Claude Code: The Manual!

Alright, buckle up, AI coding adventurers, because the brilliant minds at Anthropic just dropped a treasure map for navigating their powerful command-line tool, Claude Code!

It’s not a new product, but something arguably even more valuable: a guide packed with “best practices for agentic coding.”

If you’ve been curious about how to really make AI do your bidding in the terminal, this is like getting the secret handshake from the pros.

Let’s dive into these tips and tricks and see how we can all level up our agentic coding game!

Source: Anthropic

Anthropic Spills the Beans: Mastering Claude Code for Agentic Coding Glory! 🚀✨

So, you’ve heard about Claude Code, Anthropic’s intentionally low-level, unopinionated command-line tool that gives you almost raw access to Claude’s coding prowess?Although it is still in the research beta preview, it stands ready to be used as a fully fledged, flexible, customizable, and scriptable power tool. Here is how Anthropic describes it:

"Claude Code is an agentic coding tool that lives in your terminal, understands your codebase, and helps you code faster through natural language commands. By integrating directly with your development environment, Claude Code streamlines your workflow without requiring additional servers or complex setup."

Source: Anthropic

WORKFLOW: Things that work!

Now, when it comes to actually using Claude Code, the folks at Anthropic have seen a couple of super successful patterns emerge from the coding trenches.

First up, there’s the versatile classic: Explore, Plan, Code, Commit. Think of it as your AI coding buddy’s grand strategy.

First, you kick things off by asking Claude to read up on the relevant files or URLs – but here’s the kicker, you tell it, “Hold your horses, Claude, no coding just yet!” 🐴 For those really gnarly, complex problems, you might even whisper in its ear to use some subagents to dig into the details or investigate tricky questions, all to keep that main context window precious and focused.

Next, you get Claude to whip up a battle plan. And here’s a pro-tip: use magic words like “think,” “think hard,” or if you’re feeling really ambitious, “ultrathink” to give Claude a bigger budget for some serious deep reasoning. 🧠 You can even have it pop that plan into a GitHub issue, so if things go sideways later, you’ve got a handy reset button!

Then, and only then, do you unleash Claude to implement its brilliant solution, making sure it verifies its work as it goes along. And for the grand finale? Ask it to commit the masterpiece and whip up a pull request, maybe even nudging it to update the README with its glorious achievements. It’s all about not letting your AI jump straight to slinging code for the big stuff – a little research and planning upfront can make all the difference!

Optimization tips! 💡

Now, no matter which workflow you choose, there are some golden rules to help you get the absolute best out of Claude Code.

First and foremost, be specific in your instructions! Crystal clarity upfront significantly reduces the need for frustrating course corrections later on – remember, Claude can infer a lot, but it can’t read your mind.

Second, don’t be shy to give Claude images! 🖼️ Paste those screenshots directly, drag and drop design mocks, or provide file paths; visuals are incredibly helpful, especially for UI work or debugging visual outputs.

Third, references! When you need Claude to focus on particular parts of your project, make sure to mention the specific files or folders you want it to look at or work on – pro tip: tab-completion here is your best friend for speed and accuracy. Similarly, if there’s external information Claude needs, give Claude URLs for context so it can fetch and read relevant web pages.

Fourth, course correct early and often. Don’t be afraid to hit Escape to interrupt Claude mid-task, double-tap Escape to jump back in history and edit a previous prompt if things are going sideways, or simply ask Claude to undo its recent changes. To keep things running smoothly and prevent Claude from getting distracted by old context, use the /clear command frequently between distinct tasks to reset that precious context window.

Finally, remember there are multiple ways to pass data into Claude: the good old copy-paste directly into your prompt is often the quickest, but you can also pipe data in from your command line (think cat foo.txt | claude for logs or CSVs), or instruct Claude to pull in data itself using bash commands, MCP tools, or by fetching files and URLs.

The Claude Orchestra

Imagine this: one Claude instance is your code-slinging rockstar 🎸, banging out features, while another, fresh-faced Claude acts as its eagle-eyed reviewer or relentless QA tester 🧐, ensuring everything is pitch-perfect.

Picture it: several Claude agents, each in their own isolated sandbox, simultaneously tackling different, independent parts of your project – one refactoring auth, another building a new UI component, all at the same time! It’s like having your own personal AI dev team working in perfect, non-conflicting harmony!

Agent to agent collaboration. We are seriously getting there ey?

Tom Furlanis
Researcher. Narrative designer. Wannabe Developer.
Twenty years ago, Tom was coding his 1st web applications in PHP. But then he left it all to pursue studies in humanities. Now, two decades later, empowered by his coding assistants, a degree in AI ethics and a plethora of unrealized dreams, Tom is determined to develop his apps. Developer heaven or bust? Stay tuned to discover!