What the day looks like at Claude Code Saturday, hour by hour

Claude Code Saturday

AI BOUTIQUE EVENT · ZAGREB · 16 SEATS

One Saturday, 9 to 17. In the morning you bring one job that keeps coming back, in the afternoon a tool does it on your laptop.

Here is the whole day, block by block, photos from both Saturdays so far and what the people who were there said afterwards. So you know exactly what you are walking into before you buy.
WHY THE TERMINAL, NOT THE APP

The black window looks like something for programmers.

You write plain sentences in your own language. Nothing is learned by heart.

I know. That is why I say it up front: we spend the whole day in Claude Code, in the terminal. You type the same way you do in a chat, only without buttons and menus.

The app could work with your files too. The problem sits elsewhere. You open it to write a proposal and you end up in the settings: projects, connectors, one more model from a dropdown. The proposal still does not exist. You become your assistant’s assistant.

In the terminal there is no such lap. Your rules, the way you write and your real example are written down once, in your own folder. A month from now it still works, and you can hand that folder to a colleague and it works for them too.

What is built around the model so it can do the work for you is called a harness in the trade. It decides whether you get finished work or one more answer to copy and paste. In the terminal you reach it directly.

I have been running hands-on AI training since the beginning of 2024. For most people the fear of the black window passes within the first twenty minutes. After that the conversation is only about your work.

“It started from zero, literally: at the first session we installed everything together, so nobody was left behind. That was decisive for me, because my relationship with the terminal until then was roughly at the level of ‘a black window you do not touch’.”

Dubravka Kopun · audit and accounting · second edition, 19 September · translated from Croatian · read it on LinkedIn
Patricija Topić
Workshop lead · Institute for Artificial Intelligence
TWO SATURDAYS BEHIND US

Two Saturdays. This is what they really looked like.

Photographed by Mario Poje, from the first coffee to the group photo.

2
Saturdays
09 → 17
hours
16
seats

In the room there were people from audit and accounting, organisational development, sales and a primary school. Prior experience ranged from zero to about three quarters. Everyone worked on their own job: Dubravka on a prototype of an app she intends to use in her daily work, Andrej on an app for an HR department that he is actually building.

“This was one of the rare workshops I left with a concrete, tangible result of my own work, and that despite the fact that my prior knowledge and experience with these tools was far closer to absolute zero than to any advanced level.”

Igor Pureta, PhD · CEO, Ramiro d.o.o. · second edition · translated from Croatian · read it on LinkedIn
Patricija Topić and the participants of Claude Code Saturday laughing during the work01
When it works
Patricija Topić leading Claude Code Saturday while a participant laughs at her laptop02
Laughter in the first block
Participants of Claude Code Saturday laughing while working on their laptops03
First laugh at the terminal
Patricija Topić explaining how to work in Claude Code04
The workshop lead between the tables
Participants of Claude Code Saturday following Patricija Topić in Hub7 Studio05
The whole room follows
Participants of Claude Code Saturday working on laptops in Hub7 Studio while Patricija Topić leads the first block 06
First block, a room full of laptops
Tables in Hub7 Studio prepared for participants, with gift bags and handbooks 07
Before anyone arrives
A personalised AI handbook with a participant's name on the table at Claude Code Saturday 08
A handbook with your name on it
Breakfast with croissants and fruit on the table before Claude Code Saturday begins 09
Breakfast at 9
Participants greeting each other at the breakfast table before the workshop starts 10
Welcome
Participants of Claude Code Saturday having breakfast and getting to know each other at the shared table 11
Morning at the shared table
Two participants talking over coffee before Claude Code Saturday begins 12
Coffee before the first block
Patricija Topić, lead of Claude Code Saturday, on the terrace of Hub7 Studio13
Patricija Topić, workshop lead
The title slide of Claude Code Saturday on the screen in Hub7 Studio 14
The first slide of the day
Patricija Topić explaining how to work in Claude Code 15
Explaining on a real example
Participants of Claude Code Saturday working on their own projects16
Everyone on their own work
A participant working in Claude Code on her laptop17
The terminal is no longer a black window
Plinths with the logos of Claude Code Saturday's partners18
Partners of our Saturday
Astrid Čada, organiser of Claude Code Saturday, in Hub7 Studio19
Astrid Čada, event and PR

All photos from 19 September are in Mario Poje’s gallery.

Click a frame to enlarge

RUN OF SHOW

From 9 to 17, block by block.

Three days earlier, on Wednesday 9 December, we meet on Zoom and set everything up on your laptop. That is why on Saturday you have breakfast at 9 and are already working on your own thing at 9:45, instead of waiting for a download.

“…on the day of the workshop there was no time lost on technical problems, installations and setup, we could jump straight into what matters most.”

Igor Pureta, PhD · CEO, Ramiro d.o.o. · second edition · translated from Croatian
Wednesday 9 December · 2 hours · Zoom in a small group
Preparation: installation and a check

We install Claude Code together, step by step, on Mac or Windows. The group is split into four smaller slots, so everyone has time to sign in, run the first command and see it answer. If your laptop belongs to the company and is locked down for installs, we find that out then, not on Saturday morning. If the slot does not suit you, we agree on another one.

09:00 · 30 MIN
Breakfast and coffee
Coffee, breakfast and something savoury. You pick up a name tag and the WiFi password, and I take a minute to check that everything we set up on Zoom still runs.
09:30 · 15 MIN
Plan for the day and introductions
We agree on one rule: you ask the moment you get stuck, not at the end of a block. Everyone says in two sentences what they do and what they want finished by 5 PM. It sounds like a small thing. At the second edition people singled it out: after that they helped each other all day.
09:45 · 1H 20MIN
First block · Your rules and your environment
You write your own CLAUDE.md, the file that holds your rules and your vocabulary so you do not repeat them in every session. Then you see where projects and settings live, what is remembered between sessions and what is not, and how you get back tomorrow to today’s work.
11:05 · 15 MIN
Break
Fifteen minutes away from the screen. It is also your exit point: if by now you decide this is not for you, you close the laptop and we refund everything you paid.
11:20 · 55 MIN
Second block · Your first tool, from work that keeps coming back
A skill is an instruction Claude calls on its own when it recognises the task. You build it out of a job that reaches you every week: a proposal, meeting notes, tidying a spreadsheet, checking a document. You run it on the real example you brought, see where it breaks and fix it.
12:15 · 10 MIN
Short break
12:25 · 35 MIN
Third block · What things cost
There is no sense in firing up the strongest model for work the weakest one handles. You learn when to go up and when to go down, and how to spot that you are stuck in an expensive loop. At the end you run the same task of yours through two models and compare the result and the spend.
13:00 · 1H
Shared lunch, no laptops
A hot meal at the table. If there is something you do not eat or you have an allergy, let us know in advance and your plate is waiting.
14:00 · 1H
Fourth block · An assistant for one of your jobs
You build an agent for a job that genuinely eats your hours: reviewing contracts, triaging email, the weekly report, enquiries from the web. You give it a role, its tools and the rule for when it has to stop and ask you. By the end of the block you run it on your own case.
15:00 · 1H 35MIN
Fifth block · Your app
From an idea to something that opens in a browser: a quote calculator, a stock overview, a form that sorts enquiries by itself. You describe it, Claude Code writes it, you test and ask for changes until it fits. If you get stuck, we go through it together on your screen.
16:35
Everyone shows what they built
Sixty seconds, from your own laptop. Other people’s examples usually throw up an idea you had not planned on.
16:51
Group photo
17:00 – 18:00
Drinks together
Anyone who wants to stays. Anyone who has to leave, leaves with a tool on their laptop.
WHO RUNS IT
Patricija Topić

Patricija Topić

AI EDUCATOR · INSTITUTE FOR AI

I take people from “I don’t get it” to “I can’t imagine working without this”. I don’t show up with slides. I sit next to you and we work until it runs.

More about me and the Institute →
WHAT YOU’LL BUILD

You start from the job that bothers you most.

Most people don’t arrive with an idea, but with a feeling that they are losing time somewhere. That is enough. If you don’t have an idea, we pick one together. If you do have one, you build that. Three examples, so you can see the level:

“Everyone came with their own idea and that made the difference: instead of watching someone else’s demo, I worked on an app for an HR department that I am actually building.”

Andrej Mandić · ASURA Group · second edition · translated from Croatian
01 / PAPERWORK

Invoices into a spreadsheet

Turns a pile of PDF invoices into a table with the date, supplier, amount and VAT.

about an hour and a half to build
How does it work?

You drop every invoice into one folder, the PDFs from your email and the pile you photographed with your phone. Claude Code goes through them one by one, pulls out the date, supplier, amount and VAT, and writes each one into its own row in an Excel sheet. We set it up so that a row it cannot read gets flagged with a note on what to check, rather than guessed at. On Monday morning you add the new invoices to the same folder, run the same command and the table for your accountant is done.

02 / EMAIL

Draft replies

Writes the first draft of a reply to a client enquiry, in your words and on your terms.

about an hour to build
How does it work?

First you gather twenty or so of your old replies, the ones that went well. Claude Code picks up from them how you write, which terms you state and where you draw the line on deadlines and prices. Then you paste in a new enquiry and get a draft you polish and send. A full inbox is then not a list of replies you write from scratch, it is a list of drafts you review.

03 / PAYMENTS

Who hasn’t paid

Matches your bank statement against the invoices you issued and shows who hasn’t paid.

about an hour and a half to build
How does it work?

You download the bank statement and export the list of issued invoices, two files you would otherwise compare line by line. Claude Code matches them on amount and reference number, then splits them into three lists: paid, unpaid, and what it cannot match with certainty. For every unpaid invoice it also writes a reminder with the invoice number and the days overdue, ready to send. You open one list in the morning and know who to call before noon.

WHAT’S INCLUDED

One price, the full day and everything around it.

In the room
01 – 03
The whole day, 9 to 17
Eight hours of work on your job, not on textbook examples.
Help at your table
When you get stuck, I come over. There are at most sixteen of us, and in the afternoon a senior developer is in the room as well, to help with ideas.
Zoom before Saturday
Two hours in a small group, we set everything up together. Mac or Windows, on Saturday it already works.
The atmosphere
04 – 06
Breakfast, snacks and lunch
Plus drinks together from 17 to 18.
People whose work resembles yours
Fifteen people with the same problem, often the most useful part of the day.
Photos and a gift bag
A photographer covers the whole day, material for LinkedIn and your website. The partners’ gift bag goes home with you.
After Saturday
07 – 09
A handbook and an hour one on one
An AI handbook tailored to your work and an hour live, just you and me, on your project.
A month of email support
When you get stuck with your tool, you write to me.
Everything stays yours
What you build is yours. No licence, no limits.

“Fine food was served throughout the day, and the generous goodie bag was a lovely closing surprise.”

Tonkica Rudan · second edition · translated from Croatian
WHAT YOU’LL NEED
01
A laptop you’re allowed to install programs on
The password your computer asks for when you install something new. Without it, even the Zoom session won’t work. If it’s a work laptop, ask your IT department in advance, they do lock this down.
02
A subscription of 22.50 € a month
You pay Anthropic directly and cancel whenever you want. You need it because the tool you build runs on it, both on Saturday and afterwards.

“You rarely meet a person who can explain complex things so simply that even someone with no connection to programming understands them.”

Dijana Nuši Dupelj · first edition · translated from Croatian

Partners of our Saturday

NEXT WORKSHOP

Counting down to 12 December.

days
hours
min
sec
Price 550 €

The same price for everyone, down to the last seat.

550 euros covers the whole day in a group of at most sixteen people, help at your table, the Zoom session before Saturday, breakfast and lunch, a handbook tailored to your work, an hour one on one and a month of email support. You leave Hub7 at five in the afternoon with a laptop running something that did not exist that morning, and on Monday you simply carry on using it.

Entrio adds its own 4 € fee on top, so at the checkout it is 554 €.

“One of the rare trainings you leave feeling you got far more than you paid for.”

Renata Leko · school pedagogue, Ruđer Bošković Primary School, Grude · second edition · translated from Croatian

You risk one morning, not 550 euros.

The first block is your trial. If by the break at 11:05 you decide this is not for you, you close the laptop and we refund everything you paid, including Entrio's fee. No questions asked.

PS · Dubravka comes from audit and accounting. For her the terminal was a black window you do not touch. She left Hub7 with a prototype of an app she intends to use in her daily work. The third Saturday is 12 December, and the decision really falls on Wednesday 9 December, when the Zoom session is. One of the 16 seats can be yours.

See you on 12 December.

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550 € · Hub7 Studio, Zagreb · 16 seats
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