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Brian Casel

@briancasel

I'm Brian Casel, a full stack product builder who's gone all-in on AI-first development. Building with AI isn't just hype—it's leverage. It's transforming how we create software products, and I'm here to show you why mastering these techniques now will define who wins in the next decade. Each week, I share: - What's actually changing in our craft (not just what's trending) - Practical AI building techniques you can use today - Real lessons from shipping AI-powered products This isn't about chasing the latest models or buzzwords. It's about understanding how AI fundamentally changes what's possible for builders. If you're a developer, designer, or product builder who wants to stay ahead of the curve without getting lost in the noise, you're in the right place.

Channel created: February 25, 2007

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Build your own marketing tools with Claude Code

Colleen Schnettler is a Ruby on Rails developer who worked at ClickFunnels, runs SimpleFileUpload (https://www.simplefileupload.com), and is now launching a technical marketing consulting business....

Why I Stopped Using AI Frameworks in 2026

Brian argues that complex AI frameworks are now "overkill" and explains why he has reverted to using native, vanilla tools for 90% of his daily work. 👇 **Your Builder Briefing (free)** https://bui...

The Easiest Way to Train Your AI on Your Codebase

Arvid demonstrates his workflow of recording a video walkthrough of his app as if training a new employee, then having Claude convert the transcript into a structured technical documentation file (...

Brennan Dunn’s Team of (AI) Developers

In this 2nd installment of 'Builder Stories', Brennan Dunn, founder of RightMessage (https://rightmessage.com), a website personalization tool, shows us his sophisticated system of custom AI agents...

Agent OS v3: Leaner & Smarter for Building in 2026

Agent OS v3 is here — rebuilt from the ground up for how we actually build in 2026. I stripped out 70% of the framework. What's left: a leaner system for discovering, documenting, and injecting yo...

Arvid Kahl’s SaaS is 98% Coded by Claude

Trying something new on the channel! This is episode #1 of a new series called 'Builder Stories' where I'm inviting fellow builders to show us how they build and tell the story of their transition...

Claude Code is all you need in 2026

Claude Code in 2026 is not what it was when it launched. After a year of building frameworks, custom setups, and elaborate systems to make AI coding work, we've come to a point now where... most of...

Replacing my n8n workflow with a Claude Code Skill

I spent a week building a complex n8n workflow for AI image generation — then scrapped it and rebuilt the whole thing as a Claude Code skill in 30 minutes. Here's why automation without intelligenc...

This one AI skill multiplies all the others

Knowing when to use Claude vs ChatGPT, terminal vs IDE, subagents vs main context—that's workflow orchestration. Build this intuition and you're not just reacting to AI tools, you're directing them...

Design OS: The Missing Design Process for AI-First Development

AI coding tools build fast—but the results are a hodgepodge. Disconnected screens. Generic UIs. No cohesion. And re-prompting just makes it worse. Design OS fixes this. It's a methodical design pr...