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)
Why I Run AI Locally Instead of Using ChatGPT for Client Work
Dev.to · StickyTr33 🧠 Large Language Models ⚡ AI Lesson 1w ago
Why I Run AI Locally Instead of Using ChatGPT for Client Work
Let me start with a question my clients ask me a lot: "Can't we just use ChatGPT for this?" My...
Sipp: a local-first runtime for Hybrid AI Applications
Dev.to · Constant, Yuan Chen 🧠 Large Language Models ⚡ AI Lesson 1w ago
Sipp: a local-first runtime for Hybrid AI Applications
Over the past few months, I had the opportunity to contribute to llama.cpp’s WebGPU backend, helping...
Real photos in ChatGPT, 30-second AI video, and AI inside A24 — 3 stories that blur "real vs AI" media
Dev.to · danio 🧠 Large Language Models ⚡ AI Lesson 1w ago
Real photos in ChatGPT, 30-second AI video, and AI inside A24 — 3 stories that blur "real vs AI" media
Three AI stories landed this week that all poke at the same nerve: the images, video, and films we...
I edited a system prompt and had no way to prove it changed anything. So I built a measurement tool.
Dev.to · OmarMashal 🧠 Large Language Models ⚡ AI Lesson 1w ago
I edited a system prompt and had no way to prove it changed anything. So I built a measurement tool.
I edited a system prompt and had no way to prove it changed anything. So I built a...
GLM 5.2: why I’m replacing Opus in Claude Code with this new model
Lenny's Newsletter 🧠 Large Language Models ⚡ AI Lesson 1w ago
GLM 5.2: why I’m replacing Opus in Claude Code with this new model
Watch now | ️I ran GLM-5.2, the open-weight model from Z.AI, through codebase audits, UI redesigns, and a 45-minute autonomous bug-hunting task in Cursor and C
How LLM agents confabulate infrastructure and data provenance
Dev.to · Bryan Clark 🧠 Large Language Models ⚡ AI Lesson 1w ago
How LLM agents confabulate infrastructure and data provenance
Give an agent a tool that returns a number and ask it a question, and it will often answer with the...
GLM 5.2 Is Now Available on TokenBay: Testing It with the OpenAI SDK
Dev.to · plasma 🧠 Large Language Models ⚡ AI Lesson 1w ago
GLM 5.2 Is Now Available on TokenBay: Testing It with the OpenAI SDK
GLM 5.2 is now available on TokenBay. If you're already using the OpenAI SDK, this means you can try...
Building a Multilingual AI Chatbot for Indian Languages with Qwen 3
Dev.to · tokencnn 🧠 Large Language Models ⚡ AI Lesson 1w ago
Building a Multilingual AI Chatbot for Indian Languages with Qwen 3
The Challenge Most LLMs are English-centric. For Indian developers building apps for...
Claude Fable 5 (Mythos-Class) for Polymarket Trading Bots: The Long-Context Agentic Leap Developers Needed
Dev.to · FatherSon 🧠 Large Language Models ⚡ AI Lesson 1w ago
Claude Fable 5 (Mythos-Class) for Polymarket Trading Bots: The Long-Context Agentic Leap Developers Needed
Anthropic dropped Claude Fable 5 on June 9, 2026 — the first public Mythos-class model. It’s the...
From Transcript to Typed Action Items: Three Parallel Agents in TypeScript
Dev.to · JackChen 🧠 Large Language Models ⚡ AI Lesson 1w ago
From Transcript to Typed Action Items: Three Parallel Agents in TypeScript
Most meeting summarizers cram summary, action items, and sentiment into one LLM prompt. Here's a cleaner TypeScript shape: three specialist agents run in parall
Using LLMs for slide: MDPR + mdpr-skill
Dev.to · cchsh 🧠 Large Language Models ⚡ AI Lesson 1w ago
Using LLMs for slide: MDPR + mdpr-skill
I have been building MDPR, a deterministic Markdown-to-editable-PPTX runtime, and mdpr-skill, an...
Claude vs Gemini vs ChatGPT: Which AI Tool Is Best in 2026?
Dev.to · Maryam Fatima 🧠 Large Language Models ⚡ AI Lesson 1w ago
Claude vs Gemini vs ChatGPT: Which AI Tool Is Best in 2026?
Claude vs Gemini vs ChatGPT: Which AI Tool Is Best in 2026? Introduction Artificial Intelligence...
The Complete Guide to OpenAI-Compatible APIs for Chinese LLMs
Dev.to · Zhouxia Qian 🧠 Large Language Models ⚡ AI Lesson 1w ago
The Complete Guide to OpenAI-Compatible APIs for Chinese LLMs
A technical comparison of OpenAI-compatible API gateways that provide access to DeepSeek, Qwen, GLM, and other Chinese models — covering migration, cost, latenc
How to Use Chinese LLMs (Qwen, DeepSeek, GLM) Without a Chinese Phone Number
Dev.to · Zhouxia Qian 🧠 Large Language Models ⚡ AI Lesson 1w ago
How to Use Chinese LLMs (Qwen, DeepSeek, GLM) Without a Chinese Phone Number
The complete guide to accessing Chinese AI models from overseas — including Qwen, DeepSeek, GLM, and others — without needing +86 SMS verification or Alipay.
Google Lost the Transformer's Co-Author. Then AlphaFold. Same Week.
Dev.to · Peremptory 🧠 Large Language Models ⚡ AI Lesson 1w ago
Google Lost the Transformer's Co-Author. Then AlphaFold. Same Week.
Noam Shazeer, co-author of \"Attention Is All You Need,\" left Google for OpenAI on June 18. Days later, Nobel laureate John Jumper left for Anthropic. Both exi
GLM-5.2: The Open-Weight Model Challenging GPT-5.5 and Claude Opus at a Fraction of the Cost
Dev.to · ail akram 🧠 Large Language Models ⚡ AI Lesson 1w ago
GLM-5.2: The Open-Weight Model Challenging GPT-5.5 and Claude Opus at a Fraction of the Cost
GLM-5.2, released on June 13, 2026 by Z.ai, the commercial brand of Tsinghua University-spawned Zhipu...
Why I Didn't Use an AST Parser in My AI Code Commenter (And Why That's the Right Call)
Dev.to · Wahaj 🧠 Large Language Models ⚡ AI Lesson 1w ago
Why I Didn't Use an AST Parser in My AI Code Commenter (And Why That's the Right Call)
Every AI code documentation tool I looked at had the same problem: it sent your entire file to an LLM...
One API Key for GPT, Claude, Gemini, and Qwen: A Practical Guide to OpenAI-Compatible Model Routing
Dev.to · plasma 🧠 Large Language Models ⚡ AI Lesson 1w ago
One API Key for GPT, Claude, Gemini, and Qwen: A Practical Guide to OpenAI-Compatible Model Routing
If you've built anything serious with LLM APIs, you've probably hit this pattern: GPT is great for...
Stop letting your AI agent eyeball A/B picks — wire in a real contextual bandit via MCP (free, no key)
Dev.to · Whatsonyourmind 🧠 Large Language Models ⚡ AI Lesson 1w ago
Stop letting your AI agent eyeball A/B picks — wire in a real contextual bandit via MCP (free, no key)
If you give an LLM agent a table of A/B variants and ask "which one should we send next?", it will...
Bootstrap confidence intervals for your LLM eval metrics
Dev.to · Marcus Chen 🧠 Large Language Models ⚡ AI Lesson 1w ago
Bootstrap confidence intervals for your LLM eval metrics
TL;DR: A single eval number hides its own uncertainty. Eval confidence intervals from bootstrap...
The Invisible 99%: Why Low-Resource Languages Need More AI Research
Dev.to · Jehadur Rahman (Emran) 🧠 Large Language Models ⚡ AI Lesson 1w ago
The Invisible 99%: Why Low-Resource Languages Need More AI Research
In the current landscape of rapid AI development, large language models (LLMs) like GPT-4 and LLaMA...
The Physical Laws of AI Migrations: Architecting an LLM Orchestrator that Survives Reality
Dev.to · M Hossein 🧠 Large Language Models ⚡ AI Lesson 1w ago
The Physical Laws of AI Migrations: Architecting an LLM Orchestrator that Survives Reality
Large codebase migrations are not typing problems; they are distributed state machine problems. When...
How I Cut My AI Bill by 62% — A Freelancer's Guide to Context Windows in 2026
Dev.to · rarenode 🧠 Large Language Models ⚡ AI Lesson 1w ago
How I Cut My AI Bill by 62% — A Freelancer's Guide to Context Windows in 2026
How I Cut My AI Bill by 62% — A Freelancer's Guide to Context Windows in 2026 Every month, I sit...
I built a local-first LLM code reviewer in Go. Here's the entire pipeline.
Dev.to · Muhammet ŞAFAK 🧠 Large Language Models ⚡ AI Lesson 1w ago
I built a local-first LLM code reviewer in Go. Here's the entire pipeline.
CommitBrief is a local-first CLI that runs an LLM review over your git diff before a teammate — or...
The Pattern Nobody Wants to Name Why Your LLM Can't Help You Debug Code Changes (And How to Fix It)
Dev.to · Sarkar 🧠 Large Language Models ⚡ AI Lesson 1w ago
The Pattern Nobody Wants to Name Why Your LLM Can't Help You Debug Code Changes (And How to Fix It)
You ask Claude: "Why is my app slow after I deployed this code change?" Claude gives you generic...
Valsorda: con LLMs, los reportes de vulnerabilidades ya no son especiales
Dev.to · lu1tr0n 🧠 Large Language Models ⚡ AI Lesson 1w ago
Valsorda: con LLMs, los reportes de vulnerabilidades ya no son especiales
Filippo Valsorda, ex-líder del equipo de seguridad de Go, argumenta que en 2026 los LLM volvieron abundante la insight de seguridad: el cuello de bote
A drop-in, ownable memory for LangChain and LlamaIndex — over MCP
Dev.to · SAIHM-Admin 🧠 Large Language Models ⚡ AI Lesson 1w ago
A drop-in, ownable memory for LangChain and LlamaIndex — over MCP
by the Architect · Apache-2.0 If you build agents, you have already met the memory problem. The...
How LLM Tokens Work (And Why They Explain Your AI Bill)
Dev.to · thestackunderflow 🧠 Large Language Models ⚡ AI Lesson 1w ago
How LLM Tokens Work (And Why They Explain Your AI Bill)
Your LLM never reads your words — it reads tokens. And almost every surprise on your AI bill traces...
Mitigating Algorithmic Bias and Hallucinations in LLM-Driven Job Matching: A Compliance Framework for the EU AI Act and DSA
Dev.to · Maria jose Gonzalez Antelo 🧠 Large Language Models ⚡ AI Lesson 1w ago
Mitigating Algorithmic Bias and Hallucinations in LLM-Driven Job Matching: A Compliance Framework for the EU AI Act and DSA
Meta: Learn how to mitigate LLM hallucinations and algorithmic bias in job matching systems to ensure...
The Edit Is the Memory
Dev.to · Iskander 🧠 Large Language Models ⚡ AI Lesson 1w ago
The Edit Is the Memory
The AI industry has spent a decade treating forgetting as failure. But the brain isn't a storage system — it's a compression system.
How I A/B test LLM prompts without fooling myself
Dev.to · Kartik N V J K 🧠 Large Language Models ⚡ AI Lesson 1w ago
How I A/B test LLM prompts without fooling myself
A while back I was building a support assistant and hit a simple-sounding question: is this new...
What a Fast LLM Taught Me About Assumptions
Dev.to · Giovani Machado Corrêa 🧠 Large Language Models ⚡ AI Lesson 1w ago
What a Fast LLM Taught Me About Assumptions
Most of our tooling was built for one kind of error. The expensive one is the other. A cheap, fast...
Ultimate AI Prompt Guide: AI Performance Review & Feedback Kit — 45+ Prompts for HR & Managers
Dev.to · UXDraft 🧠 Large Language Models ⚡ AI Lesson 1w ago
Ultimate AI Prompt Guide: AI Performance Review & Feedback Kit — 45+ Prompts for HR & Managers
Ultimate AI Prompt Guide: AI Performance Review & Feedback Kit — 45+ Prompts for HR...
A Developer Roadmap for Building Production-Ready AI Agents
Dev.to · Agntable 🧠 Large Language Models ⚡ AI Lesson 1w ago
A Developer Roadmap for Building Production-Ready AI Agents
Most AI agent projects start with a simple idea: Connect an LLM to a few tools and let it complete...
Employed project. KV Store from scratch in Rust
Dev.to · Brandon Harrell 🧠 Large Language Models ⚡ AI Lesson 1w ago
Employed project. KV Store from scratch in Rust
Introduction and motivations Hello my name is Brandon, thought I'm known through most of...
Benchmarking 5 LLM providers on one eval set, no SDK per vendor
Dev.to · Marcus Chen 🧠 Large Language Models ⚡ AI Lesson 1w ago
Benchmarking 5 LLM providers on one eval set, no SDK per vendor
TL;DR: We run a 1,200-case eval suite for enterprise agent automation at Nexus Labs. Comparing models...
Dev log #7 Reviving DevNotion: 10,000 Lines, Multi-LLM Support, and the Road to v2.1
Dev.to · Yash Kumar Saini 🧠 Large Language Models ⚡ AI Lesson 1w ago
Dev log #7 Reviving DevNotion: 10,000 Lines, Multi-LLM Support, and the Road to v2.1
Spent the week breathing new life into DevNotion—59 commits and over 10,000 lines of code later,...
You can't prevent prompt injection. So what do you actually do?
Dev.to · Brenn Hill 🧠 Large Language Models ⚡ AI Lesson 1w ago
You can't prevent prompt injection. So what do you actually do?
No current model reliably refuses adversarial input dressed up as instructions, so stop trying to prevent prompt injection and start designing for the state you
The demo always works. That's the problem.
Dev.to · Sonal Jain 🧠 Large Language Models ⚡ AI Lesson 1w ago
The demo always works. That's the problem.
A project manager on the real work that begins after the AI demo impresses everyone: scoping past the 'magic' expectation, treating LLM accuracy as a measurable
I built a mini agent framework in Python to understand how LangGraph actually works under the hood
Dev.to · Sajid Islam 🧠 Large Language Models ⚡ AI Lesson 1w ago
I built a mini agent framework in Python to understand how LangGraph actually works under the hood
Everyone I know learning agentic AI right now is learning to use frameworks. They call .invoke(),...
Building a Free AI PDF Assistant: How I Solved Parsing Issues and Minimized LLM Costs
Dev.to · 7090 yue 🧠 Large Language Models ⚡ AI Lesson 1w ago
Building a Free AI PDF Assistant: How I Solved Parsing Issues and Minimized LLM Costs
As a developer, my desk is constantly cluttered with documentation, API references, and whitepapers....
Claude AI by Anthropic: Key Features That Set This Model Apart in 2024 [EN]
Dev.to · André Dias Moreira Prol 🧠 Large Language Models ⚡ AI Lesson 1w ago
Claude AI by Anthropic: Key Features That Set This Model Apart in 2024 [EN]
Throughout my two decades managing IT infrastructure and building solutions across Web3, blockchain,...
I switched on production evals for my LLM app — and they scored nothing
Dev.to · M Hossein 🧠 Large Language Models ⚡ AI Lesson 1w ago
I switched on production evals for my LLM app — and they scored nothing
What data privacy taught me about online evals, and why I stopped treating LLM prompts like magic and...
10x Faster LLM Memory Testing: From Manual Verification to Pytest Automation
Dev.to · BAOFUFAN 🧠 Large Language Models ⚡ AI Lesson 1w ago
10x Faster LLM Memory Testing: From Manual Verification to Pytest Automation
It was 1 a.m. when a colleague messaged me: our smart customer service bot had amnesia again — “The...
ERNIE 4.5 vs DeepSeek V4: The Freelancer's Honest Breakdown
Dev.to · gentlenode 🧠 Large Language Models ⚡ AI Lesson 1w ago
ERNIE 4.5 vs DeepSeek V4: The Freelancer's Honest Breakdown
ERNIE 4.5 vs DeepSeek V4: The Freelancer's Honest Breakdown I'll be honest with you — picking an LLM...
Monitoring LLM costs in production: tokens, tenants, and alerts
Dev.to · Amit Nabarro 🧠 Large Language Models ⚡ AI Lesson 1w ago
Monitoring LLM costs in production: tokens, tenants, and alerts
A practical guide to LLM cost observability: structured logging, Langfuse dashboards, OpenTelemetry metrics, per-tenant budgets, and the unit economics finance
RAG vs Fine-Tuning: Which One Does Your Business Actually Need?
Dev.to · Gaurang Ghinaiya 🧠 Large Language Models ⚡ AI Lesson 1w ago
RAG vs Fine-Tuning: Which One Does Your Business Actually Need?
Every business exploring AI eventually hits the same fork: should we fine-tune a model on our data,...
Meet Chatrove: a 100% local, open-source vault for your AI chats
Dev.to · vuhuutam459-max 🧠 Large Language Models ⚡ AI Lesson 1w ago
Meet Chatrove: a 100% local, open-source vault for your AI chats
If you followed my earlier posts about Gemini Vault — this is the same project, grown up and renamed....