Vonage API Help Center Vonage API Help Center

Verify API

How do I know whether TTS or SMS will be used for a verification?
Question Will a Text-to-Speech (TTS) call or SMS be used for verificatio...
What happens if the line is busy when receiving a Verify call?
Question What happens if a Verify call is received when the line is busy...
What happens if the Verify TTS call goes to voicemail?
Question What happens if the Verify TTS call goes to voicemail? Applies ...
What is the maximum number of Verify attempts a user will receive?
Question How many times will Vonage try to reach an end-user to verify t...
How much time is there between Verify attempts?
Question How is the next_event_wait default time calculated? Applies To ...
What is the maximum amount of concurrent Verify requests per account?
Question What is the maximum throughput per account for Verify API reque...
How many times can I send a Verify request to a single number?
Question Can I re-Verify a customer? Applies To Verify Verification Req...
How many times can a user enter a PIN code?
Question I have received a Verify Check API response code 17 (A wrong co...
Why was a Verify SMS not sent to my number?
Symptom Verify SMS was not delivered to my number. Applies To Verify AP...
Why is my Verify SMS or TTS call not in the primary language of my destination country?
Question Why is the Verify SMS or TTS call not delivered in the primary ...
What is the validity period for Verify PIN codes?
Question How long are Verify PIN codes valid for? Applies To Verify API...
What should I do if I haven't received a PIN code?
Question What happens if my Verification request expires? Applies To Ve...
Can I provide my own PIN numbers?
Question Can I provide my own PIN codes? Applies To PIN Codes PIN Numb...
What is the length of a Verify PIN code?
Question What is the default length of the Verify PIN code? Applies To ...
How do I map the PIN code entered by the user to the original request?
Objective Mapping the user's PIN code to a Verification request. Applies...
How are PIN codes generated?
Question How are Verify PIN codes generated? Applies To Verify API PIN ...
What is the expected time to Verify a number?
Question How long does it usually take to Verify a number? Applies To V...
Is there a charge for additional Verification attempts?
Question What is the cost for additional Verification attempts? Applies ...
What are the charges for using Verify API V1 (Legacy)?
Question What are the pricing models for the Vonage Verify API V1 (Legac...
How can I retry a verification attempt?
Objective Cancelling an an ongoing verification attempt in order to retr...
Can I use Verify with any number in the world?
Question Can I use Verify with any number in the world? Applies To Veri...
What is Verify?
Question What is Vonage Verify and what can it be used for? Applies To ...
What are the available operations for the Verify API?
Question What API calls are available for the Verify API? Applies To Ve...
Can I use Verify if I already use Vonage SMPP?
Question If I am already using Vonage SMPP, can I also use Verify? Appli...
What is the difference between Verify and other Vonage APIs such as SMS and TTS?
Question What is the difference between Vonage Verify and other Vonage A...
Why is the Sender ID different when using Verify?
Question Why is the Sender ID different when using the Verify API? Appli...
Error 15 on Verify API Request
Symptom When sending a Verify API request, I receive error code 15. Appl...
Can I create my own message template for the Verify API?
Question Can I use my own message template with the Verify API? Applies ...
What do the Verify API V1 response codes mean?
Question What are the various response codes for the Verify API V1 (Lega...
What is the Verify Anti-Fraud System?
Question What is the Verify Anti-Fraud System? Applies To Verify Verify...