Claude Code Workflows
Daily-driver tricks, hidden commands, and productivity patterns for power users of Claude Code. Includes /compact, /btw, /simplify, /batch, effort levels, opus plan mode, token hacks, git worktrees, auto mode, buddy easter egg.
How to Use Claude Code's /bg Command to Run Background Agent Sessions
Claude Code's /bg command moves active sessions into Agent View for background processing. Learn how to use it to run parallel agents across projects.
What Is Claude Code Agent View? How to Manage Multiple AI Agents at Once
Claude Code's new Agent View lets you monitor and control multiple coding sessions from one terminal tab. Here's how it works and why it matters.
Claude Code Hooks: 18 Lifecycle Events Most Users Have Never Touched — and How to Use Them
Claude Code has hooks at 18+ lifecycle events — session start, post-compaction, pre-response, and more. Most users ignore them entirely.
Claude Code Hooks Explained: How Pre-Session and Post-Compaction Hooks Keep Your Agent on Track
Claude Code's 18+ hook types include pre-session injection and post-compaction hooks that reinsert agent identity after context compression.
How to Build a Brand Voice Profile for Your AI Agent: The Interview Method
A brand voice profile tells your AI agent how your business speaks. Here's how to use the AI interview method to create one in under 10 minutes.
Claude Code's Creator Says Anthropic Has Zero Manually Written Code — What That Means for Agentic Engineering
Boris Churnney says no one at Anthropic writes code by hand anymore. Here's what that signals about the future of agentic engineering.
Contact Goat: How Printing Press Finds Verified Emails via LinkedIn Without a Public API
Contact Goat cross-checks LinkedIn with Happenstand and runs deep email verification — all without a public API. Here's how to use it inside Claude Code.
Printing Press: 6 Things the New CLI Factory Does That MCP Servers Can't
Printing Press gives Claude Code access to 50+ sites with no public API while using 35x fewer tokens than MCP. Here's what it does that MCP simply can't.
What Is the Printing Press CLI Library? 50+ Pre-Built Agent Integrations
Printing Press is a CLI factory and library with 50+ pre-built integrations for AI agents. Here's what it includes, how it works, and how to get started.
How to Use Session Start Hooks to Force Context Into Every Claude Code Session
Session start hooks deterministically push context into your conversation window every time—unlike claude.md files, which Claude can choose to ignore.
The Subtraction Principle: Why Removing Agent Tools Often Improves Performance
Research shows verifiers and multi-candidate search can hurt agent performance. Learn when to remove harness components as models improve.
What Is the Access-Meaning-Authority Framework for AI Agents?
Access gets agents into your systems. Meaning tells them what actions do. Authority determines who can do what. Learn why all three layers matter.
Codex Skills System: How to Build Reusable Markdown Instruction Files for Every Project
Codex's skills system lets you store reusable instruction files globally or per-project. Here's how to build and organize them for real workflows.
Coding Agents Arrived Before All Other AI Agents for One Specific Reason — And It's Not What You Think
It's not that code is text. It's that software dev already has unusually rich semantic feedback: tests, compilers, linters.
Why Coding Agents Succeeded First: The Semantic Feedback Advantage
Coding agents work because code has rich semantic structure—tests, types, and feedback loops. Learn why this matters for building agents in other domains.
How to Build a Brand Identity File for Your AI Agent: The Interview Method
Stop writing identity files from scratch. Use the AI interview method to create a user.md and brand context file that gives your agent consistent outputs.
Claude Code Found the UTC Timezone Bug in a Cal.com Tool Call by Reading the Conversation Transcript
The Cal.com tool was querying availability in UTC instead of local time. Claude found the bug by reading the transcript — without being told where to look.
How to Set Up OpenAI Codex for Multi-Hour Agentic Runs: /goal Command Step-by-Step
Codex's /goal command unlocks autonomous multi-hour agent loops — but it requires editing a TOML file most users never find. Here's the full setup.
Rewriting Agent Control Logic from Python to Natural Language Cut Runtime from 361 to 41 Minutes
No model swap, no architecture change — just rewriting control logic in natural language dropped runtime by 88% and lifted benchmark scores 17 points.
The Subtraction Principle: Why Removing Agent Tools Often Improves Performance
Research shows adding more tools to AI agents can hurt results. Learn the subtraction principle and how to audit your agent harness for better outputs.
Time Horizons Benchmark Numbers Are Understated by ~35% — Here's the Statistical Reason Why
Using a fixed-slope logistic fit — arguably more valid — pushes the published Time Horizons numbers up 35%. The co-author explains the methodology gap.
Claude Code Found a UTC Timezone Bug by Reading Conversation Transcripts — No API Logs Required
Claude Code read turn 16 of a voice agent transcript and identified a Cal.com UTC bug the developer never spotted. Here's how it works.
Claude Code /ultra review: 5 Things You Need to Know Before Running It ($5–$20 Per Run)
Ultra review spins parallel reviewer agents but costs $5–$20 per run and requires a Claude account, not just an API key. What to know first.
What Is the Ultra Review Command in Claude Code? How to Catch Bugs Before They Ship
Claude Code's /ultra review spins up parallel reviewer agents to independently verify bugs before you merge. Here's how it works and when to use it.