# Google Analytics 4 metrics

> Every metric you can request on Google Analytics 4 through an AI assistant: 51 in total, 0 of them computed by the gateway, each with the API field it maps…

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The 51 metrics you can request on Google Analytics 4. The key is what you pass to a tool; the field is what the platform returns.

## ecommerce (12)

| Key | Name | Field | Notes |
| --- | --- | --- | --- |
| `addToCarts` | Add to Carts | `addToCarts` | The number of times users added items to their shopping carts. Format: number. |
| `checkouts` | Checkouts | `checkouts` | The number of times users started the checkout process. Format: number. |
| `itemsViewed` | Items Viewed | `itemsViewed` | The number of items viewed by users. Format: number. |
| `itemsAddedToCart` | Items Added to Cart | `itemsAddedToCart` | The number of units added to cart across all items. Format: number. |
| `itemsCheckedOut` | Items Checked Out | `itemsCheckedOut` | The number of units included in checkout across all items. Format: number. |
| `cartToViewRate` | Cart-to-View Rate | `cartToViewRate` | The percentage of users who added items to their cart after viewing them. Format: percent. |
| `purchaseToViewRate` | Purchase-to-View Rate | `purchaseToViewRate` | The percentage of users who purchased items after viewing them. Format: percent. |
| `itemViewEvents` | Item View Events | `itemViewEvents` | The number of times item details were viewed (view_item events). Format: number. |
| `itemListClickEvents` | Item List Click Events | `itemListClickEvents` | The number of times users clicked an item in an item list (select_item events). Format: number. |
| `itemListViewEvents` | Item List View Events | `itemListViewEvents` | The number of times an item list was viewed (view_item_list events). Format: number. |
| `itemListClickThroughRate` | Item List CTR | `itemListClickThroughRate` | The percentage of users who clicked through after viewing an item list. Format: percent. |
| `itemPromotionClickThroughRate` | Promotion CTR | `itemPromotionClickThroughRate` | The percentage of users who clicked through after viewing an item promotion. Format: percent. |

## revenue (11)

| Key | Name | Field | Notes |
| --- | --- | --- | --- |
| `totalRevenue` | Total Revenue | `totalRevenue` | The sum of revenue from purchases, subscriptions, and advertising (purchase revenue plus subscription revenue plus ad revenue). Format: currency. |
| `purchaseRevenue` | Purchase Revenue | `purchaseRevenue` | The sum of revenue from purchases made on your site or app. Format: currency. |
| `ecommercePurchases` | Purchases | `ecommercePurchases` | The number of times users completed a purchase. Format: number. |
| `transactions` | Transactions | `transactions` | The count of transaction events with purchase revenue. Format: number. |
| `averagePurchaseRevenue` | Avg. Purchase Revenue | `averagePurchaseRevenue` | The average revenue per purchase (total purchase revenue divided by the number of purchases). Format: currency. |
| `averageRevenuePerUser` | ARPU | `averageRevenuePerUser` | Average revenue per user (total revenue divided by total users). Format: currency. |
| `itemRevenue` | Item Revenue | `itemRevenue` | The total revenue from items only (product sales revenue). Format: currency. |
| `itemsPurchased` | Items Purchased | `itemsPurchased` | The number of units purchased across all items. Format: number. |
| `refundAmount` | Refund Amount | `refundAmount` | The total amount of refunds issued. Format: currency. |
| `shippingAmount` | Shipping Amount | `shippingAmount` | The total shipping amount associated with transactions. Format: currency. |
| `taxAmount` | Tax Amount | `taxAmount` | The total tax amount associated with transactions. Format: currency. |

## traffic (9)

| Key | Name | Field | Notes |
| --- | --- | --- | --- |
| `sessions` | Sessions | `sessions` | The number of sessions that began on your site or app. Format: number. |
| `activeUsers` | Active Users | `activeUsers` | The number of distinct users who visited your site or app. Format: number. |
| `newUsers` | New Users | `newUsers` | The number of users who interacted with your site or app for the first time. Format: number. |
| `totalUsers` | Total Users | `totalUsers` | The total number of unique users who logged an event. Format: number. |
| `screenPageViews` | Page Views | `screenPageViews` | The number of app screens or web pages your users viewed. Includes repeated views of a single page or screen. Format: number. |
| `bounceRate` | Bounce Rate | `bounceRate` | The percentage of sessions that were not engaged (lasted less than 10 seconds, had no conversion events, and had fewer than 2 page/screen views). Format: percent. |
| `sessionsPerUser` | Sessions per User | `sessionsPerUser` | The average number of sessions per user. Format: ratio. |
| `engagedSessions` | Engaged Sessions | `engagedSessions` | The number of sessions that lasted 10 seconds or longer, had a conversion event, or had 2 or more page/screen views. Format: number. |
| `crashAffectedUsers` | Crash Affected Users | `crashAffectedUsers` | The number of users who experienced a crash in your app. Format: number. |

## engagement (7)

| Key | Name | Field | Notes |
| --- | --- | --- | --- |
| `averageSessionDuration` | Avg. Session Duration | `averageSessionDuration` | The average duration (in seconds) of users' sessions. Format: duration. |
| `engagementRate` | Engagement Rate | `engagementRate` | The percentage of engaged sessions (sessions that lasted 10 seconds or longer, had a conversion event, or had 2 or more page/screen views). Format: percent. |
| `screenPageViewsPerSession` | Pages per Session | `screenPageViewsPerSession` | The average number of pages viewed per session. Format: ratio. |
| `eventCount` | Event Count | `eventCount` | The total number of events triggered by users. Format: number. |
| `eventsPerSession` | Events per Session | `eventsPerSession` | The average number of events triggered per session. Format: ratio. |
| `userEngagementDuration` | User Engagement Duration | `userEngagementDuration` | The total amount of time (in seconds) your app was in the foreground or your website had focus in the browser. Format: duration. |
| `scrolledUsers` | Scrolled Users | `scrolledUsers` | The number of unique users who scrolled down at least 90% of the page. Format: number. |

## ads (4)

| Key | Name | Field | Notes |
| --- | --- | --- | --- |
| `publisherAdClicks` | Publisher Ad Clicks | `publisherAdClicks` | The number of times users clicked on an ad served by a publisher on your site or app. Format: number. |
| `publisherAdImpressions` | Publisher Ad Impressions | `publisherAdImpressions` | The number of ad impressions served by a publisher on your site or app. Format: number. |
| `totalAdRevenue` | Total Ad Revenue | `totalAdRevenue` | The total revenue earned from ads served on your site or app. Format: currency. |
| `returnOnAdSpend` | Return on Ad Spend | `returnOnAdSpend` | The return on ad spend (total revenue divided by advertiser ad cost). Format: ratio. |

## conversions (4)

| Key | Name | Field | Notes |
| --- | --- | --- | --- |
| `conversions` | Conversions | `conversions` | The total count of conversion events. Format: number. |
| `keyEvents` | Key Events | `keyEvents` | The count of key events (formerly conversions) triggered by users. Format: number. |
| `firstTimePurchasers` | First-time Purchasers | `firstTimePurchasers` | The number of users who completed their first purchase. Format: number. |
| `firstTimePurchaserRate` | First-time Purchaser Rate | `firstTimePurchaserConversionRate` | The percentage of active users who made their first purchase. Format: percent. |

## user (4)

| Key | Name | Field | Notes |
| --- | --- | --- | --- |
| `dauPerMau` | DAU/MAU | `dauPerMau` | The rolling ratio of daily active users to monthly active users. A measure of user stickiness. Format: ratio. |
| `dauPerWau` | DAU/WAU | `dauPerWau` | The rolling ratio of daily active users to weekly active users. Format: ratio. |
| `wauPerMau` | WAU/MAU | `wauPerMau` | The rolling ratio of weekly active users to monthly active users. Format: ratio. |
| `crashFreeUsersRate` | Crash-free Users Rate | `crashFreeUsersRate` | The percentage of users who did not experience a crash during the selected time period. Format: percent. |

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