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Expert patterns for Segment Customer Data Platform including Analytics.js, server-side tracking, tracking plans with Protocols, identity resolution, destinations configuration, and data governance best practices.
Passed 22 of 22 test cases with the skill, and 19 of 22 without it.
and 1 more in the full report
3 fixed19 passed either way0 still failing0 broke
Tokens, turns and time describe resource use, not a dollar price.
One of 3 test cases the skill fixed. Same model, same prompt, with and without the skill.
We are standardizing our customer event schema across our frontend app. Can you provide a TypeScript file defining strongly-typed event interfaces for common user actions like signups and purchases, along with a type-safe tracking function to prevent payload errors?
| Checked | Without skill | With skill |
|---|---|---|
| Uses Object + Action Title Case format for event names | Missed | Passed |
| Wraps Segment analytics.track in a strongly-typed tracking function | Missed | Passed |
The instructions your model reads when the skill loads.
Expert patterns for Segment Customer Data Platform including Analytics.js, server-side tracking, tracking plans with Protocols, identity resolution, destinations configuration, and data governance best practices.
Client-side tracking with Analytics.js. Include track, identify, page, and group calls. Anonymous ID persists until identify merges with user.
// Next.js - Analytics provider component // lib/segment.ts import { AnalyticsBrowser } from '@segment/analytics-next';
export const analytics = AnalyticsBrowser.load({ writeKey: process.env.NEXT_PUBLIC_SEGMENT_WRITE_KEY!, });
// Typed event helpers export interface UserTraits { email?: string; name?: string; plan?: 'free' | 'pro' | 'enterprise'; createdAt?: string; company?: { id: string; name: string; }; }
export function identify(userId: string, traits?: UserTraits) { analytics.identify(userId, traits); }
export function track<T extends Record<string, any>>( event: string, properties?: T
test cases passed, vs 19 / 22 without
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