n8n 6-week challenge review: what participants built and what stuck
A record of the n8n 6-week finish-the-book challenge: 319 sign-ups, weekly student projects, a 4.9 review rating, and what changed after six weeks.
Blog
Hands-on notes on AI agents and work automation: guides, concepts and what actually worked.
- Insights
- Guides
Your First n8n Automation: Build a Morning News Briefing Without Coding
A beginner's step-by-step n8n tutorial. In about 30 minutes, build a no-code workflow that delivers your chosen news to your inbox every morning.
- Insights
Where to Get Data for Vibe Coding: 9 Free Public Data API Sources
Six Korean public data portals and three API directories, sorted by use case, plus how to have AI pick the right API for your project.
- Insights
GEO vs SEO: The Three Gates Before an LLM Cites Your Site
Learn why GEO builds on SEO, why client-side rendered pages are invisible to AI crawlers, and how to measure mentions, sources, and citations in LLM answers.
- Insights
AI Agent Architecture Patterns in n8n: How to Choose and Where Each Breaks
Compare nine AI agent architecture patterns, their failure modes, and n8n production fixes for memory, error recovery, and human approval.
- Insights
Choosing an LLM Backend for a Self-Hosted Hermes Agent: Cost, Security, and Policy
Pick an LLM backend for a self-hosted Hermes agent by weighing cost, data jurisdiction, and Claude subscription policy. Includes pricing and risk tables.
- Insights
Agent Knowledge Management Standards: Storage and Retrieval vs. Context Engineering
Learn how agent knowledge storage and retrieval map to CoALA memory types, sleep-time consolidation, and progressive disclosure.
- Insights
Is ChatGPT Plus Enough for Codex? A 72-Day Usage Review
Real Codex usage data from 72 active days: token totals, model mix, and rate-limit peaks. Find out why bursty users should pick Plus $20 over Pro.
- Insights
Building a Solo Board Game Server in One Weekend with Claude Code: A Retrospective
A 36-hour build of an Age of Steam web game with Claude Code: code size, commits, API cost breakdown, and why the LLM hard difficulty was shelved.
- Insights
Claude Code Harness Audit: Finding Silent Failures in Hooks, npx, and YAML
A three-month drift audit of a Claude Code harness. Learn which failures stay silent and how to test hooks, avoid npx squatting, and validate YAML.