Zernio
APIFor you
Zernio
APIFor you
API Reference

SMS

Messaging

Send an SMS/MMSPOSTLook up carrier + line typeGETList SMS opt-outsGET

Number Setup

Enable SMS on a numberPOSTDisable SMS on a numberDELETEAdd number to SMS registrationPOST

Registrations

List carrier registrationsGETPre-check a carrier registrationPOSTStart a carrier registrationPOSTGet a carrier registrationGETCreate a registration share linkPOSTDeactivate a brand/campaign registrationDELETE

Registration Review

Appeal a rejected campaignPOSTReply to a change requestPOSTUpload opt-in form proof for an appealPOSTUpload opt-in form proofPOSTRe-send the sole-prop OTPPOSTSubmit the sole-prop OTPPOST

Sender IDs

List alphanumeric sender IDsGETCreate an alphanumeric sender IDPOSTDelete an alphanumeric sender IDDELETERequest a higher sender ID daily limitPOST
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SMS

Request a higher sender ID daily limit

Asks support to raise the team's daily sender-ID message cap. There is no self-serve raise: the request (desired cap + use case) is reviewed manually, usually within a business day.

POST
/v1/sms/sender-ids/limit-request

Authorization

bearerAuth
AuthorizationBearer <token>

API key authentication: send your Zernio API key in the Authorization header, prefixed with Bearer.

In: header

Request Body

application/json

TypeScript Definitions

Use the request body type in TypeScript.

Response Body

application/json

application/json

application/json

import Zernio from '@zernio/node';const zernio = new Zernio({ apiKey: process.env.ZERNIO_API_KEY });const { data } = await zernio.sms.requestSmsSenderIdLimitIncrease({  body: {    requestedCap: 0,    reason: 'string',  },});console.log(data);
{  "requested": true,  "requestedCap": 0}
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Delete an alphanumeric sender ID

Deactivates the sender ID so it can no longer send. Re-creating the same sender ID via `POST /v1/sms/sender-ids` re-activates it.

List RCS agents

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requestedCap*integer

Desired daily message cap. Must exceed the current cap.

reason*string

Use case and audience (what you send, to whom, opt-in status).

Length10 <= length <= 2000