Vehicle assignments
Attach vehicles to events and reassign guests between them
A vehicle assignment is the join between a vehicle and an event. Creating one is done through the event sub-resource; this endpoint covers updates and removal.
Resource overview
PATCH
/api/vehicle-assignments/{id}API key · SessionCreate assignments via POST /api/events/{id} /vehicles. Assign a specific guest to a vehicle via
POST /api/events/{eventId}/guests/{eventGuestId}/vehicle.
Update assignment
PATCH
/api/vehicle-assignments/{id}API key · Session| Name | Type | Required | Description |
|---|---|---|---|
vehicleId | string | Optional | Swap to a different vehicle. |
capacityOverride | integer | Optional | Reduce capacity for this assignment (e.g. partial fill). |
notes | string | Optional | Free-form notes. |
200
{
"id": "assignment-uuid",
"eventId": "event-uuid",
"vehicleId": "vehicle-uuid",
"capacityOverride": null,
"guestCount": 18,
"updatedAt": "2026-05-20T10:14:00Z"
}