subscription.trial_expired

Fires alongside subscription.expired when a trial window closes without a paid conversion.

When this fires

A trial ends without conversion. Emitted alongside subscription.expired for the same subscription.

Required ability

project-subscription:view — token must carry this at mint time to subscribe an endpoint to this event.

Payload

{
  "id": "evt_01HX...",
  "type": "subscription.trial_expired",
  "created_at": "2026-05-25T10:06:00Z",
  "api_version": "2026-05-01",
  "project_id": "7f3d1c92-8b45-4e6a-9d21-5c8e0a4b6f13",
  "data": {
    "subscription_id": "5b7e2d40-1a86-4c39-97f2-e83d0b16c5a4",
    "plan_id": "c4e82f16-93a7-4d5b-b81c-6e0f27a94d3b",
    "subscriber_id": "2a91c4e7-6f38-4b52-8e0d-9c1a7b3f5d80",
    "trial_ends_at": "2026-05-25T10:05:00Z",
    "ends_at": "2026-05-25T10:05:00Z"
  }
}

Field reference

Field	Type	Notes
`id`	string ULID	Unique event id, prefixed `evt_`. Use for idempotent processing.
`type`	string	Always `subscription.trial_expired` for this event.
`created_at`	ISO 8601 timestamp	Server-side emission time.
`api_version`	string	Webhook API contract version.
`project_id`	string UUID	Project this event belongs to.
`data.subscription_id`	string UUID	Subscription identifier.
`data.plan_id`	string UUID	Plan the trial was on.
`data.subscriber_id`	string UUID	Subscriber's project-scoped user id.
`data.trial_ends_at`	ISO 8601 timestamp	When the trial window ended.
`data.ends_at`	ISO 8601 timestamp	Subscription end timestamp; matches `trial_ends_at` for cardless trials.

Caveats

Successful conversions fire subscription.activated and member.converted instead.
Expect subscription.expired and member.churned to follow for the same subscriber.

subscription.trial_started — predecessor.
subscription.expired — fires alongside.
Subscription events overview — back to family overview.