AI:Learning

A curated library of the best AI learning resources—courses, tutorials, docs, and talks on agentic AI, MCP, Agent Skills, RAG, machine learning, fine-tuning, models, and frameworks, for AI engineers and technical teams.

ModelsGuide

Scaling Laws, Carefully

Lilian Weng (Lil'Log)

Kaplan vs. Chinchilla, data-limited scaling and the practical traps of fitting scaling laws, in one careful review

AdvancedFree~25 min read; longer if you work through the formulas and toy simulationOct 5, 2026
AgenticTutorial

Components of A Coding Agent

Sebastian Raschka (Ahead of AI)

The six building blocks behind Claude Code-style coding agents, with a pure-Python reference implementation you can run locally

IntermediateFreeHands-on~45 min read; a few more hours to run and read the companion mini-coding-agent codeOct 5, 2026
MLGuide

AI Evals: Everything You Need to Know

Hamel Husain and Shreya Shankar

Answers to 60+ practical questions on evaluating LLM apps, from error analysis and LLM judges to agent and RAG evals

IntermediateFreeSelf-paced reference, 60+ questions in 7 sections; a few hours to read end to endOct 5, 2026
AgenticCourse

Gemini CLI: Code & Create with an Open-Source Agent

DeepLearning.AI

A short video course on using Google's open-source Gemini CLI agent for coding, data analysis and content work from the terminal.

BeginnerFreemiumHands-onCertificate1 hour 23 minutes of video, 11 lessons plus 1 graded assignment, self-pacedOct 4, 2026
AgenticGuide

How we built Claude Code auto mode: a safer way to skip permissions

Anthropic

The design, threat model and measured error rates of the classifier that decides which Claude Code actions run without asking you.

IntermediateFree~25 min readOct 4, 2026
AgenticGuide

Building a C compiler with a team of parallel Claudes

Anthropic

How 16 Claude agents running in parallel wrote a 100,000-line C compiler in two weeks, and what the harness needed to make that work.

AdvancedFree~30 min read, plus optional time in the companion GitHub repoOct 4, 2026
Popular

Most Read This Week

The resources learners opened most this week.

  1. 1CS329A: Self-Improving AI AgentsAgentic · Course
  2. 2Intro to Large Language Models (1-hour talk)Models · Video
  3. 3Hugging Face AI Agents CourseAgentic · Course
  4. 4Deep Dive into LLMs like ChatGPTModels · Video
  5. 5Kaggle LearnML · Interactive
  6. 6Effective context engineering for AI agentsAgentic · Guide
AgenticCourse

CS2680: Modern AI Systems: Agents and System Optimizations (Harvard, Fall 2026)

Harvard SEAS (Juncheng Yang)

A Harvard graduate course that follows one agent from Claude Code usage and agent design down to KV-cache, quantization and speculative decoding in the serving stack

AdvancedFreeHands-on14-week semester (September 2 to early December 2026), two 75-minute lectures a week; slides are posted as the term runsOct 3, 2026
MLCourse

Modern GPU Programming for MLSys

MLC (Tianqi Chen and the MLC community)

An open course that takes you from GPU execution basics to a state-of-the-art Blackwell GEMM and a full Flash Attention 4 kernel in TIRx

AdvancedFreeHands-onSelf-paced; four parts plus appendices, with no official time estimate (running every kernel needs a Blackwell GPU)Oct 3, 2026
MLCourse

ARENA: Alignment Research Engineer Accelerator Curriculum

ARENA (London Initiative for Safe AI)

Free, code-first exercises in mechanistic interpretability, RL for LLMs, Inspect evals and alignment science, from transformers you build yourself to persona vectors

AdvancedFreeHands-onSelf-paced; taught in person as a 4-5 week full-time bootcamp, and each 2026 alignment-science exercise set is about 1-2 days of workOct 3, 2026
AgenticDocumentation

Hermes Agent Documentation — Nous Research's Self-Improving Open-Source Agent

Nous Research

Official docs for running, extending and hacking on Hermes Agent, the MIT-licensed agent that writes and refines its own skills.

All LevelsFreeHands-on~1 hour beginner path, ~2-3 hours intermediate, ~4-6 hours advanced (official learning path)Oct 2, 2026
AgenticPaper

Agent Harness Engineering: A Survey

Junjie Li, Chandan K Reddy et al. (CMU, Virginia Tech, Amazon, Stanford and others)

A seven-layer map (ETCLOVG) of the infrastructure around an LLM agent, with 138 open-source projects sorted onto it.

IntermediateFreeSurvey paper plus a 372-entry companion list, self-paced readingOct 2, 2026
RAGCourse

AI Engineer Notebooks

calm.rocks

Build RAG, agent loops, evals and serving math from raw API calls in free Colab notebooks that run on Groq.

IntermediateFreeHands-on33 Colab notebooks across 13 sections, self-paced (no official time estimate)Oct 2, 2026
AgenticCourse

Building Reliable Agents (LangChain Academy)

LangChain

Take a customer-support agent from first run to production with tracing, datasets, LLM-as-judge and online evals.

IntermediateFreeHands-on29 lessons across 4 modules, self-paced (LangChain publishes no total-hours estimate)Oct 1, 2026
AgenticGuide

Quantifying infrastructure noise in agentic coding evals

Anthropic

Why a two-point lead on an agentic coding leaderboard can come from container limits rather than the model.

AdvancedFree~20 min readOct 1, 2026
AgenticGuide

Introducing advanced tool use on the Claude Developer Platform

Anthropic

Three patterns for agents with hundreds of tools: tool search, programmatic tool calling and tool use examples.

IntermediateFreeHands-on~25 min read; linked docs and cookbook notebooks are optional hands-on follow-upsOct 1, 2026
ModelsGuide

jamesob's Guide to Running SOTA LLMs Locally

James O'Beirne

A real build log for serving frontier open-weight LLMs at home: budget tiers, 4x RTX PRO 6000, PCIe switches, vLLM and the BIOS/kernel fixes that make P2P work.

AdvancedFreeHands-on~1-2 hour read; the full multi-GPU build is a multi-week hardware projectSep 30, 2026
AgenticBook

Designing Multi-Agent Systems: Principles, Patterns, and Implementation for AI Agents

Victor Dibia

Build a complete multi-agent framework from scratch, then use it for workflows, orchestration, computer use, evals and MCP/A2A.

IntermediatePaidHands-on~395 pages, 15 chapters, plus companion codeSep 30, 2026
FrameworksCourse

Generative AI for Beginners (Version 3)

Microsoft

A free 21-lesson, code-first on-ramp from prompts to RAG, function calling, agents and fine-tuning, in Python and TypeScript.

BeginnerFreeHands-on21 lessons plus a setup lesson, self-paced (no official time estimate; most lessons have a short intro video)Sep 30, 2026
AgenticGuide

Agentic Engineering Patterns

Simon Willison

Simon Willison's free, growing guide to getting reliable, reviewable code out of coding agents like Claude Code and OpenAI Codex.

IntermediateFreeHands-on~2-3 hours to read all chapters; ongoing as new chapters are addedSep 29, 2026
AgenticBook

AI Agents in Depth: Design Principles and Engineering Practice

Bojie Li

A free, open-source 10-chapter textbook on building AI agents, from context engineering and memory to evals, post-training and multi-agent systems, with runnable Python experiments.

IntermediateFreeHands-on10 chapters; ~25-40 hours to read, plus optional runnable experiments (some need a GPU)Sep 29, 2026
MLTutorial

Train Your Own LLM From Scratch

angelos-p (GitHub)

Build and train a ~10M-parameter GPT on your laptop in six guided parts, from tokenizer to text generation

BeginnerFreeHands-onWorkshop-length, six parts; the default ~10M-parameter model trains in ~45 min on an M3 Pro laptopSep 28, 2026
MLCourse

10-423/10-623/10-723: Generative AI (CMU, Fall 2026)

Carnegie Mellon University (Matt Gormley & Aran Nayebi)

CMU's full-semester generative AI course, from RNN language models to diffusion, MoE, reasoning models and agents

IntermediateFreeHands-onOne semester (Fall 2026): 26 lectures of 80 min plus recitations, 5-6 homeworks and a projectSep 28, 2026
AgenticPaper

Agentic Large Language Models, a Survey

Leiden University (Plaat, van Duijn, van Stein, Preuss, van der Putten, Batenburg)

A peer-reviewed map of agentic LLMs organised as reason, act and interact, with a five-point research agenda.

IntermediateFreeLong-form journal survey; several hours for a full read, self-pacedSep 27, 2026
AgenticCourse

5-Day AI Agents: Intensive Vibe Coding Course With Google

Google / Kaggle

Google's free five-day agents intensive, rebuilt around vibe coding: tools, skills, memory, security and production deployment.

All LevelsFreeHands-onCertificate5 days, ~1-2 hours/day self-paced plus a 45-60 min daily livestream; optional capstoneSep 27, 2026