Create an asset lot
Assets module
POST/asset-lotsassetLots.create
A quantity of an asset class at a place (lot grain). Creates an asset lot. Requires `Idempotency-Key`; a replay returns the original response. The organization is derived from the credential or the parent row, never from the body.
- Requires the capability assets.asset.write.
- OAuth scopes: assets.
- Send an Idempotency-Key header. A replay with the same key returns the original response.
- Error statuses: 400, 401, 409, 422, 429. Errors are RFC 9457 problem details.
Request body: AssetLotCreate
| Field | Type | Required | Description |
|---|---|---|---|
| asset_class_id | string (uuid) | Yes | Identifier of the asset class. |
| venue_id | string (uuid) | Yes | Identifier of the venue the lot sits at. |
| quantity | number | Yes | Quantity on hand. |
{
"asset_class_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
"venue_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
"quantity": 36
}Response 201: AssetLot
| Field | Type | Required | Description |
|---|---|---|---|
| id | string (uuid) | Yes | Identifier of the asset lot. |
| org_id | string (uuid) | Yes | Identifier of the owning organization, derived from the parent row and never accepted from the caller. |
| created_at | string (date-time) | Yes | When the row was created. |
| created_by | string (uuid) | null | Yes | Identifier of the person who created the row; null when a seed, platform or system process created it. |
| updated_at | string (date-time) | Yes | When the row was last updated. |
| updated_by | string (uuid) | null | Yes | Identifier of the person who last updated the row; null when a seed, platform or system process updated it. |
| asset_class_id | string (uuid) | Yes | Identifier of the asset class. |
| venue_id | string (uuid) | Yes | Identifier of the venue the lot sits at. |
| quantity | number | Yes | Quantity on hand. |
| on_hand | number | Yes | Quantity on hand: the opening count plus the lot ledger. |
{
"id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
"org_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
"created_at": "2026-10-08T14:30:00Z",
"created_by": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
"updated_at": "2026-10-08T14:30:00Z",
"updated_by": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
"asset_class_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
"venue_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
"quantity": 36,
"on_hand": 34
}Code samples
curl -X POST "$XOS_BASE_URL/asset-lots" \
-H "Authorization: Bearer $XOS_API_KEY" \
-H "Idempotency-Key: $(uuidgen)" \
-H "Content-Type: application/json" \
-d '{"asset_class_id":"0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f","venue_id":"0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f","quantity":36}'const { data } = await xos.assetLots.create({
"asset_class_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
"venue_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
"quantity": 36
});response = xos.asset_lots.create({"asset_class_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f", "venue_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f", "quantity": 36})xos asset-lots create --data '{"asset_class_id":"0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f","venue_id":"0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f","quantity":36}'