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POST
/
instances
/
{instanceId}
/
token
/
{token}
/
send-button-otp
Send OTP button
curl --request POST \
  --url https://api.z-api.io/instances/{instanceId}/token/{token}/send-button-otp \
  --header 'Client-Token: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "phone": "<string>",
  "message": "<string>",
  "code": "<string>"
}
'

Documentation Index

Fetch the complete documentation index at: https://developer.z-api.io/llms.txt

Use this file to discover all available pages before exploring further.

​
Overview

With this method you can send text messages with a button to copy a value.
Button sending is currently available, but there are some decisive factors for it to work. For more details check the Button Status topic.

​
Attributes

​
instanceId
string
required
Your instance ID. Available in the Z-API panel under Instances.
​
token
string
required
Your Z-API instance token.

​
Required

​
phone
string
required
Recipient’s phone number (or group ID for group messages) in DDI DDD NUMBER format. E.g.: 551199999999
​
message
string
required
Message text
​
code
string
required
Value to be copied when the button is clicked

​
Optional

​
image
string
Image URL or Base64
​
buttonText
string
Button text (default: “Copy code”)

​
Request Body

{
  "phone": "551199999999",
  "message": "Message text",
  "code": "Value to be copied"
}

​
Response

​
200

{
  "zaapId": "3999984263738042930CD6ECDE9VDWSA",
  "messageId": "D241XXXX732339502B68",
  "id": "D241XXXX732339502B68"
}

​
405

Make sure you are correctly sending the method specification, that is, verify that you sent POST or GET as specified at the beginning of this topic.

​
415

If you receive a 415 error, make sure to add the “Content-Type” header to your request, which in most cases is “application/json”.