License Plate Recognition API

The Coqnitics LPR API can be integrated easily into your system, a json result will be returned. The details and sample response of the API are as below.

Check out the online demo:


License Plate Recognition API can be integrated into the system to recognize license plate(s) in an image. Bounding box coordinates and the license plate numbers of the license plate(s) will be returned.

At this moment, Coqnitics LPR API is optimized for license plates in Malaysia. It will be optimized for license plates from other countries in the near future.

Request Method


Return Values

Key Description
licensePlates Array of all detected license plates and their properties (bounding box, confidence, plate number), described below.
boundingBox The rectangular box position of a detected license plate. The returned variables are the (x,y) coordinates of the left corner and the (width, height) of the box.
confidence The confidence that the detected subject is a license plate.
licensePlateNumber The license plate number of the detected license plate.

Sample Response

The JSON response when the request is successful:

  "licensePlates": [
          "boundingBox": {
              "h": 47,
              "w": 139,
              "x": 62,
              "y": 103
          "confidence": 100,
          "licensePlateNumber": "WYG5361"