Inventory

Update Stock (Bulk)

Set the stock of up to 100 products at once, found by SKU or ID. Answers 207 when some lines did not match a product. Each change sends an inventory.updated webhook.

PUT https://rassmi.com/api/v1/inventory

Authorization

Authorizationheaderrequired

Bearer rsk_…: the store's API key, from API Key in your Rassmi dashboard.

Body

updates array required

1 to 100 lines, each with sku or id, and quantity (0 to 10,000,000).

Responses

Status	Meaning
`200`	Success. The body is shown on the right.
`207`	Some lines matched no product: `errors` lists them; the others were saved.
`422`	Validation failed.
`401`	Missing, unknown, paused or expired API key.
`429`	More than 60 requests in a minute. See Rate limits.

PUT /inventory

curl -X PUT "https://rassmi.com/api/v1/inventory" \
  -H "Authorization: Bearer $RASSMI_API_KEY" \
  -H "Accept: application/json" \
  -H "Content-Type: application/json" \
  -d '{
    "updates": [
        {
            "sku": "ROBE-KAB",
            "quantity": 40
        },
        {
            "id": "0199a3c2-1b2c-7a10-8e3d-5f6a7b8c9d0e",
            "quantity": 12
        }
    ]
}'

use Illuminate\Support\Facades\Http;

$response = Http::withToken(env('RASSMI_API_KEY'))
    ->acceptJson()
    ->put('https://rassmi.com/api/v1/inventory', [
        'updates' => [
            [
                'sku' => 'ROBE-KAB',
                'quantity' => 40,
            ],
            [
                'id' => '0199a3c2-1b2c-7a10-8e3d-5f6a7b8c9d0e',
                'quantity' => 12,
            ],
        ],
    ]);

$data = $response->json();

const response = await fetch('https://rassmi.com/api/v1/inventory', {
  method: 'PUT',
  headers: {
    Authorization: `Bearer ${process.env.RASSMI_API_KEY}`,
    Accept: 'application/json',
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
      "updates": [
          {
              "sku": "ROBE-KAB",
              "quantity": 40
          },
          {
              "id": "0199a3c2-1b2c-7a10-8e3d-5f6a7b8c9d0e",
              "quantity": 12
          }
      ]
  }),
});

const data = await response.json();

import os
import requests

response = requests.request(
    "PUT",
    "https://rassmi.com/api/v1/inventory",
    headers={"Authorization": f"Bearer {os.environ['RASSMI_API_KEY']}"},
    json={
        "updates": [
            {
                "sku": "ROBE-KAB",
                "quantity": 40,
            },
            {
                "id": "0199a3c2-1b2c-7a10-8e3d-5f6a7b8c9d0e",
                "quantity": 12,
            },
        ],
    },
)

data = response.json()

Response · 200

{
    "updated": [
        {
            "id": "0199a3c2-1b2c-7a10-8e3d-5f6a7b8c9d0e",
            "name": "Robe kabyle",
            "sku": "ROBE-KAB",
            "stock_quantity": 12,
            "price": 4500,
            "is_active": true,
            "updated_at": "2026-10-30T09:31:02+00:00"
        }
    ],
    "errors": []
}