al ganador casi sin despliegue
Dev.to · Franchesco Romero 🧠 Large Language Models ⚡ AI Lesson 1d ago
Una capa de prompts que se califica a sí misma por resultados, hace A/B testing de sus propias reescrituras, e intercambia al ganador casi sin despliegue
Casi todo el "manejo de prompts" es una carpeta de archivos .txt y una revisión de código. Esto es lo...
LLM APIs as Infrastructure: Building Deterministic Systems Around Probabilistic AI
Dev.to · Akilah Littlejohn 🧠 Large Language Models ⚡ AI Lesson 1d ago
LLM APIs as Infrastructure: Building Deterministic Systems Around Probabilistic AI
How to build deterministic guardrails around probabilistic LLM outputs using structured schemas, runtime validation, and CI/CD evals.
Triage tenant maintenance requests with a property-management agent
Dev.to · Qasim 🧠 Large Language Models ⚡ AI Lesson 1d ago
Triage tenant maintenance requests with a property-management agent
Give your property a maintenance@ Agent Account that intakes tenant requests, prioritizes them with an LLM, routes known vendors by sender rule, and emails tena
The Claude Code Leak of 2026 — What 512,000 Lines of Leaked Source Code Actually Revealed
Dev.to · Bhagvat Meena 🧠 Large Language Models ⚡ AI Lesson 1d ago
The Claude Code Leak of 2026 — What 512,000 Lines of Leaked Source Code Actually Revealed
On March 31, 2026, one of the most extraordinary events in AI industry history unfolded — not through...
🚀 Building a 4-in-1 AI Summarizer: One Tool for Meetings, Articles & Code!
Dev.to · Ria saraswat 🧠 Large Language Models ⚡ AI Lesson 1d ago
🚀 Building a 4-in-1 AI Summarizer: One Tool for Meetings, Articles & Code!
The Problem In an era of endless meetings, long-form articles, and complex technical...
Sematic Coherance
Dev.to · Claire Goldbeg 🧠 Large Language Models ⚡ AI Lesson 1d ago
Sematic Coherance
Semantic coherence is not a quality metric or an alignment outcome. It is the structural condition...
What Is MCP (Model Context Protocol) and Why Everyone Is Talking About It
Dev.to · LePhuongTrung 🧠 Large Language Models ⚡ AI Lesson 1d ago
What Is MCP (Model Context Protocol) and Why Everyone Is Talking About It
Introduction Artificial Intelligence has advanced rapidly over the past few years, but...
The Best Vector Database in 2026: Qdrant vs Pinecone vs Weaviate vs Milvus vs pgvector
Dev.to · Darshit Radadiya 🧠 Large Language Models ⚡ AI Lesson 2d ago
The Best Vector Database in 2026: Qdrant vs Pinecone vs Weaviate vs Milvus vs pgvector
I've run production RAG systems on four of these. Here's the comparison I wish someone had written...
Building Instant Translation Assistance for Book Translations with Python and LLMs
Dev.to · 龚旭东 🧠 Large Language Models ⚡ AI Lesson 2d ago
Building Instant Translation Assistance for Book Translations with Python and LLMs
How we integrated real-time phrase translation feedback into our AI-powered book translation...
Use GPT, Claude, and Gemini with the OpenAI SDK — one base_url, any language
Dev.to · chenxiao5580-cmd 🧠 Large Language Models ⚡ AI Lesson 2d ago
Use GPT, Claude, and Gemini with the OpenAI SDK — one base_url, any language
If you're juggling separate SDKs and API keys for OpenAI, Anthropic, and Google, here's a simpler...
Solon 4.0 ChatModel: A Practical Guide to Building LLM-Powered Applications
Dev.to · Solon Framework 🧠 Large Language Models ⚡ AI Lesson 2d ago
Solon 4.0 ChatModel: A Practical Guide to Building LLM-Powered Applications
Learn how to integrate LLMs into Java applications using Solon 4.0's ChatModel API. Covers sync/streaming calls, conversation memory with ChatSession, and pract
The age of local LLMs is here
Dev.to · darkpenguin 🧠 Large Language Models ⚡ AI Lesson 2d ago
The age of local LLMs is here
Half a year ago, I wanted to see for myself what can we currently have with local LLMs. I went down...
The Tool We Built to Measure AI Visibility Couldn't Find Itself
Dev.to · Tabor Bachelor 🧠 Large Language Models ⚡ AI Lesson 2d ago
The Tool We Built to Measure AI Visibility Couldn't Find Itself
Two weeks before we launched Relevyn, I opened ChatGPT and asked it a question I already thought I...