Module 3 · Files, tools and your own data Lesson 9 of 15
Artifacts and document editing — Claude's own feature
An Artifact is a real file that opens beside the chat and updates as you talk — a draft, a table, a small web page, a spreadsheet. You edit it there, not in the message box. It is the difference between advice about a document and a document.
The concept
This is the feature that makes Claude different from a chat window, and it is why people write long things in it. The conversation and the document live side by side, so every correction is a small edit rather than a re-ask.
Ask for the document first, with a named structure — headings, a table, a word count. Then iterate in place: "tighten section 2", "move the risk table above the timeline", "cut the first paragraph entirely". Export when it is right, and keep the conversation as the record of why it looks that way.
Here is the shape of it, in the form you will actually use:
Create a one-page project brief as a document I can edit.
Sections: Problem, Approach, What is finished, What is left, Risks.
Length: under 400 words total.
Audience: a non-technical hiring manager reading it for 60 seconds.
Include one table of risks with a mitigation column.
Tone: plain, no marketing words, no exclamation marks.Common mistakes
The mistake is treating the Artifact as the answer and shipping it. It is a draft that is easier to edit than to write — and the parts you cannot explain are exactly the parts an interviewer will pick at.
Worked example
Ask for "a one-page project brief with headings and a table of risks" and you get an editable page in the side panel, which you then correct in place.
Your practice task
Turn one piece of your own writing into an Artifact, revise it in four steps inside the panel, then export it and use it for real this week.
Do this before moving on. Reading a solution teaches the shape of it; typing it teaches you.
Key takeaway
This is the feature that makes Claude different from a chat window, and it is why people write long things in it.
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Finish every lesson to unlock the certificate. Each one ends in a practice task — do them and the final project brief writes itself.