Video Library

Project-based video training & tutorials for building with AI.

Unlock Full Access

Get unlimited access to the complete video library, exclusive training, and join our community of pro developers building with AI.

Learn More

Topics

Design OS Mindset Codex

The Builder Method

The Builder Method is the process-oriented framework that guides everything in Builder Methods Pro—from design through build to refinement. This video establishes the mental model for working productively with AI while keeping your creativity and craft at the center.

New

Pro

Design OS: First look!

The very first look at Design OS—a new free tool and process (coming soon) aimed at rethinking the design and planning process for new products.

New

Pro

Claude Code vs. Cursor vs. Codex: Cloud Agents Showdown

Cloud-based coding agents from Claude Code on the Web, Cursor Cloud Agents, and Codex all promise the same thing: kick off a task, walk away, and come back to a completed pull request. But do they actually deliver? And more importantly, which one fits into your real-world development workflow?

New

Finding FLOW with AI Coding Agents

Remember what FLOW used to feel like? Hours would disappear. It felt amazing—that perfect flow state where you're crafting software with your hands. Well I'm noticing a new flow emerging when I'm building products using AI. I'm finding that this new rhythm of development has a repeating 3-step cycle.

Training & community for pro software developers building with AI.

Created by Brian Casel (that's me). I'm a career software developer, founder, and creator of Builder Methods and Agent OS, the system for spec-driven development with AI.

Free Resources

Agent OS Design OS Builder Briefing YouTube Channel About

Training & Community

Builder Methods Pro Workshops Video Library Login

Contact