Core AI

Large Language Models

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

51,166
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 (29,695) Articles (12628)Blog Posts (5609)Tutorials (2354)Research Papers (8231)News (873)
The Production-Ready Guide to Self-Hosting LLaMA 3 on a GPU Dedicated Server
Dev.to · Shannon Dias 🧠 Large Language Models ⚡ AI Lesson 1w ago
The Production-Ready Guide to Self-Hosting LLaMA 3 on a GPU Dedicated Server
Most online AI guides share a major flaw: they are written for local development on a laptop rather...
Upgrading fallback AI model entries to curated quality with a deterministic hash pool
Dev.to · MORINAGA 🧠 Large Language Models ⚡ AI Lesson 1w ago
Upgrading fallback AI model entries to curated quality with a deterministic hash pool
How polish.py upgrades 380 model entries without an API call: MD5-based pool selection, license and framework extraction from HuggingFace tags, and why determin
I got tired of managing separate APIs for GPT, Claude, Gemini, DeepSeek, and Qwen
Dev.to · GWEN 🧠 Large Language Models ⚡ AI Lesson 1w ago
I got tired of managing separate APIs for GPT, Claude, Gemini, DeepSeek, and Qwen
I’ve been building with LLM APIs for a while, and one thing that keeps getting annoying is not the...
Understanding Long-Term Memory: The Foundation of AI Self-Evolution (2024)
Dev.to · Ndukwe Daniel 🧠 Large Language Models ⚡ AI Lesson 1w ago
Understanding Long-Term Memory: The Foundation of AI Self-Evolution (2024)
Note: This article is a summary and interpretation of the research paper Long Term Memory: The...
Self-Hosted Ollama Homelab: 3 Mistakes Running Local LLMs
Dev.to · Oleksandr Kuryzhev 🧠 Large Language Models ⚡ AI Lesson 1w ago
Self-Hosted Ollama Homelab: 3 Mistakes Running Local LLMs
Originally published on kuryzhev.cloud We thought setting up a self-hosted Ollama homelab for...
How to Build a Real-Time AI Agent with LangChain + TalorData
Dev.to · Elowen 🧠 Large Language Models ⚡ AI Lesson 1w ago
How to Build a Real-Time AI Agent with LangChain + TalorData
If you're building AI agents in 2026, one thing becomes obvious pretty quickly: without real-time...
LiteLLM vs OpenRouter: I Used Both. Here's Where Each One Actually Broke.
Dev.to · Sahajmeet Kaur 🧠 Large Language Models ⚡ AI Lesson 1w ago
LiteLLM vs OpenRouter: I Used Both. Here's Where Each One Actually Broke.
LiteLLM vs OpenRouter isn't a close call, they're solving different problems. I ran both in production before understanding that. Here's the honest breakdown of
Claude Code Costs, Act III — The ecosystem of options for spending less
Dev.to · Sumedh Bala 🧠 Large Language Models ⚡ AI Lesson 1w ago
Claude Code Costs, Act III — The ecosystem of options for spending less
There is a whole open-source ecosystem aimed at cutting LLM cost. The trick to evaluating any of it...
My LLM API Calls Were Failing Silently. Here's the Logging Setup I Wish I Had Earlier
Dev.to · plasma 🧠 Large Language Models ⚡ AI Lesson 1w ago
My LLM API Calls Were Failing Silently. Here's the Logging Setup I Wish I Had Earlier
The first few LLM API bugs I hit in production were easy to notice. The request failed. The user saw...
Prompting AI for Complex Multi-Table SQL: A Practical Guide
Dev.to · Vivek Kumar 🧠 Large Language Models ⚡ AI Lesson 1w ago
Prompting AI for Complex Multi-Table SQL: A Practical Guide
Generic prompts produce broken JOINs. Learn the exact techniques — schema injection, chain-of-thought, few-shot examples — that get AI to write accurate multi-t
The Day My Research Assistant Finally Got a Memory
Dev.to · Sasidhar Prathipati 🧠 Large Language Models ⚡ AI Lesson 1w ago
The Day My Research Assistant Finally Got a Memory
I've spent the last few weeks wrestling with a problem that I suspect many AI builders share: my...
Can AI Scan the Internet? AI Search vs Real-Time Monitoring
Dev.to · Raj Savaliya 🧠 Large Language Models ⚡ AI Lesson 1w ago
Can AI Scan the Internet? AI Search vs Real-Time Monitoring
Yes, modern AI can scan the internet in real time, reading and synthesizing web data for instant answers. Learn how AI search differs from traditional engines a
Prompt Caching vs Fine-Tuning: Cost-Effective LLM Strategies
Dev.to · kapil Maheshwari 🧠 Large Language Models ⚡ AI Lesson 1w ago
Prompt Caching vs Fine-Tuning: Cost-Effective LLM Strategies
Explore prompt caching versus fine-tuning for LLM cost reduction in startups.
The Wrapper Got Heavy: Why ChatGPT Clones Are Runtime Problems Now
Dev.to · Takafumi Endo 🧠 Large Language Models ⚡ AI Lesson 1w ago
The Wrapper Got Heavy: Why ChatGPT Clones Are Runtime Problems Now
'Just a ChatGPT wrapper' stopped being an insult. The thing you'd wrap became a runtime — sandbox, agent loop, state gravity. Notes from building it, and where
Oracle Cloud Just Made LiteLLM a Native Provider for OCI Generative AI
Dev.to · Paul Twist 🧠 Large Language Models ⚡ AI Lesson 1w ago
Oracle Cloud Just Made LiteLLM a Native Provider for OCI Generative AI
Oracle Cloud announced this week that LiteLLM is now a first-class provider for Oracle Generative AI...
I Used pytest for 3 Years Before Realizing I Never Actually Tested LLM Memory Persistence
Dev.to · BAOFUFAN 🧠 Large Language Models ⚡ AI Lesson 1w ago
I Used pytest for 3 Years Before Realizing I Never Actually Tested LLM Memory Persistence
It was 2:30 a.m. when a user complaint exploded on my phone: “Your chatbot has amnesia again—it...
Getting structured JSON out of five incompatible LLM APIs — and degrading when they ignore you
Dev.to · Muhammet ŞAFAK 🧠 Large Language Models ⚡ AI Lesson 1w ago
Getting structured JSON out of five incompatible LLM APIs — and degrading when they ignore you
CommitBrief renders a code review as cards, JSON schema v1, or a CI exit code — which means the LLM...
Why I stopped trying to correct my AI model and made incoherence algebraically impossible
Dev.to · Josh Shay 🧠 Large Language Models ⚡ AI Lesson 1w ago
Why I stopped trying to correct my AI model and made incoherence algebraically impossible
Every large language model I've looked at does the same thing with coherence: it monitors for it,...
GPT-5.2 Medical Quiz App Integration Guide
Dev.to · Gate of AI 🧠 Large Language Models ⚡ AI Lesson 1w ago
GPT-5.2 Medical Quiz App Integration Guide
🚀 Technical Briefing: This tutorial is part of our deep-dive series on Agentic Workflows at Gate of...
Build a RAG System with Claude & ChatGPT APIs
Dev.to · Gate of AI 🧠 Large Language Models ⚡ AI Lesson 1w ago
Build a RAG System with Claude & ChatGPT APIs
> 🚀 Technical Briefing: This tutorial is part of our deep-dive series on Agentic Workflows at Gate...
Stop Writing Bigger Prompts. Start Writing Better Task Contracts
Dev.to · Balraj Singh 🧠 Large Language Models ⚡ AI Lesson 1w ago
Stop Writing Bigger Prompts. Start Writing Better Task Contracts
Part 1 of Practical AI Engineering: Beyond the Demo Most developers think better prompting means...
The Feynman Technique Prompt: How to Make AI Explain Anything in 4 Layers of Depth
Dev.to · Yao Xiao 🧠 Large Language Models ⚡ AI Lesson 1w ago
The Feynman Technique Prompt: How to Make AI Explain Anything in 4 Layers of Depth
You asked ChatGPT to explain self-attention. It gave you a paragraph that sounded right. You nodded....
How I Built a Premium Developer Tools Website Using Only a Local LLM (Gemma 4:12B + Ollama + VS Code)
Dev.to · Praveen Maurya 🧠 Large Language Models ⚡ AI Lesson 1w ago
How I Built a Premium Developer Tools Website Using Only a Local LLM (Gemma 4:12B + Ollama + VS Code)
Over the past few weeks, I’ve been experimenting with local language models. Like a lot of...
I was burning context feeding HTML to LLMs, so I built a Markdown converter for agents
Dev.to · Konstantin Konstantinov 🧠 Large Language Models ⚡ AI Lesson 1w ago
I was burning context feeding HTML to LLMs, so I built a Markdown converter for agents
If you build AI agents, scrapers, or RAG pipelines, you have run into this: feeding raw HTML to a...
Synthetic Data: The Hidden Ingredient That Made Modern LLMs Scale
Dev.to · Shrijith Venkatramana 🧠 Large Language Models ⚡ AI Lesson 1w ago
Synthetic Data: The Hidden Ingredient That Made Modern LLMs Scale
Hello, I'm Shrijith Venkatramana. I'm building git-lrc, an AI code reviewer that runs on every...
I checked six LLM-as-judge tools against human labels. The scoreboard was the wrong thing to read.
Dev.to · Maya Andersson 🧠 Large Language Models ⚡ AI Lesson 1w ago
I checked six LLM-as-judge tools against human labels. The scoreboard was the wrong thing to read.
Most LLM-as-judge comparisons rank tools by which one gives you a number fastest. That is the wrong...
GLM-5 & GLM-4.6 API: Complete Guide — Pricing, Tutorial & Best Practices 2026
Dev.to · Mattias chaw 🧠 Large Language Models ⚡ AI Lesson 1w ago
GLM-5 & GLM-4.6 API: Complete Guide — Pricing, Tutorial & Best Practices 2026
Zhipu AI's GLM family offers some of the most affordable Chinese AI models. GLM...
Prompt injection is role confusion, and your MCP gateway can't see it
Dev.to · Guillermo de Angel 🧠 Large Language Models ⚡ AI Lesson 1w ago
Prompt injection is role confusion, and your MCP gateway can't see it
There is a paper that reframes prompt injection in a way that is hard to unsee: Prompt Injection as...
Running Llama Models Locally with Docker
Dev.to · Rashi Dashore 🧠 Large Language Models ⚡ AI Lesson 1w ago
Running Llama Models Locally with Docker
I've been experimenting with running large language models entirely on my own machine, and the setup...
How to detect and remove PII from any text payload in Python
Dev.to · g.okc 🧠 Large Language Models ⚡ AI Lesson 1w ago
How to detect and remove PII from any text payload in Python
PII leaking into logs, LLM prompts, and audit trails is one of the most common and costly compliance...
Why do we import 100MB of frameworks to run a 50-line LLM reasoning loop?
Dev.to · Venu gopal varma Bhupathiraju 🧠 Large Language Models ⚡ AI Lesson 1w ago
Why do we import 100MB of frameworks to run a 50-line LLM reasoning loop?
Stop Importing Bloated Frameworks: Build a Python AI Agent from Scratch You want to build an AI...
ChatGPT Just Got a Stealth Upgrade — and Engineers Are at a 7-Year Demand High | AI News Jun 25
Dev.to · danio 🧠 Large Language Models ⚡ AI Lesson 1w ago
ChatGPT Just Got a Stealth Upgrade — and Engineers Are at a 7-Year Demand High | AI News Jun 25
Three signals for builders: GPT-5.5 Instant shipped silently, engineers hit 55% of new tech hires (a 7-year high), and Gemini 3.5 Pro got pushed to July.
Why KV Cache Matters — How MQA, GQA, and MLA Make LLM Inference Faster
Dev.to · zeromathai 🧠 Large Language Models ⚡ AI Lesson 1w ago
Why KV Cache Matters — How MQA, GQA, and MLA Make LLM Inference Faster
LLMs generate text one token at a time. That sounds simple. But without KV Cache, every new token...
Samsung ChatGPT Ban Ends: The Enterprise Content Policy That Made It Safe to Deploy at Scale
Dev.to · Logan 🧠 Large Language Models ⚡ AI Lesson 1w ago
Samsung ChatGPT Ban Ends: The Enterprise Content Policy That Made It Safe to Deploy at Scale
In March 2023, Samsung allowed its engineers to use ChatGPT. Within approximately nineteen days,...
What the Age of LLM Benchmark Says About Evaluating Agentic AI
Dev.to · Prabhakar Chaudhary 🧠 Large Language Models ⚡ AI Lesson 1w ago
What the Age of LLM Benchmark Says About Evaluating Agentic AI
What the Age of LLM Benchmark Says About Evaluating Agentic AI Most AI evaluation still...
Orion-100B: How Macrocosmos Trained a 100B-Parameter Model Over the Open Internet
Dev.to · Prabhakar Chaudhary 🧠 Large Language Models ⚡ AI Lesson 1w ago
Orion-100B: How Macrocosmos Trained a 100B-Parameter Model Over the Open Internet
Training a 100-billion-parameter language model has, until recently, been the exclusive domain of...
LangGraph's Routing Is LLM-Guessing. I Wrote 50 Lines of Code to Make It Deterministic.
Dev.to · WAFER 🧠 Large Language Models ⚡ AI Lesson 1w ago
LangGraph's Routing Is LLM-Guessing. I Wrote 50 Lines of Code to Make It Deterministic.
Introducing decide-router — a drop-in, self-healing routing layer for any LangGraph agent. One file, 200 lines, zero deps.
I Analyzed 200 Rejection Emails and Built an AI That Fixes Resumes
Dev.to · member_ce2645ea 🧠 Large Language Models ⚡ AI Lesson 1w ago
I Analyzed 200 Rejection Emails and Built an AI That Fixes Resumes
Last year I was laid off. Like a lot of people, I sent out hundreds of applications. Unlike most...
OpenAI's Bidirectional Voice Mode: ChatGPT Is About to Start Talking Back (June 2026)
Dev.to · DoremonAI 🧠 Large Language Models ⚡ AI Lesson 1w ago
OpenAI's Bidirectional Voice Mode: ChatGPT Is About to Start Talking Back (June 2026)
OpenAI is rolling out Bidirectional Voice Mode — "Bidi 1" — letting ChatGPT interrupt, ask questions, and steer conversations in real time. Here's what we know
Building Multilingual AI: LLM Dataset Best Practices
Dev.to · globose technology solutions 🧠 Large Language Models ⚡ AI Lesson 1w ago
Building Multilingual AI: LLM Dataset Best Practices
Artificial intelligence has transformed the way businesses communicate, automate processes, and...
The Map Is Not the Territory: Why We Still Don't Know What LLMs Actually Understand
Dev.to · VelocityAI 🧠 Large Language Models ⚡ AI Lesson 1w ago
The Map Is Not the Territory: Why We Still Don't Know What LLMs Actually Understand
You ask an AI: "What is the capital of France?" It says: "Paris." You ask: "Why is Paris the...
AI System Design Interview Questions: ChatGPT, RAG, LLM Inference, and Agents
Dev.to · Arslan Ahmad 🧠 Large Language Models ⚡ AI Lesson 1w ago
AI System Design Interview Questions: ChatGPT, RAG, LLM Inference, and Agents
System design interviews are changing. Traditional questions such as “Design Twitter,” “Design...
Vibe-Memory Part 2: Which Embedding Model Should You Actually Use for AI Semantic Memory? My 3-Week Benchmark Results
Dev.to · KevinTen 🧠 Large Language Models ⚡ AI Lesson 1w ago
Vibe-Memory Part 2: Which Embedding Model Should You Actually Use for AI Semantic Memory? My 3-Week Benchmark Results
Vibe-Memory Part 2: Which Embedding Model Should You Actually Use for AI Semantic Memory? My...
Building a Production RAG Pipeline with LlamaIndex and Pinecone
Dev.to · Pinnasys AI 🧠 Large Language Models ⚡ AI Lesson 1w ago
Building a Production RAG Pipeline with LlamaIndex and Pinecone
Most teams that try RAG (retrieval-augmented generation) get it working in a weekend. Getting it to...
An eval is just a test that returns a value
Dev.to · Renaud Cepre 🧠 Large Language Models ⚡ AI Lesson 1w ago
An eval is just a test that returns a value
apte is an async-first test framework for Python where your unit tests and your LLM evals run in the...
MLOps for LLM: A Case Study on Dresscode
Dev.to · Saad Alkentar 🧠 Large Language Models ⚡ AI Lesson 1w ago
MLOps for LLM: A Case Study on Dresscode
I've recently participated in the Gemma 4 challenge here on DEV.to, but fell short compared to many...
Evaluating a C# LLM Eventparser with Promptfoo
Dev.to · Olabamiji Oyetubo 🧠 Large Language Models ⚡ AI Lesson 1w ago
Evaluating a C# LLM Eventparser with Promptfoo
If you’re a developer, your first instinct when testing code is simple: Call the function. Get the...
The 80/20 Rule of AI Code: Why Production Takes 80% of Your Time
Dev.to · Abdul Rehman 🧠 Large Language Models ⚡ AI Lesson 1w ago
The 80/20 Rule of AI Code: Why Production Takes 80% of Your Time
A senior AI engineer breaks down the hidden costs of shipping LLM features: edge cases, cost control, error handling, and evaluation.