Check Exist

POST

Check if a single phone number is registered on WhatsApp.

API endpoint

https://api.waclient.com/check_exist

Example:

curl -X POST \
  'https://api.waclient.com/check_exist' \
  -H 'Content-Type: application/json' \
  --data '{
    "number": "201234567890",
    "instance_id": "6A4B02A1XXXX",
    "access_token": "EMCUH3NQQK8YXXXX"
}'

Example:

curl -X GET \
  'https://api.waclient.com/check_exist' \
  -G \
  --data-urlencode 'access_token=EMCUH3NQQK8YXXXX' \
  --data-urlencode 'instance_id=6A4B02A1XXXX' \
  --data-urlencode 'number=201234567890'

Response

{
    "status": "success",
    "message": "Success",
    "data": {
        "number": "201234567890",
        "exists": true,
        "jid": "[email protected]"
    }
}

Parameter	Description
number / contact_id	Provide one. Digits (`201234567890`) or JID — Phone: `[email protected]`.
instance_id	Your instance ID
access_token	Your access token

Check Phones Add Contact