> ## Documentation Index
> Fetch the complete documentation index at: https://docs.upstackdata.com/llms.txt
> Use this file to discover all available pages before exploring further.

# trial_activated Event

> Track when a trial user reaches a meaningful activation milestone.

Fires when a trial user reaches a meaningful activation milestone. Use this event to measure trial engagement and predict conversion likelihood.

## JavaScript

```javascript theme={null}
window._upstack('track', 'trial_activated', {
  accountId: 'acct_abc123',
  planId: 'plan_pro_monthly',
  trialDaysRemaining: 12,
  activationMilestone: 'first_integration_connected'
});
```

## Properties

| Property            | Type   | Required | Description                 |
| ------------------- | ------ | -------- | --------------------------- |
| accountId           | string | Yes      | Account identifier          |
| planId              | string | No       | Trial plan identifier       |
| trialDaysRemaining  | number | No       | Days remaining in trial     |
| activationMilestone | string | No       | Which milestone was reached |

## When to Fire

* After first key feature is used
* After onboarding checklist is completed
* After first data import succeeds