Liveness Detection API

The liveness detection API is used to identify whether the detected object is a real person.

API Method

Base URL


URLRequest MethodsContent-TypeOutput FormatCharacter Set
partner_codeStringPartner CodeRequiredAssigned by TD
partner_keyStringPartner KeyRequiredAssigned by TD


imageStringPortrait imageRequiredPortrait photo, base64 photo of JPG, JPEG, PNG format, the image size limits to 3M
countryStringCountryRequired2-letter capitalized country code according to ISO 3166.
Please input "ID" when requesting the Indonesian URL.
Please input valid ISO country code when requesting the Global URL.

Response Parameter

codeIntegerAPI status code
messageStringStatus messageReturn detailed API status information
sequence_idStringUnique ID of responseA unique ID used to track each request
resultStringVerification resultEnumeration:
1. pass, when score >=0.7
2. fail, when score <0.7
scoreDoubleLiveness detection confidence scoreReturned when result is success
Liveness detection confidence score [0.0-1.0], the greater of the value the greater probability of a live person.
Currently, the recommended threshold is 0.7.

API Status Code

12223Face has not been detectedYES
11301{parameter} emptyNO
11304The country partner located is not openNO
11340{parameter} errorNO
11350Internal errorNO
301Service not purchasedNO
302Service has been suspendNO
303Not enough balanceNO
304Service expiredNO
305Daily maximum volume reachedNO

Response Example

  • Success
    "code": 200,
    "message": "success",
    "sequence_id": "557a00180577433ba002201cd1b0f306",
    "result": "pass",
    "score": 0.995061
  • Failed
   "code": 11304,
   "message": "The country partner located is not open",
   "sequence_id": "d2b38289a10f48d487ee7317260078c0"