Claude Extension

AgentPowers for Claude Cowork

Search, purchase, and install AI skills directly from Claude Cowork. 24 marketplace tools at your fingertips — one-click install, no terminal needed.

Download Extension Browse Skills
Setup

Three steps, zero config

No terminal, no config files, no environment variables. Just download and go.

01

Download

Download the .mcpb extension file from GitHub Releases.

02

Install

Drag the file into Claude Cowork or double-click it. Claude will prompt you to install.

03

Use

Start chatting with the marketplace. Search, buy, and install skills through conversation.

Capabilities

What you can do

24 MCP tools give you full marketplace access — all from within Claude Cowork.

Search & Discover

Search the full marketplace, browse categories, read reviews, and view seller profiles — all without leaving Claude Cowork.

Purchase Skills

Buy skills with Stripe checkout directly from chat. The extension handles the full payment flow and confirms automatically.

Install Anywhere

Auto-install skills for Claude Code, Cursor, Windsurf, and 9+ more platforms — all from within Claude Cowork.

Manage Account

Log in, view your profile, check purchase history, and manage your account. Full account-aware flows right inside Claude.

Security Scanning

View security scores and scan results before installing. Every skill passes through the AgentPowers security pipeline.

Stay Updated

Check for skill updates, manage installed skills, and keep everything running on the latest versions.

24 MCP Tools

Every tool, at a glance

The extension exposes 24 tools organized into four groups. Claude calls them automatically based on your request.

Discovery

search_marketplaceSearch skills by keyword, category, or type
search_skillsSearch skills (alias for search_marketplace)
get_skill_detailsView full details, pricing, and security info
get_categoriesList all marketplace categories
get_seller_profileView a seller's profile and published skills
get_skill_reviewsRead reviews and ratings for any skill
get_security_resultsView security scan results and scores
get_marketplace_snapshotGet trending skills and marketplace stats
get_platformsList all supported install platforms
get_openapi_summaryRetrieve the API schema summary

Account

login_accountAuthenticate with your AgentPowers account
logout_accountSign out of the current session
whoami_accountCheck who is currently logged in
get_account_profileView your full account profile

Commerce

start_checkoutBegin a Stripe checkout session
check_purchase_statusPoll payment status for a session
confirm_purchase_sessionConfirm and finalize a purchase
download_purchased_skillDownload a purchased skill package
list_purchasesList all your purchased skills

Install

install_skillInstall a free skill to any platform
install_purchased_skillInstall a purchased skill with license
check_installedList installed skills with versions
uninstall_skillRemove an installed skill
check_for_updatesCheck for newer versions of installed skills
In practice

Example conversations

Just type naturally. Claude knows which tools to call.

Discovery
YouFind me the best code review skill on AgentPowers
Toolsearch_marketplace({ query: "code review" })
Toolget_skill_reviews({ slug: "code-review-pro" })
ClaudeI found Code Review Pro — 4.8 stars, 230+ reviews. It has a "pass" security score and costs $12. Want me to install it?
Purchase & Install
YouBuy Cold Email Pro and install it for Cursor
Toolstart_checkout({ slug: "cold-email-pro" })
Toolconfirm_purchase_session({ session_id: "..." })
Toolinstall_purchased_skill({ slug: "cold-email-pro", target: "cursor" })
ClaudeDone. Cold Email Pro is purchased and installed to Cursor.
Account & Updates
YouShow my purchased skills and check for updates
Toollist_purchases()
Toolcheck_for_updates()
ClaudeYou have 5 purchased skills. SEO Audit Pro has an update available (v2.1 → v2.3). Want me to update it?

Ready to get started?

Download the AgentPowers extension for Claude Cowork and access the full skill marketplace from your next conversation.

Download Extension Browse Skills
Common questions

Claude Extension FAQ

How do I install the extension?

Download the .mcpb file and drag it into Claude Cowork, or double-click the file. Claude Cowork will prompt you to install.

Does it work on macOS and Windows?

Yes, Claude Cowork supports extensions on both platforms.

Do I need Node.js installed?

No. Claude Cowork includes its own Node.js runtime. The extension works out of the box.

Is it safe?

The extension runs locally on your machine. Credentials are stored in your OS keychain. All API communication is over HTTPS.

Can I install skills for other platforms?

Yes. The extension can install skills for Claude Code, Cursor, Windsurf, and 9+ other platforms — all from within Claude Cowork.

How do I connect on claude.ai instead?

claude.ai uses remote connectors instead of desktop extensions. Visit our Connect page for setup instructions.