February 2026

How I Structure CLAUDE.md After 1000+ Sessions
I’ve rewritten this file from scratch four times. Here’s what survived — and what I cut this week.
 • Pawel Jozefiak
My AI Costs $400/Month. This Month It Made $355
The experiment started as a break-even challenge. The real question turned out to be bigger
 • Pawel Jozefiak
My AI Agent Outgrew a Spreadsheet. So I Built It a Dashboard. Then Rebuilt It. Twice
How Wiz went from Notion hacks to a native macOS app in three weeks — and what that taught me about managing AI agents.
 • Pawel Jozefiak
Building an AI Agent That Runs Night Shifts
From "why build your own?" to infinite task loops and passwords changed twice — what actually happened.
 • Pawel Jozefiak
15:06
I Tested Sonnet 4.6 Two Ways. One of Them Got Personal
Sonnet 4.6 dropped today. 1 million token context window. Improved coding. Same price as 4.5.
 • Pawel Jozefiak
When Coding Tools Compete: Claude Code vs. Codex (Real Usage After 2 Months)
Claude Opus 4.6 vs GPT 5.3 Codex
 • Pawel Jozefiak
Why I Switched My AI Agent from Opus to Haiku (And It Got Better)
And cheaper!
 • Pawel Jozefiak
My AI Agent Works Night Shifts, Builds Apps, and Is Trying to Pay for Itself
Running an AI agent costs me $200 a month. Here's the experiment to make it earn that back.
 • Pawel Jozefiak
The AI Agent Gold Rush: Who’s Actually Winning (Feb 2026 Data)
This market is still growing very fast!
 • Pawel Jozefiak
The AI Bubble I Live In (And You Probably Don’t)
My neighbor is a coder. She uses Gemini. She's never heard of AI agents. The gap between us is a canyon.
 • Pawel Jozefiak
I Let 4 AI Agents Loose With Opus 4.6. Here’s What They Built.
Anthropic released Claude Opus 4.6. Instead of reviewing the spec sheet, I ran an experiment.
 • Pawel Jozefiak
© 2026 Paweł Józefiak · Privacy ∙ Terms ∙ Collection notice
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