ai/courses

AI agent guides & comparisons.

Checked against official docs, with copy-paste code. Updated as the tools change.

01

AI agents.

Build your own AI agents: PydanticAI, LangGraph, CrewAI, MCP.

  1. 01LangChain vs LangGraph: Which One Should You Use?Same team, different layers. Side-by-side code for the same agent, the real differences in memory and human-in-the-loop, and a clear rule for when to use each.Comparison
  2. 02AI Agent Frameworks: Which One Should You Use in 2026?Eight frameworks that matter, checked against their official docs: language, abstraction level, license, and a "pick this if" rule for each. Plus hello-world code so you can feel the API before you commit.Guide
  3. 03Pydantic AI vs LangChain: Which Agent Framework Should You Use?The same agent in both frameworks, structured output and testing side by side, a dedicated section on Pydantic AI vs LangGraph, and a fair verdict on when each one wins.Comparison
  4. 04How to Build an MCP Server in Python (Step by Step)A complete, working MCP server with the official Python SDK: one file with tools, a resource and a prompt. Then test it in MCP Inspector, connect it to Claude Code and Claude Desktop, and call it from a PydanticAI agent.Guide
  5. 05LangGraph vs CrewAI: Which Multi-Agent Framework Should You Use?The same two-agent research → write pipeline in both frameworks, how state, persistence, and human approval differ, a quick CrewAI tutorial, and what happened to AutoGen.Comparison
  6. 06The Best Agentic AI Courses for Developers (2026)Sixteen AI agent courses for people who want to build agents, not just talk about them. Free options first, with certificate details for each one, picks for each framework, and an order to take them in.Best courses
  7. 07LangGraph Tutorial: Build a Stateful AI Agent in Python, Step by StepOne support agent, built up in six steps with LangGraph 1.x: a minimal graph, a hand-written ReAct loop with tools, memory with a checkpointer, human approval with interrupt(), and streaming. Then the prebuilt shortcut, Studio, and when LangGraph is the wrong tool.Guide

02

Vibe coding.

Ship apps and automations with Claude Code, Cursor, and n8n.

  1. 01Claude Code Cheat Sheet: Commands, Shortcuts, and PromptsEvery command, flag, and shortcut checked against Anthropic's docs, copy-paste templates for CLAUDE.md, subagents, skills, and hooks, and the prompting habits that actually make a difference.Guide
  2. 02Claude Code Alternatives: 7 AI Coding Agents ComparedWhat each tool actually is, whether it's open source, which models it runs, how you pay for it, and when it beats Claude Code. Plus a dedicated Claude Code vs OpenCode breakdown.Comparison
  3. 03The Best Claude Code Courses in 2026 (Free and Paid)Anthropic's own courses are free and better than most paid ones. Here's which Claude Code course to take first, where to get a certificate, and a 7-day plan with practice projects.Best courses
  4. 04The Best Vibe Coding Courses in 2026Honest picks by goal: ship an app, automate your work with n8n, or actually learn to code with AI. Most of the best options are free, and we say plainly where vibe coding stops working.Best courses
  5. 05Claude Code Tutorial: Build Your First App, Step by StepInstall Claude Code, learn how a session works on a real codebase, then build a small tested web app from an empty folder. Every prompt you type is in this guide, and every command was checked against Anthropic's docs.Guide
  6. 06n8n AI Agent Tutorial: Build Your First Agent Without CodeWhat an n8n AI agent actually is, how to run n8n (Cloud or self-hosted), and a working agent you can build in under an hour: a chat assistant that checks your calendar, looks up customers and files tickets. Exact system prompt, tool descriptions and settings included.Guide
  7. 0710 Claude Code Projects to Build (With the Exact Prompts)You installed Claude Code. Now what? Here are ten projects ordered from first-afternoon to genuinely useful, each with a starter prompt you can paste, the follow-ups that come next, and the check that tells you it actually works.Guide
  8. 08Claude Code vs OpenCode: Which AI Coding Agent Should You Use?Two terminal coding agents with a similar workflow and very different trade-offs. Models, pricing, licensing, config files, MCP, subagents, and permissions, side by side, checked against the official docs.Comparison
  9. 09Claude Code Templates: CLAUDE.md, Subagents, Skills, Hooks, and MCPNine copy-paste templates that cover most Claude Code setups, each with its exact path, a note on when to use it, and only the fields the official docs list. Copy one, change the commands and paths to match your repo, and commit it.Guide
  10. 10The Best AI Courses for Beginners (2026)Ten AI courses for people starting from zero, sorted by what you want to do: understand AI, use it at work, build something without code, or learn machine learning properly. Every price and certificate is checked against the course’s own page.Best courses