Hi, I'm Radek.
⚡ I build AI agent systems and help companies implement AI that works in practice
🦞 OpenClaw maintainer
🎬 I make YouTube videos about AI workflows, agent architecture, and practical automation
Articles
20 most recent articles
- OpenClaw Memory Masterclass: The complete guide to agent memory that survives
- 50 days with OpenClaw: The hype, the reality and what actually broke
- Stop overpaying for OpenClaw: Multi-model routing guide
- Compound Engineering: the AI coding workflow that actually learns
- Data analysis with Claude Code: 500,000 rows without writing code
- ClawdBot: The self-hosted AI that Siri should have been
- Stop prompting Claude Code - let it interview you
- Building a Large Language Model from scratch: A learning journey
- Banana Straightener: AI image generation that actually gets it right
- Why do AI company logos look like buttholes?
- My AI agents journey
- 12 challenges in 12 months. Again.
- SummerIce: A Simple solution for information overload
- EIP-3074 - Pass the AUTH, please!
- ERC-1271 - Now smart contracts can sign transactions too!
- ERC-4337 - It's all about Account Abstraction
- What are Ethereum Standards - EIPs, ERCs, RIPs, CAIPs
- How many time zones are there in the world?
- Solidity Smart Contract Template
- Merkle Trees
TIL (Today I Learned)
10 most recent TILs
- TIL: .git/info/exclude - ignore files without touching .gitignore
- TIL: Disable terminal sounds in Cursor
- TIL: How to stop Claude Code from adding itself as co-author and contributor in GitHub
- TIL: Get a sound notification in Claude Code when a task is complete
- TIL: MacOS keyboard shortcut to show hidden files: Command + Shift + .
- TIL: Ponzo illusion
- TIL: Euro banknotes had fictional bridges on them in 2002, when issued. After 10 years, they were not fictional anymore.
- TIL: There is considerable overlap between the intelligence of the smartest bears and the dumbest tourists
- TIL: Cleopatra lived closer to the moon landing than to the Great Pyramid of Giza
- TIL: Most wines will last up to a week or more in the fridge
Featured works
Some of my videos, articles, talks, and other creative endeavours outside of VelvetShark.com
Showing 62 works
- Why your OpenClaw agent forgets everything (and how to fix it)The definitive guide to OpenClaw memory - how it works, why it breaks, and how to build a system that actually remembers.
- 50 days with OpenClaw: The hype, the reality & what actually brokeDeep dive into 50 days of running OpenClaw - what worked, what didn't, and what actually broke along the way.
- I cut my OpenClaw API bill by 80% with one config changeHow smart model routing dramatically reduced API costs without sacrificing quality.
- OpenClaw API costs calculatorConfigure your OpenClaw models and see API savings you could have.
- OpenClaw (Clawdbot) use cases: 9 automations + 4 wild builds that actually workShowcasing real automations and creative builds people are doing with OpenClaw.
- Compound Engineering: the AI coding workflow that actually learnsA coding workflow where AI agents learn from mistakes and compound their effectiveness over time.
- Claude Code for data analysis: 500,000 rows without writing codeUsing Claude Code to analyze large datasets without writing a single line of code.
- ClawdBot (OpenClaw): The self-hosted AI that Siri should have been (Full setup)Complete setup guide for OpenClaw - a self-hosted AI assistant that connects to your life.
- Stop prompting Claude Code - let it interview you (the "spec" workflow)A better way to use Claude Code: let it ask you questions instead of writing long prompts.
- ClawdiverseA community-powered collection of creative OpenClaw use cases
- BallRewindRecent NBA games ranked by watchability. Zero spoilers.
- Banana StraightenerSelf-correcting image generation for Gemini's Nano Banana model
- Live Translation - meme generatorGenerate memes with Apple's Live Translation feature. 'What was said' → 'What was actually meant'
- GitPing - never miss an important releaseGet instant notifications when your favorite GitHub repositories release new versions. Stay updated on the tools and libraries you depend on.
- ModelArena.aiCompare AI Models side by side. Get summarized insights.
- TimeSnap: Daily Photo Journal (iPhone app)Mobile app that helps you build a unique visual diary. Just take a photo every day at the same time, e.g. at 3:14 PM, making it your Pi O'Clock app.
- ShhhhAI hackathon project: A storytelling agent that keeps your kid engaged without turning their brain into mush, puts them in a driver's seat of the story and teaches them a valuable lesson.
- quickcast.devYour guide to mastering Foundry's cast command-line tool. Documentation, examples, browser-based execution.
- How to use SummerIce to summarize any article (free Chrome extension)Demo and explanation of a Chrome extension that summarizes articles that I made for myself and then published for everyone to use.
- EIP.directory - your place for all Ethereum proposals: EIPs, ERCs, CAIPs, RIPsLaunch video, demo, and explanation of the project
- EIP.directoryA directory of important, noteworthy, interesting EIPs, with explanations
- Magic MakerFarcaster Frame to create custom fairy tales
- SummerIce ☀️🧊 - Page SummarizerChrome extension to summarize articles in one click
- ApeFitAward-winning ETHGlobal Istanbul hackathon project (team of 5, 3 awards won)
Want to work together? I help companies build AI agent systems, automated workflows, and data pipelines. Drop me an email at [email protected]
Books
10 most recently read books
- The Library at Mount Char - Scott HawkinsFeb 2026
- The Lies of Locke Lamora - Scott LynchJan 2026
- Last Argument of Kings - Joe AbercrombieDec 2025
- The Making of Prince of Persia - Jordan MechnerNov 2025
- Null - Szczepan TwardochNov 2025
- The Hero of Ages - Brandon SandersonNov 2025
- Before They Are Hanged - Joe AbercrombieSep 2025
- The Gate of the Feral Gods - Matt DinnimanAug 2025
- The Blade Itself - Joe AbercrombieJul 2025
- The Dungeon Anarchist's Cookbook - Matt DinnimanJun 2025
If you like what you see, you'll find more stuff like this on my Twitter.
