Core AI

Large Language Models

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

51,173
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 (29,702) Articles (12631)Blog Posts (5610)Tutorials (2357)Research Papers (8231)News (873)
Sematic Coherance
Dev.to · Claire Goldbeg 🧠 Large Language Models ⚡ AI Lesson 1h ago
Sematic Coherance
Semantic coherence is not a quality metric or an alignment outcome. It is the structural condition...
The Best Vector Database in 2026: Qdrant vs Pinecone vs Weaviate vs Milvus vs pgvector
Dev.to · Darshit Radadiya 🧠 Large Language Models ⚡ AI Lesson 9h 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 10h 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 12h 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 13h 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 13h 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 14h 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...
Vanna AI (El estándar de la industria para Text-to-SQL)
Dev.to · JULIO SAMUEL CORTEZ MAMANI 🧠 Large Language Models ⚡ AI Lesson 14h ago
Vanna AI (El estándar de la industria para Text-to-SQL)
Enter fullscreen mode Exit fullscreen mode Idea central: Vanna es...
Simon Willison's Blog 🧠 Large Language Models ⚡ AI Lesson 15h ago
Open Source AI Gap Map
Open Source AI Gap Map Current AI is "a global partnership building a public option for AI", founded as a non-profit at the AI Action Summit in Paris in Februar
Your LLM isn't watching the video. It's reading subtitles.
Dev.to · HUANGCHIHHUNG 🧠 Large Language Models ⚡ AI Lesson 15h ago
Your LLM isn't watching the video. It's reading subtitles.
Paste a YouTube link into ChatGPT and ask "what's this video about?" — you'll get an answer. But...
NE-Agent: Building an AI agent that actually speaks Khasi, Garo, Mizo
Dev.to · B Nyalang 🧠 Large Language Models ⚡ AI Lesson 16h ago
NE-Agent: Building an AI agent that actually speaks Khasi, Garo, Mizo
So this has been eating my nights for months and it's finally out. Northeast India has 220+...
Opus + RAG vs Fine-tuned LLM + RAG: Two Approaches to Legal AI — LEX vs Harvey
Dev.to · overthelex 🧠 Large Language Models ⚡ AI Lesson 16h ago
Opus + RAG vs Fine-tuned LLM + RAG: Two Approaches to Legal AI — LEX vs Harvey
Harvey spent $100M+ and 10B tokens fine-tuning a case law model with OpenAI. We connected Opus to 100M+ court decisions from EDRSR via RAG. Both paths work — bu
SOTA LLM Local Deployment, OpenAI Fine-tuning Platform, and Google A2UI Generative UI Standard
Dev.to · soy 🧠 Large Language Models ⚡ AI Lesson 16h ago
SOTA LLM Local Deployment, OpenAI Fine-tuning Platform, and Google A2UI Generative UI Standard
SOTA LLM Local Deployment, OpenAI Fine-tuning Platform, and Google A2UI Generative UI...
We fixed the worst prompt variant. It got better. That doesn't mean the fix worked.
Dev.to · Maya Andersson 🧠 Large Language Models ⚡ AI Lesson 21h ago
We fixed the worst prompt variant. It got better. That doesn't mean the fix worked.
A pattern I've seen on more than one team: weekly eval run finishes, someone sorts the leaderboard,...
Stop pasting your API keys into ChatGPT: a safer way to feed a codebase to an LLM
Dev.to · Cửu thiên vũ đế review 🧠 Large Language Models ⚡ AI Lesson 21h ago
Stop pasting your API keys into ChatGPT: a safer way to feed a codebase to an LLM
Two quiet failure modes when you dump code into an LLM — leaked secrets and blown context windows — and a zero-dependency CLI that handles both.
Simon Willison's Blog 🧠 Large Language Models ⚡ AI Lesson 23h ago
June 2026 newsletter
The June edition of my sponsors-only monthly newsletter is out. If you are a sponsor (or if you start a sponsorship now) you can access it here . This month: Cl
Leveraging Chinese AI Models: A Developer's Guide to DeepSeek and Beyond
Dev.to · Mattias chaw 🧠 Large Language Models ⚡ AI Lesson 1d ago
Leveraging Chinese AI Models: A Developer's Guide to DeepSeek and Beyond
Leveraging Chinese AI Models: A Developer's Guide to DeepSeek and Beyond In today's...
Claude Sonnet 5 vs Fable 5: What I’d Actually Use in Production
Dev.to · Marco Reyes 🧠 Large Language Models ⚡ AI Lesson 1d ago
Claude Sonnet 5 vs Fable 5: What I’d Actually Use in Production
I usually test new AI models in a very unglamorous way. Not with benchmark prompts. Not with “build...
How I ended up contributing five ways to shape an LLM's output
Dev.to · Yatin Davra 🧠 Large Language Models ⚡ AI Lesson 1d ago
How I ended up contributing five ways to shape an LLM's output
A few months back I was on a project that needed LLMs to return actual structured data, not prose I'd...
The Retry Setup I Use for LLM APIs Without Accidentally Duplicating User Actions
Dev.to · plasma 🧠 Large Language Models ⚡ AI Lesson 1d ago
The Retry Setup I Use for LLM APIs Without Accidentally Duplicating User Actions
Retries look simple until an LLM call is allowed to do something. For a normal read-only API...
Why I Switched from ChatGPT to Private AI Alternatives in 2026 — And How I Did It for $0
Dev.to · noxlie 🧠 Large Language Models ⚡ AI Lesson 1d ago
Why I Switched from ChatGPT to Private AI Alternatives in 2026 — And How I Did It for $0
Why I Switched from ChatGPT to Private AI Alternatives in 2026 — And How I Did It for $0 I...
OpenRouter vs LiteLLM vs Portkey vs a Managed OpenAI-Compatible Gateway
Dev.to · Edward Li 🧠 Large Language Models ⚡ AI Lesson 1d ago
OpenRouter vs LiteLLM vs Portkey vs a Managed OpenAI-Compatible Gateway
When developers compare OpenRouter, LiteLLM, Portkey, direct provider APIs, and a managed...
The 7B Model Revolution: Small AI Is Catching Up to the Giants (July 2026)
Dev.to · DoremonAI 🧠 Large Language Models ⚡ AI Lesson 1d ago
The 7B Model Revolution: Small AI Is Catching Up to the Giants (July 2026)
7B models now match 70B+ scores from last year, inference costs have dropped 280x, and open-weight models run on your laptop. The small AI revolution is here.
LangChain + OpenAI-Compatible APIs: Debug Base URL Before RAG or Agents
Dev.to · Edward Li 🧠 Large Language Models ⚡ AI Lesson 1d ago
LangChain + OpenAI-Compatible APIs: Debug Base URL Before RAG or Agents
When a LangChain app fails after switching to an OpenAI-compatible API gateway, the problem is often...
I Stopped Chasing Tutorials and Started Building AI Apps. Here's What Changed.
Dev.to · Muhammad Shahrukh 🧠 Large Language Models ⚡ AI Lesson 1d ago
I Stopped Chasing Tutorials and Started Building AI Apps. Here's What Changed.
A year ago, I spent more time watching tutorials than actually building. Every new framework looked...
Enterprise LLM Gateway: Route, govern, and secure your AI traffic
Dev.to · Anthony Max 🧠 Large Language Models ⚡ AI Lesson 1d ago
Enterprise LLM Gateway: Route, govern, and secure your AI traffic
Your company uses six different AI providers. OpenAI for ChatGPT, Anthropic for Claude and Groq for...
The Ultimate Collection of AI Interview Questions for 2026
Dev.to · Rahish saifi 🧠 Large Language Models ⚡ AI Lesson 1d ago
The Ultimate Collection of AI Interview Questions for 2026
The demand for AI Engineers, LLM Developers, Prompt Engineers, and AI Agent Developers has grown...
The Hugging Face Hub Is a Free JSON API: Rank Trending AI Models Without a Key
Dev.to · Ken-Mutisya 🧠 Large Language Models ⚡ AI Lesson 1d ago
The Hugging Face Hub Is a Free JSON API: Rank Trending AI Models Without a Key
Everyone reads the Hugging Face trending page in a browser. Almost nobody knows the whole Hub sits...
I Built an AI That Writes and Sells Python Scripts 24/7
Dev.to · Anna lilith 🧠 Large Language Models ⚡ AI Lesson 1d ago
I Built an AI That Writes and Sells Python Scripts 24/7
What happens when you give an AI the ability to write code, test it, and sell it? You get a fully...
How a 1787 Formula Picks the Next Word in ChatGPT
Dev.to · bytessyster 🧠 Large Language Models ⚡ AI Lesson 1d ago
How a 1787 Formula Picks the Next Word in ChatGPT
Mathematics has an annoying habit: it keeps handing you the same idea over and over under different...
Top AI Papers on Hugging Face - 2026-07-02
Dev.to · Y Hành Nhan 🧠 Large Language Models ⚡ AI Lesson 2d ago
Top AI Papers on Hugging Face - 2026-07-02
10 paper AI nổi bật nhất trên Hugging Face hôm nay: xu hướng mới từ agent memory, 3D...
How I'm Building MCP Servers for a Language Claude Doesn't Know Well
Dev.to · Gabriel Mahia 🧠 Large Language Models ⚡ AI Lesson 2d ago
How I'm Building MCP Servers for a Language Claude Doesn't Know Well
How I'm Building MCP Servers for a Language Claude Doesn't Know Well Swahili has roughly...
🤖 How We Use LLMs to Deliver Personalized Language Feedback at Mocko.ai
Dev.to · Jaackop 🧠 Large Language Models ⚡ AI Lesson 2d ago
🤖 How We Use LLMs to Deliver Personalized Language Feedback at Mocko.ai
Large Language Models (LLMs) have transformed what's possible in education. Instead of simply...
AI-Powered Language Learning Platform: Lessons We Learned
Dev.to · Jaackop 🧠 Large Language Models ⚡ AI Lesson 2d ago
AI-Powered Language Learning Platform: Lessons We Learned
Building an AI-Powered Language Learning Platform: Lessons We Learned When we started...
FastAPI + LLM: Build a Production-Ready AI API in 30 Minutes
Dev.to · Etrit Neziri 🧠 Large Language Models ⚡ AI Lesson 2d ago
FastAPI + LLM: Build a Production-Ready AI API in 30 Minutes
FastAPI + LLM: Build a Production-Ready AI API in 30 Minutes Need to serve an LLM through...
Your LLM didn't get worse. It changed — and nobody told you.
Dev.to · Tatiana Radchenko 🇩🇰 🧠 Large Language Models ⚡ AI Lesson 2d ago
Your LLM didn't get worse. It changed — and nobody told you.
It's 2am. Your JSON parse errors are up 12%. Latency: normal. Uptime: 100%. Your prompt didn't...
I Cut My LLM Bill 40x: A Backend Engineer's Migration Notes
Dev.to · gentleforge 🧠 Large Language Models ⚡ AI Lesson 2d ago
I Cut My LLM Bill 40x: A Backend Engineer's Migration Notes
Honestly, i Cut My LLM Bill 40x: A Backend Engineer's Migration Notes Last month I opened my OpenAI...
The LLM Gateway & Router Index (2026)
Dev.to · Srijan Paudel 🧠 Large Language Models ⚡ AI Lesson 2d ago
The LLM Gateway & Router Index (2026)
A gateway sits between your app and the model providers: one API, key management, caching, failover,...
MCP didn't give AI memory. It gave AI access to memory.
Dev.to · Dimple 🧠 Large Language Models ⚡ AI Lesson 2d ago
MCP didn't give AI memory. It gave AI access to memory.
MCP is basically turning AI from ** 🧠 "Who are you again?" New chat. New conversation. Everything...
LLM API Latency & Speed Comparison 2026 — Which Provider Is Fastest?
Dev.to · TokenPAPA 🧠 Large Language Models ⚡ AI Lesson 2d ago
LLM API Latency & Speed Comparison 2026 — Which Provider Is Fastest?
Real-world LLM API latency comparison: DeepSeek vs GPT-5 vs Claude vs Gemini. Time-to-first-token, tokens per second, and geographic latency benchmark
When an LLM response fails validation, feed the error back into the retry
Dev.to · Na'aman Hirschfeld (Goldziher) 🧠 Large Language Models ⚡ AI Lesson 2d ago
When an LLM response fails validation, feed the error back into the retry
If you ask an LLM for structured output and validate it against a schema, you already know the...
Honesty Theater: Why Disclosure Reliability in LLM Guardrails
Dev.to · correctover 🧠 Large Language Models ⚡ AI Lesson 2d ago
Honesty Theater: Why Disclosure Reliability in LLM Guardrails
Honesty Theater: Why Disclosure ≠ Reliability in LLM Guardrails When a guardrail says it...
What if a word were a rotation? A more mathematical way to build AI
Dev.to · Breach Protocol 🧠 Large Language Models ⚡ AI Lesson 2d ago
What if a word were a rotation? A more mathematical way to build AI
A fresh, abstract idea: treat what a model attends to not as plain lists of numbers but as geometric moves like rotations — so useful symmetries come 'for free.
CELN: A CPU-only deterministic reasoning engine using Vector Symbolic Architectures
Dev.to · Flavio Venturini 🧠 Large Language Models ⚡ AI Lesson 2d ago
CELN: A CPU-only deterministic reasoning engine using Vector Symbolic Architectures
I wanted to share a project I've been working on: CELN (C. Elegans Learning Network). It's a logical...
Claude Desktop is now on Linux
Dev.to · alex getman 🧠 Large Language Models ⚡ AI Lesson 2d ago
Claude Desktop is now on Linux
Claude Desktop is now on Linux Anthropic has released Claude Desktop for Linux in beta. Ubuntu and...
How to Make an LLM 2-3x Faster Without Changing a Single Word It Says
Dev.to · Devanshu Biswas 🧠 Large Language Models ⚡ AI Lesson 2d ago
How to Make an LLM 2-3x Faster Without Changing a Single Word It Says
Large language models are slow for one stubborn reason: they write one token at a time. To produce a...
How ChatGPT Understands Your Questions
Dev.to · Shivam Yadav 🧠 Large Language Models ⚡ AI Lesson 2d ago
How ChatGPT Understands Your Questions
From Words to Tokens: Understanding How Large Language Models Think Every day, millions of...
Making RAG admit when it's guessing: source-grounded hallucination checks
Dev.to · Sid Probstein 🧠 Large Language Models ⚡ AI Lesson 2d ago
Making RAG admit when it's guessing: source-grounded hallucination checks
The failure mode that scares me most in RAG isn't a wrong answer. It's a confident wrong answer with...