Claude Cowork·Anthropic

Claude Cowork Skills

Skills that turn Claude Cowork into a deck designer, web builder and video studio. Download a ZIP, upload it once under Customize › Skills, and Cowork uses it whenever a task calls for it.

Browse Skills for Claude Cowork How to upload a Skill

Claude Cowork

New taskProjectsSkillsSettings

Upload a Skill (.zip with SKILL.md)Customize › Skills

bs-cobalt-growth-deckOnbs-quartz-saas-landingOnbs-cue-style-launch-videoOff

Build a launch deck from the files in this folder

● Using skillbs-cobalt-growth-deckCreated launch-deck.pptx and an HTML preview

What to upload

bs-cobalt-growth-deck.zip
bs-cobalt-growth-deck/
SKILL.md
assets/

Zip the Skill folder itself, so the ZIP holds my-skill/SKILL.md, and keep the folder name the same as the Skill.

Popular Claude Cowork skills

Every Skill below uploads to Claude as a ZIP and works in Cowork and chat.

Browse all Skills for Claude Cowork

441

Orbit Startup Landing

Quick answer

How do you add skills to Claude Cowork?

Download the Skill as a ZIP, open Customize › Skills in Claude, click + and choose Upload a skill. Once it is on, Cowork reads its description and uses it in any task that matches, with no prompt engineering on your side. Skills you add there work in Claude chat too.

Where to add Skills: Customize › Skills
File format: SKILL.md inside a ZIP
Loads automatically: Yes, by description
Install with Skillry: Download the ZIP, then upload it
Official docs: support.claude.com

What people build in Cowork with Skills

Cowork already reads your files and works in the background. A Skill tells it what good output looks like.

Sky Glass DeckFree

Client-ready decks

Turn a folder of notes and data into a designed deck you can edit or export to PowerPoint.

Quartz SaaS Landing

One-page sites

Product pages and portfolios as a single HTML file, saved straight to your folder.

Wonky Cute Doodles

Brand images

Covers, posters and editorial illustrations in one consistent style.

How to add a Skill to Claude Cowork

Cowork installs Skills from Customize › Skills. No terminal needed.

Upload in Claude Cowork

Recommended

Add the Skill from Claude Cowork’s own Skills page. No terminal needed.

1Open Customize › Skills in Claude and click +.
2Choose Create skill › Upload a skill and pick the ZIP.
3Turn the Skill on and start a Cowork task.

Download ZIP

Every Skill page has a Download ZIP button. That ZIP is what you upload.

1Open any Skill on Skillry.
2Click Download ZIP.
3Keep it zipped: the ZIP already holds the Skill folder.

Skillry CLI

Not yet

A one-command install for Claude Cowork is not available yet. Use the ZIP for now.

1Download the Skill ZIP.
2Upload it in Customize › Skills.
3Turn the Skill on.

Cowork skills vs project instructions

They do different jobs, and most people use both.

Project instructionsA Skill (SKILL.md)

What it holdsProject instructions: Background on one project: goals, files, toneOne repeatable job: a deck, a site, a video

When it loadsProject instructions: Every task in that projectOnly when your request matches

Context costProject instructions: Always in the promptA one-line description until used

ShareableProject instructions: Tied to one Claude projectWorks in any project and in 30 other agents

Claude Cowork skills FAQ

What are Claude Cowork skills?

A Cowork skill is a folder with a SKILL.md file that teaches Claude one job, such as building a deck or a website. You upload it once under Customize › Skills and Cowork loads it whenever a task matches its description.