Class 14 · 14.4

Claude Cowork — agentic AI for everyone

Sizzle number two: Cowork. It takes the agentic experience we engineers enjoy in Claude Code and hands it to everyone — business people, anyone — for everyday tasks that have nothing to do with code.

🎯 Goal: see agents beyond coding⏱ Read: 11 min🌶 Type: spicy demo

Everything so far has been for coders. Cowork is the same engine pointed at ordinary work — and it’s worth seeing where this is all heading. (It’s an early research preview, so it may look different by the time you try it. In fact, these very course notes were assembled in Cowork.)

01What Cowork is

Cowork is a product from Anthropic that takes Claude Code’s to-do-list-driven, tool-using magic and applies it to everyday tasks — organise files, read images, dig through data, review contracts. It lives in the Claude desktop app (download from claude.com/product/cowork for Mac or Windows), which is just the usual Claude desktop app you may already have.

Same magic, new audience

Where Claude Code helps engineers ship software, Cowork helps anyone knock things off their list. It even has plugins and marketplaces — official Anthropic plugins for finance, legal (contract review, NDA triage) and more — mirroring the Claude Code setup you already know.

02Chat, Code & Cowork

The desktop app has three tabs worth knowing:

tab 1

Chat

The normal way to talk to Claude, just like Claude.ai.

tab 2

Code

Looks like Claude Code on the Web — it connects to the same managed cloud service from 13.3.

tab 3

Cowork

The new one: connect to Claude in the cloud to do everyday tasks — “optimise my week”, “organise my screenshots”, and more.

03Demo: receipts → expenses spreadsheet

The task: a desktop folder called receipts holds about a dozen receipts as PDFs and images. The instruction couldn’t be simpler:

“In the folder I’ve shared, there are a bunch of receipts — PDFs and images. Please review these and make me an expenses report as an Excel file, expenses.xlsx.”

You grant access to the folder; Cowork does the rest — and drops the finished spreadsheet right back into it.

Watching it work: it announces “let me start by reading the Excel skill and checking what receipts you have”, discovers the PDFs need to be read as images, and processes them one by one. After roughly five to ten minutes, a new expenses.xlsx appears in the folder — a nicely formatted expenses report listing all twelve receipts (equipment, subscriptions…) with a grand total. Exactly the tedious job a person would otherwise do by hand.

04Why it matters

This is the through-line of the whole day: the agentic tooling we’ve learned as engineers isn’t staying in the terminal. Cowork brings it to the professional, everyday world — the same skills, to-do lists and tool use, aimed at expenses, screenshots, contracts and calendars. If you understand Claude Code, you already understand Cowork.

✓ Key takeaways

Cowork brings Claude Code’s agentic magic to non-coders, inside the Claude desktop app.
It mirrors Claude Code: plugins & marketplaces, with official finance and legal plugins.
Demo: a folder of 12 receipts → a formatted expenses.xlsx, hands-off, using the xlsx skill.
The pattern is the point — agentic tooling is spreading well beyond software.