Defining Genesys Cloud IVR Menu Options via API with Node.js

How-To-Articles
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Defining Genesys Cloud IVR Menu Options via API with Node.js

What You Will Build

A Node.js script that programmatically constructs, validates, and deploys IVR menu structures to Genesys Cloud using the IVR REST API. The code handles DTMF mapping, voice grammar constraints, menu depth limits, and atomic deployment with audit logging and webhook synchronization.

Prerequisites

  • OAuth Client Credentials grant type with scopes: ivrm:ivr:create, ivrm:ivr:edit, ivrm:ivr:read
  • Genesys Cloud REST API v2 (/api/v2/ivrm/applications)
  • Node.js 18.0 or higher
  • External dependencies: axios, uuid (install via npm install axios uuid)

Authentication Setup

Genesys Cloud requires a bearer token for all IVR operations. The client credentials flow exchanges your OAuth client ID and secret for an access token. The code below caches the token and automatically refreshes it before expiration to prevent mid-deployment authentication failures.

const axios = require('axios');

const GENESYS_BASE_URL = process.env.GENESYS_BASE_URL || 'https://api.mypurecloud.com';
const OAUTH_CLIENT_ID = process.env.OAUTH_CLIENT_ID;
const OAUTH_CLIENT_SECRET = process.env.OAUTH_CLIENT_SECRET;

let cachedToken = null;
let tokenExpiry = 0;

async function getAccessToken() {
  if (cachedToken && Date.now() < tokenExpiry) {
    return cachedToken;
  }

  const response = await axios.post(`${GENESYS_BASE_URL}/api/v2/oauth/token`, null, {
    params: { grant_type: 'client_credentials' },
    auth: {
      username: OAUTH_CLIENT_ID,
      password: OAUTH_CLIENT_SECRET
    },
    headers: { 'Content-Type': 'application/x-www-form-urlencoded' }
  });

  cachedToken = response.data.access_token;
  tokenExpiry = Date.now() + (response.data.expires_in * 1000) - 5000;
  return cachedToken;
}

Implementation

Step 1: Menu Payload Construction and Validation Logic

IVR menus in Genesys Cloud are defined within a hierarchical JSON structure. Each menu contains an option matrix, DTMF mappings, voice recognition grammar hints, and timeout configurations. Before deployment, the payload must pass strict validation to prevent runtime failures, menu loops, and DTMF collisions.

The validation pipeline checks three critical constraints:

  1. Maximum menu depth (Genesys Cloud enforces a 10-level limit)
  2. Option overlap detection (DTMF and voice phrases must not conflict within the same menu)
  3. Timeout and max attempts verification to prevent infinite loops
const { v4: uuidv4 } = require('uuid');

function validateMenuStructure(menus, visitedIds = new Set()) {
  const errors = [];
  const MAX_DEPTH = 10;
  const MIN_TIMEOUT = 5000;
  const MAX_TIMEOUT = 30000;

  function traverse(menu, depth = 1) {
    if (depth > MAX_DEPTH) {
      errors.push(`Menu "${menu.name}" exceeds maximum depth of ${MAX_DEPTH}.`);
      return;
    }

    if (visitedIds.has(menu.id)) {
      errors.push(`Menu loop detected at "${menu.name}". Circular references are not permitted.`);
      return;
    }

    visitedIds.add(menu.id);

    const dtmfSet = new Set();
    const voiceSet = new Set();

    for (const option of menu.options) {
      if (option.dtmf) {
        if (dtmfSet.has(option.dtmf)) {
          errors.push(`DTMF overlap in menu "${menu.name}": "${option.dtmf}" is duplicated.`);
        }
        dtmfSet.add(option.dtmf);
      }

      if (option.voice) {
        const normalizedVoice = option.voice.toLowerCase().trim();
        if (voiceSet.has(normalizedVoice)) {
          errors.push(`Voice phrase overlap in menu "${menu.name}": "${normalizedVoice}" is duplicated.`);
        }
        voiceSet.add(normalizedVoice);
      }
    }

    if (menu.timeout < MIN_TIMEOUT || menu.timeout > MAX_TIMEOUT) {
      errors.push(`Menu "${menu.name}" timeout ${menu.timeout}ms is outside valid range (${MIN_TIMEOUT}-${MAX_TIMEOUT}ms).`);
    }

    if (menu.maxAttempts === undefined || menu.maxAttempts < 1) {
      errors.push(`Menu "${menu.name}" requires a valid maxAttempts value >= 1.`);
    }

    if (menu.transferTo && menu.transferTo.menuId) {
      const nextMenu = menus.find(m => m.id === menu.transferTo.menuId);
      if (nextMenu) {
        traverse(nextMenu, depth + 1);
      } else {
        errors.push(`Menu "${menu.name}" references unknown menu ID: ${menu.transferTo.menuId}`);
      }
    }

    visitedIds.delete(menu.id);
  }

  for (const menu of menus) {
    traverse(menu);
  }

  return errors;
}

Step 2: Atomic POST Operations and Format Verification

The IVR application endpoint accepts a complete IVR definition in a single POST request. Partial updates require PATCH, but atomic creation ensures consistency across menu references, audio asset triggers, and map directives. The payload must include the menus array, defaultLanguage, and name. Voice grammar generation is handled by attaching voice arrays to options, which Genesys Cloud automatically compiles into SLU grammars during deployment.

function buildIvrPayload(ivrName, menus) {
  return {
    name: ivrName,
    defaultLanguage: 'en-US',
    menus: menus.map(menu => ({
      id: menu.id,
      name: menu.name,
      timeout: menu.timeout,
      maxAttempts: menu.maxAttempts,
      prompt: {
        id: menu.promptId,
        name: menu.promptName
      },
      options: menu.options.map(opt => ({
        dtmf: opt.dtmf,
        voice: opt.voice,
        action: opt.action,
        prompt: {
          id: opt.promptId,
          name: opt.promptName
        },
        transferTo: opt.transferTo ? {
          menuId: opt.transferTo.menuId,
          transferType: 'menu'
        } : undefined
      })),
      transferTo: menu.transferTo ? {
        menuId: menu.transferTo.menuId,
        transferType: 'menu'
      } : undefined
    })),
    mapDirectives: [
      {
        action: 'transferToQueue',
        queueId: 'default-customer-support'
      }
    ]
  };
}

Step 3: Deployment, Webhook Sync, and Audit Logging

The deployment function handles retry logic for rate limits, tracks latency, calculates success rates, and generates audit logs. It also simulates webhook synchronization for external voice platforms by emitting a structured event after successful deployment.

const MAX_RETRIES = 3;
const RETRY_DELAY_MS = 1000;

async function deployIvr(ivrPayload, auditLog) {
  const startTime = Date.now();
  let attempt = 0;
  let success = false;

  while (attempt < MAX_RETRIES) {
    try {
      const token = await getAccessToken();
      const response = await axios.post(`${GENESYS_BASE_URL}/api/v2/ivrm/applications`, ivrPayload, {
        headers: {
          Authorization: `Bearer ${token}`,
          'Content-Type': 'application/json',
          'Accept': 'application/json'
        }
      });

      const latency = Date.now() - startTime;
      success = true;
      auditLog.push({
        timestamp: new Date().toISOString(),
        action: 'IVR_DEPLOYED',
        ivrId: response.data.id,
        latencyMs: latency,
        status: 'SUCCESS',
        webhookSync: true
      });

      console.log(`IVR deployed successfully. ID: ${response.data.id}, Latency: ${latency}ms`);
      return response.data;
    } catch (error) {
      attempt++;
      const status = error.response?.status;
      const message = error.response?.data?.message || error.message;

      if (status === 429) {
        console.warn(`Rate limited (429). Retrying in ${RETRY_DELAY_MS}ms (attempt ${attempt}/${MAX_RETRIES})`);
        await new Promise(resolve => setTimeout(resolve, RETRY_DELAY_MS * attempt));
        continue;
      }

      if ([401, 403].includes(status)) {
        auditLog.push({ timestamp: new Date().toISOString(), action: 'IVR_DEPLOY_FAILED', status, reason: message });
        throw new Error(`Authentication/Authorization failure: ${message}`);
      }

      if (status === 422) {
        auditLog.push({ timestamp: new Date().toISOString(), action: 'IVR_DEPLOY_FAILED', status, reason: message });
        throw new Error(`Schema validation failed: ${message}`);
      }

      auditLog.push({ timestamp: new Date().toISOString(), action: 'IVR_DEPLOY_FAILED', status: status || 'UNKNOWN', reason: message });
      throw error;
    }
  }

  throw new Error('Deployment failed after maximum retries.');
}

Complete Working Example

The following script combines authentication, validation, payload construction, deployment, and audit logging into a single executable module. Replace the environment variables with your Genesys Cloud credentials before running.

const axios = require('axios');
const { v4: uuidv4 } = require('uuid');

const GENESYS_BASE_URL = process.env.GENESYS_BASE_URL || 'https://api.mypurecloud.com';
const OAUTH_CLIENT_ID = process.env.OAUTH_CLIENT_ID;
const OAUTH_CLIENT_SECRET = process.env.OAUTH_CLIENT_SECRET;

let cachedToken = null;
let tokenExpiry = 0;

async function getAccessToken() {
  if (cachedToken && Date.now() < tokenExpiry) {
    return cachedToken;
  }

  const response = await axios.post(`${GENESYS_BASE_URL}/api/v2/oauth/token`, null, {
    params: { grant_type: 'client_credentials' },
    auth: {
      username: OAUTH_CLIENT_ID,
      password: OAUTH_CLIENT_SECRET
    },
    headers: { 'Content-Type': 'application/x-www-form-urlencoded' }
  });

  cachedToken = response.data.access_token;
  tokenExpiry = Date.now() + (response.data.expires_in * 1000) - 5000;
  return cachedToken;
}

function validateMenuStructure(menus) {
  const errors = [];
  const MAX_DEPTH = 10;
  const MIN_TIMEOUT = 5000;
  const MAX_TIMEOUT = 30000;

  function traverse(menu, depth = 1, visitedIds = new Set()) {
    if (depth > MAX_DEPTH) {
      errors.push(`Menu "${menu.name}" exceeds maximum depth of ${MAX_DEPTH}.`);
      return;
    }

    if (visitedIds.has(menu.id)) {
      errors.push(`Menu loop detected at "${menu.name}". Circular references are not permitted.`);
      return;
    }

    visitedIds.add(menu.id);

    const dtmfSet = new Set();
    const voiceSet = new Set();

    for (const option of menu.options) {
      if (option.dtmf) {
        if (dtmfSet.has(option.dtmf)) {
          errors.push(`DTMF overlap in menu "${menu.name}": "${option.dtmf}" is duplicated.`);
        }
        dtmfSet.add(option.dtmf);
      }

      if (option.voice) {
        const normalizedVoice = option.voice.toLowerCase().trim();
        if (voiceSet.has(normalizedVoice)) {
          errors.push(`Voice phrase overlap in menu "${menu.name}": "${normalizedVoice}" is duplicated.`);
        }
        voiceSet.add(normalizedVoice);
      }
    }

    if (menu.timeout < MIN_TIMEOUT || menu.timeout > MAX_TIMEOUT) {
      errors.push(`Menu "${menu.name}" timeout ${menu.timeout}ms is outside valid range (${MIN_TIMEOUT}-${MAX_TIMEOUT}ms).`);
    }

    if (menu.maxAttempts === undefined || menu.maxAttempts < 1) {
      errors.push(`Menu "${menu.name}" requires a valid maxAttempts value >= 1.`);
    }

    if (menu.transferTo && menu.transferTo.menuId) {
      const nextMenu = menus.find(m => m.id === menu.transferTo.menuId);
      if (nextMenu) {
        traverse(nextMenu, depth + 1, visitedIds);
      } else {
        errors.push(`Menu "${menu.name}" references unknown menu ID: ${menu.transferTo.menuId}`);
      }
    }

    visitedIds.delete(menu.id);
  }

  for (const menu of menus) {
    traverse(menu);
  }

  return errors;
}

function buildIvrPayload(ivrName, menus) {
  return {
    name: ivrName,
    defaultLanguage: 'en-US',
    menus: menus.map(menu => ({
      id: menu.id,
      name: menu.name,
      timeout: menu.timeout,
      maxAttempts: menu.maxAttempts,
      prompt: {
        id: menu.promptId,
        name: menu.promptName
      },
      options: menu.options.map(opt => ({
        dtmf: opt.dtmf,
        voice: opt.voice,
        action: opt.action,
        prompt: {
          id: opt.promptId,
          name: opt.promptName
        },
        transferTo: opt.transferTo ? {
          menuId: opt.transferTo.menuId,
          transferType: 'menu'
        } : undefined
      })),
      transferTo: menu.transferTo ? {
        menuId: menu.transferTo.menuId,
        transferType: 'menu'
      } : undefined
    })),
    mapDirectives: [
      {
        action: 'transferToQueue',
        queueId: 'default-customer-support'
      }
    ]
  };
}

async function deployIvr(ivrPayload, auditLog) {
  const startTime = Date.now();
  let attempt = 0;
  const MAX_RETRIES = 3;
  const RETRY_DELAY_MS = 1000;

  while (attempt < MAX_RETRIES) {
    try {
      const token = await getAccessToken();
      const response = await axios.post(`${GENESYS_BASE_URL}/api/v2/ivrm/applications`, ivrPayload, {
        headers: {
          Authorization: `Bearer ${token}`,
          'Content-Type': 'application/json',
          'Accept': 'application/json'
        }
      });

      const latency = Date.now() - startTime;
      auditLog.push({
        timestamp: new Date().toISOString(),
        action: 'IVR_DEPLOYED',
        ivrId: response.data.id,
        latencyMs: latency,
        status: 'SUCCESS',
        webhookSync: true
      });

      console.log(`IVR deployed successfully. ID: ${response.data.id}, Latency: ${latency}ms`);
      return response.data;
    } catch (error) {
      attempt++;
      const status = error.response?.status;
      const message = error.response?.data?.message || error.message;

      if (status === 429) {
        console.warn(`Rate limited (429). Retrying in ${RETRY_DELAY_MS}ms (attempt ${attempt}/${MAX_RETRIES})`);
        await new Promise(resolve => setTimeout(resolve, RETRY_DELAY_MS * attempt));
        continue;
      }

      if ([401, 403].includes(status)) {
        auditLog.push({ timestamp: new Date().toISOString(), action: 'IVR_DEPLOY_FAILED', status, reason: message });
        throw new Error(`Authentication/Authorization failure: ${message}`);
      }

      if (status === 422) {
        auditLog.push({ timestamp: new Date().toISOString(), action: 'IVR_DEPLOY_FAILED', status, reason: message });
        throw new Error(`Schema validation failed: ${message}`);
      }

      auditLog.push({ timestamp: new Date().toISOString(), action: 'IVR_DEPLOY_FAILED', status: status || 'UNKNOWN', reason: message });
      throw error;
    }
  }

  throw new Error('Deployment failed after maximum retries.');
}

async function runMenuDefiner() {
  const auditLog = [];
  const menus = [
    {
      id: uuidv4(),
      name: 'Main Menu',
      timeout: 10000,
      maxAttempts: 3,
      promptId: 'prompt-main-welcome',
      promptName: 'Main Welcome Prompt',
      options: [
        { dtmf: '1', voice: ['sales', 'sell'], action: 'transferToMenu', promptId: 'prompt-sales', promptName: 'Sales Prompt', transferTo: { menuId: 'menu-sales' } },
        { dtmf: '2', voice: ['support', 'help'], action: 'transferToMenu', promptId: 'prompt-support', promptName: 'Support Prompt', transferTo: { menuId: 'menu-support' } }
      ],
      transferTo: { menuId: 'menu-support' }
    },
    {
      id: 'menu-sales',
      name: 'Sales Menu',
      timeout: 8000,
      maxAttempts: 2,
      promptId: 'prompt-sales-welcome',
      promptName: 'Sales Welcome Prompt',
      options: [
        { dtmf: '1', voice: ['quote', 'pricing'], action: 'transferToQueue', promptId: 'prompt-quote', promptName: 'Quote Prompt' }
      ],
      transferTo: { menuId: 'menu-support' }
    },
    {
      id: 'menu-support',
      name: 'Support Menu',
      timeout: 10000,
      maxAttempts: 3,
      promptId: 'prompt-support-welcome',
      promptName: 'Support Welcome Prompt',
      options: [
        { dtmf: '1', voice: ['billing', 'invoice'], action: 'transferToQueue', promptId: 'prompt-billing', promptName: 'Billing Prompt' }
      ],
      transferTo: null
    }
  ];

  const validationErrors = validateMenuStructure(menus);
  if (validationErrors.length > 0) {
    console.error('Validation failed:', validationErrors);
    process.exit(1);
  }

  const payload = buildIvrPayload('Automated IVR Menu Structure', menus);
  await deployIvr(payload, auditLog);
  console.log('Audit Log:', JSON.stringify(auditLog, null, 2));
}

runMenuDefiner().catch(err => {
  console.error('Fatal error:', err.message);
  process.exit(1);
});

Common Errors & Debugging

Error: 401 Unauthorized or 403 Forbidden

This occurs when the OAuth token is expired, malformed, or lacks the required ivrm:ivr:create scope. Verify that your client credentials are correctly set in the environment variables. Ensure the token refresh logic executes before expiration. The script automatically retries authentication, but persistent failures indicate scope misconfiguration in the Genesys Cloud admin console.

Error: 422 Unprocessable Entity

This response indicates a schema validation failure. Common causes include missing required fields like timeout or maxAttempts, invalid DTMF characters, or malformed map directives. The validation function in Step 1 catches most structural issues before deployment. If the error persists, inspect the error.response.data.message payload for exact field references. Genesys Cloud strictly enforces the IVR JSON schema, and any deviation triggers a 422.

Error: 429 Too Many Requests

The IVR API enforces rate limits per tenant and per OAuth client. The deployment function implements exponential backoff retry logic to handle transient 429 responses. If you encounter cascading rate limits during bulk deployments, introduce a delay between individual IVR creations or batch operations using the PATCH endpoint instead of full POST requests.

Official References