Integrates the MSN JavaScript SDK (`window.$msstart`) into JavaScript games running on Microsoft Start. Handles SDK initialization, player authentication, cloud save key/value storage, display banner and interstitial/rewarded ad lifecycles, native sharing, leaderboard score submission, and in-app purchases. Use when the user mentions MSN SDK setup, MSN ads integration, game monetization with MSN, adding MSN features to a JavaScript game, `$msstart`, `msstart` script, MSN cloud save, or MSN IAP.
76
95%
Does it follow best practices?
Run evals on this skill
Adds up to 20 points to the overall score
View guide
Medium
Suggest reviewing before use
Security
1 medium severity finding. This skill can be installed but you should review these findings before use.
The skill is specifically designed for direct financial operations, giving the agent the ability to move money or execute financial transactions — such as payment processing, cryptocurrency operations, banking integrations, or market order execution.
The skill documentation includes explicit in-app purchase (IAP) integration via APIs like `msstart.iap.purchaseAsync` and `msstart.iap.consumeAsync`. These APIs execute financial transactions within games on Microsoft Start.
1adb800
If you maintain this skill, you can claim it as your own. Once claimed, you can manage eval scenarios, bundle related skills, attach documentation or rules, and ensure cross-agent compatibility.