Build a Claude Code Personal OS Step by Step in 40 Minutes | Moritz Kremb

Build a Claude Code Personal OS Step by Step in 40 Minutes | Moritz Kremb

Author: Peter Yang May 10, 2026 Duration: 42:34

Moritz is an AI founder who built a personal OS in Claude Code to manage his emails, create content, and even buy groceries. In this episode, he walks through everything you need to set up your own: folder structure, tools, memory loops, skills, and routines. We also talked about the pros and cons of OpenClaw vs. Claude Code.


Moritz and I talked about:

(00:00) The honest tradeoffs: OpenClaw vs. Claude Code

(09:03) Why Moritz switched to Claude Code

(15:40) The folder structure that runs Moritz's entire OS

(20:03) The memory loop that makes Claude Code remember everything

(23:47) CLI vs. MCP vs. API: which to pick and why it matters

(26:02) Skills walkthrough: automated grocery runs and video uploads

(29:03) Local vs. remote routines (and when to use each)

(31:51) The full content pipeline from idea to posted video

(41:43) Tips to start building your first personal OS


Thanks to our sponsors:

Linear: The AI agent platform for modern teams https://linear.app/behind-the-craft

Wispr Flow: Don't type, just speak https://ref.wisprflow.ai/peteryang

Oceans: Hire AI-native EAs http://oceanstalent.com/peter


Get the takeaways: https://creatoreconomy.so/p/build-a-claude-code-personal-os-step-by-step-moritz


Where to find Moritz:

X: https://x.com/moritzkremb

Website: https://joinagentos.com/


Subscribe to this channel - more interviews coming soon!


For anyone building the future, Behind the Craft is a conversation with Peter Yang that moves beyond theory and into the tangible details of creation. This podcast lives in the messy, rewarding space where ideas become real products. Each episode is built on candid interviews with experts who have been in the trenches, dissecting the pivotal decisions, the unexpected hurdles, and the hard-won lessons that rarely make it into a polished case study. You’ll hear the unvarnished stories behind the features and companies shaping our world, focusing on the practical frameworks and mental models that effective product leaders and creators rely on daily. It’s about understanding the craft from the inside out-the strategic shifts, the team dynamics, the user insights that truly move the needle. Tune in for a direct, no-fluff dialogue designed to accelerate your own journey, providing actionable guidance you can apply immediately to level up your own work. This is where the blueprint meets the build.
Author: Language: English Episodes: 100

Behind the Craft
Podcast Episodes
Inside Anthropic: How Claude Actually Gets Built | Alex Albert [not-audio_url] [/not-audio_url]

Duration: 35:03
Alex is a research PM at Anthropic building the next Claude model. He gave me a rare inside look at how the research team operates — including how they turn user feedback into model training, how they decide which capabi…
How OpenAI's Codex Team Builds with Codex (43 Min) | Alex & Romain [not-audio_url] [/not-audio_url]

Duration: 43:16
Alex is the product lead for Codex and Romain runs developer experience. They gave me a rare inside look at how the Codex team operates, including how they build products with Codex and how they ship without traditional…
Master Claude Code + Figma MCP for Design in 50 Min | Felix Lee [not-audio_url] [/not-audio_url]

Duration: 50:15
Felix is an expert at using Claude Code and Figma MCP to design and build apps. Watch as he demos how you can build apps that look exactly like their Figma designs, build a game from a FigJam flow cart, and convert code…