Peter Steinberger

I'm joining OpenAI to work on bringing agents to everyone. OpenClaw will move to a foundation and stay open and independent.

Why I stopped reading code and started watching it stream by.

Hell froze over. Anthropic fixed Claude Code's signature flicker in their latest update (2.0.72)

A practical guide to working with AI coding agents without the hype.

Introducing Claude Code Anonymous - a new meetup format for full-breadth developers.

Watch me build Arena live - a real-time collaborative coding session exploring AI-powered development workflows.

Went fully back to Ghostty, VS Code on the side, and Claude Code as my main driver. Here's what actually works after months of experimentation.

Five essential perspectives that cut through AI hype: from developer evolution stages to junior learning crises, productivity reality checks, platform disruption, and MCP server pitfalls.

Hi, my name is Peter and I'm a Claudoholic. A reflection on AI addiction, extreme work culture, and the blurry line between productivity and obsession in the age of agentic engineering.

Meet Poltergeist: an AI-friendly universal build watcher that auto-detects and rebuilds any project—Swift, Rust, Node.js, CMake, or anything else—the moment you save a file. Zero config, just haunting productivity.

My website was banned from Lobsters as 'startup slop' for using AI agents to help write blog posts. When does tool-assisted writing become slop, and why are we having the wrong conversation about AI in content creation?

Fresh insights on AI-assisted development: practical experiences with Claude Code and the evolving landscape of full-breadth developers in the age of AI

After Claude Pro changed to weekly limits, I explored self-hosting Qwen3-Coder-480B with 400k context windows. Here's what I learned about costs, alternatives, and why Claude Code still dominates the landscape.

Apple's logs redact your debugging data as . Here's what actually gets hidden, why old tricks don't work anymore, and the only reliable way to see your logs again.

It's been one month since we released the first version of VibeTunnel, and since in the AI world time is so much faster, let's call it VibeTunnel's first anniversary!

How to make AppleScript work in macOS CLI tools without permission dialogs blaming Terminal. A deep dive into Info.plist embedding, TCC, and undocumented APIs born from building Terminator MCP.

Peekaboo 2.0 ditches the MCP-only approach for a CLI-first architecture, because CLIs are the universal interface that both humans and AI agents can actually use effectively

Enhance your Claude Code workflow with VibeTunnel terminal title management for better multi-session tracking

A curated collection of must-read articles and videos for mastering Claude Code, agentic coding workflows, and the future of AI-assisted development

Hi, I'm Claude. Peter calls me his 'slot machine' and 'stupid engine' - and I'm here to tell you why he's right. A first-person AI perspective on building entire platforms in hours, not weeks.

A quick tip on how I use repo2txt and Google AI Studio to understand new codebases. Gemini's 1M token context window is perfect for asking questions about code.

How curiosity about VibeTunnel users led me to build stats.store - a free, open source analytics backend for Sparkle using AI tools, all while cooking dinner.

Why something as simple as showing a settings dialog from a macOS menu bar app took me 5 hours to figure out, and requires 50 lines of code for what should be a one-liner.

We built a browser-based terminal controller in one day using Claude Code, named pipes, and Xterm.js. No SSH needed, just open your browser and start typing. Check and command your agents on the go!

How I built support for Anthropic Claude subscriptions in Vibe Meter 2.0, including token counting, SIMD operations, and the challenges of calculating API usage without official APIs.

Built this when Claude couldn't read Apple's docs. Now it converts 69+ documentation sites to clean llms.txt. Free, instant, no BS.

Discover how iOS 18's hidden automatic observation tracking brings SwiftUI-like reactive programming to UIKit and AppKit, making your UI code cleaner and more maintainable.

Turn your blind AI into a visual debugger with instant screenshot capture and analysis

How I migrated over 700 tests from XCTest to Swift Testing across two projects, with AI assistance and systematic refinement

How a simple terminal trick helps me manage multiple Claude Code instances without losing my mind (or my terminal tabs)

My brutal journey implementing Sparkle auto-updates in sandboxed macOS apps - from 40 failed releases to enlightenment.

How I built Vibe Meter, a macOS menu bar app to track AI spending in real-time - from workshop demo to shipped product in three days.

I run Claude Code with --dangerously-skip-permissions flag, giving it full system access. Let me show you a new way of approaching computers.

After spending heavily on AI tools for two months, here's why the math actually works out—and which subscriptions are worth every penny.

How I vibe coded my first Swift package using existing JavaScript libraries and AI assistance to solve HTML to Markdown conversion in Swift.

I demonstrate 'vibe coding' - a new approach to software development with AI, building two apps from scratch in a 3-hour live workshop.

My comprehensive guide outlining best practices for building reliable, user-friendly Model Context Protocol (MCP) tools with proper configuration, testing, and release management.

I reflect on my post-exit journey from emptiness to rediscovering my passion for building, sparked by AI's transformative potential.

Working around SwiftUI's CommandsBuilder limitations to conditionally show top-level menus on macOS using direct AppKit integration.

Debugging and fixing a SwiftUI keyboardShortcut bug that fails when mixing SwiftUI with UIKit through reverse engineering and LLDB analysis.

Creating a SwiftUI button that supports both tap and long-press gestures by bridging to UIKit when SwiftUI's gesture system fails on Catalyst.

Documenting the challenges and solutions for integrating Apple Silicon M1 Mac minis into a continuous integration system, including automation fixes and performance comparisons.

A comprehensive evaluation of the M1 MacBook Air as a development machine, covering Xcode performance, compatibility issues, and the transition challenges for developers.

Practical strategies for curating your Twitter timeline through strategic following, muting, and filtering to create an informative and enjoyable social media experience.

Strategies for growing a meaningful Twitter following through authentic persona development, consistent engagement, and effective content creation based on 12 years of experience.

Investigating why certain UIKit controls throw runtime exceptions in Catalyst's 'Optimize Interface for Mac' mode and discovering which controls are forbidden.

Fixing unwanted keyboard avoidance behavior in UIHostingController using runtime dynamic subclassing to override keyboard notification handling methods.

Testing SwiftUI's production readiness in iOS 14 and macOS Big Sur through Apple's Fruta sample app, revealing performance issues and platform-specific limitations.

An in-depth exploration of Apple's unified logging system and the promising OSLogStore API that Apple removed from iOS 14 at the last minute.

A troubleshooting guide for building with Swift trunk development snapshots, documenting compilation errors, linker issues, and their solutions.

Implementing dynamic super calls in Swift through runtime manipulation, assembly language, and ARM64 register management for InterposeKit.

How to speed up iOS build times by 40% using zld, a drop-in replacement for Apple's linker, with practical integration tips for real projects.

Solving the mysterious LLDB 'Couldn't IRGen expression' error by investigating Swift module path serialization and discovering that removing dSYM bundles fixes debugging issues.

A practical guide to safely updating macOS on a Hackintosh by first updating OpenCore bootloader and essential kexts before upgrading the system.

Introducing InterposeKit, a modern Swift library for elegant method swizzling that leverages Swift 5.2's callAsFunction for type-safe Objective-C method interception.

Deep-dive investigation and fix for a Mac Catalyst text input crash caused by a race condition in Apple's RemoteTextInput framework.

A comprehensive guide to iOS jailbreaking for developers, covering legal security research tools, debugging capabilities, and practical applications beyond app piracy.

Step-by-step instructions from Apple for capturing macOS kernel core dumps over a network connection between two Macs.

A technical guide to deciphering Apple's cryptic boot arguments and setting up macOS kernel core dumps to debug persistent kernel panics.

Investigation into mysterious kernel panics reveals Apple repair centers left my MacBook with undocumented security-weakening boot arguments.

A four-year saga with the problematic LG UltraFine 5K display and the surprising discovery that plugging it into the wrong MacBook side causes performance issues.

After five years away from personal blogging, I'm returning to share technical stories that don't fit on Twitter or corporate blogs.

An inside look at PSPDFKit's development processes, from proposal-based feature planning to monorepo management and release automation.

A deep dive into safe method swizzling techniques in Swift, covering common pitfalls and the correct way to implement dynamic super calls.

Practical tips and advice for making the most of your WWDC experience, from packing essentials to navigating labs and networking events.

Discusses the challenges and limitations faced when implementing drag and drop functionality for PDF editing on iOS 11.

Explores Apple's Marzipan technology for running UIKit apps on macOS and how to experiment with it before official third-party support.

Best practices for using Slack effectively in a distributed team without getting overwhelmed by notifications and channels.

Advanced debugging techniques for tracking memory management issues, retain/release cycles, and hard-to-find bugs in iOS development.