AI Agent Costs Explained: Model Routing That Cuts Your Bill
Why agent projects die of API bills and how routing fixes it: the three-tier pattern, the escalation trick, and the costs people forget to meter.
Guides & Tutorials
Step-by-step builds and how-to guides. Follow along and finish with something working.
Gumroad for Beginners: Listing Your First Product the Right Way
The listing decisions that separate products that sell from products that sit: naming, covers, skip-if honesty, pricing you can raise, and the features that quietly matter.
How to Self-Host n8n on a VPS (Docker + Automatic HTTPS)
The production self-hosting setup we actually run: a small VPS, Docker Compose, Caddy for automatic HTTPS, and the three habits that keep it healthy.
How to Create and Sell Your First Digital Product (a Realistic 30-Day Plan)
A 30-day plan engineered against the classic failure: validation before building, a small honest version one, and the buyer list as the real prize.
How to Build Your First AI Agent (That Does Real Work)
Five reliability principles from production agents, applied to a concrete first build: a daily research agent with guards, checkpoints, and model routing. No framework required.
n8n Tutorial for Beginners: From First Workflow to Production Habits
Learn n8n from zero: the five core concepts, a genuinely useful first workflow (importable JSON included), and the production habits that separate demos from systems.