Container Code (ISO 6346) OCR API

Extract and parse international standard ISO 6346 shipping container identification codes, perform automatic check digit validation, and extract size/type and weight markings.

POSThttp://178.105.157.85:3000/api/ocr?type=CONTAINER_ISO

Request Example

cURL

curl -X POST \
  "http://178.105.157.85:3000/api/ocr?type=CONTAINER_ISO" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: multipart/form-data" \
  -F "image=@/path/to/document.jpg"

Authentication Header

Authorization: Bearer YOUR_API_KEY

Generate an API key from your Dashboard → API Keys panel. For testing server/sandbox local environments, key verification is bypassed.

Parameters

Name	Type	Required	Description
`image`	File	Yes	Shipping container or door markings photo (JPG, PNG, WebP)

Headers

Name	Type	Required	Description
`Authorization`	String	Yes	Bearer YOUR_API_KEY (Optional for local sandbox)
`Content-Type`	String	Yes	multipart/form-data

Response Example

JSON

{
  "success": true,
  "container_codes": [
    {
      "full_code": "MSKU1234567",
      "owner_code": "MSK",
      "category_identifier": "U",
      "serial_number": "123456",
      "check_digit": "7",
      "category_description": "Freight Container",
      "checksum_valid": true
    }
  ],
  "size_type_codes": [
    {
      "code": "22G1",
      "size_code": "22",
      "size_description": "20ft (6.1m)",
      "type_letter": "G",
      "type_description": "General Purpose",
      "variant": "1"
    }
  ],
  "weights": {
    "max_gross_kg": "30480",
    "tare_kg": "2180"
  },
  "raw_texts": ["MSKU 123456 7", "22G1", "MAX.WT 30.480 KG", "TARE 2.180 KG"],
  "process_time_ms": 195.40,
  "timestamp": "2026-08-27T21:40:00.000Z"
}

Rate Limit

Depending on your plan. Check your dashboard for current limits.