WhatsApp Cloud API: The Complete Business Guide (2026)
Prashanth Kancherla
Jun 1, 2026 | 16 mins read
WhatsApp is no longer just a consumer messaging app. With over 3 billion monthly active users and a 98% message open rate, it has become the most powerful customer engagement channel available to businesses today. In India alone — Ozonetel’s home market — approximately 600 million people use WhatsApp, making it the de facto channel for business communication across every sector from NBFC collections to D2C sales and healthcare reminders.
At the heart of enterprise WhatsApp sits the WhatsApp Cloud API: Meta’s hosted, developer-ready interface that lets businesses send and receive messages at scale, automate conversations, and integrate WhatsApp into their CRM, contact center, and marketing stack — without managing a single server.
This guide covers everything a business decision-maker or technical team needs to know about the WhatsApp Cloud API in 2026 — including the major pricing overhaul effective July 2025, the sunset of the On-Premise API, and how platforms like Ozonetel’s WhatsApp Business Solution help
By the end of this guide, you’ll know exactly which product fits your business right now, what the migration trigger looks like in practice, and why the old ‘you can’t use both’ story is no longer true. Three Ozonetel deployments – Muthoot Gold Bullion Corp, Mahindra Farm Machinery, and MeeSeva Telangana – show what each decision looks like at scale.
Key Takeaways
- WhatsApp has 600M+ users in India and a 98% open rate — far outperforming email and SMS for business communication.
- Meta’s July 2025 pricing overhaul means service conversations are now free; you only pay per marketing or authentication template sent.
- Cloud API replaced the deprecated On-Premise API — all new features (Flows, Calling API, AI) launch on Cloud only.
- Two paths to deployment: build directly via Meta’s developer tools (weeks), or go live in 5 minutes via a BSP like Ozonetel.
- Agentic AI on WhatsApp is now live in production — as proven by Telangana’s MeeSeva handling 580+ government services.
- Compliance is straightforward: Meta acts as data processor (not controller), opt-in consent is mandatory, and TRAI rules apply to telephony components.
- The biggest ROI gains come from combining WhatsApp with voice, CRM, and AI in a single omnichannel platform — not running it in isolation.
In this article, we will explore:
- 1. WhatsApp for Business: The Three Products Explained
- 2. What Is WhatsApp Cloud API?
- 3. WhatsApp Cloud API: Features and Capabilities in 2026
- 4. WhatsApp Cloud API Pricing (2026)
- 5. How to Get Started: Step-by-Step WhatsApp Cloud API Setup
- 6. WhatsApp Cloud API Use Cases by Industry
- 7. Compliance, Security, and Data Privacy
- 8. Direct API Access vs. Business Service Provider (BSP)
1. WhatsApp for Business: The Three Products Explained
Choosing the right WhatsApp product — personal app, Business App, or Cloud API — depends on your message volume and automation needs.
Meta offers three distinct WhatsApp products for business use. Picking the right one depends on your message volume, automation requirements, and technical resources. Here is a complete comparison.
| Feature | WhatsApp (Personal) | WhatsApp Business App | WhatsApp Cloud API |
|---|---|---|---|
| Who It’s For | Individuals and personal communication | Small businesses (1–5 users) | Mid-market and enterprise organizations |
| Message Volume | Personal conversations only | Low to medium business messaging | Unlimited enterprise-scale messaging |
| Automation | None | Basic auto-replies and greeting messages | Full chatbot automation, AI agents, workflows |
| CRM Integration | None | None | Deep CRM integration with Salesforce, Zoho, HubSpot, etc. |
| Multi-Agent Inbox | No | No | Yes |
| Hosting | Meta-hosted | Meta-hosted | Meta-hosted (Cloud API) |
| Cost | Free | Free / Premium Features | Pay-per-message + BSP platform fees |
| Setup Complexity | None | Low | Medium (or instant via BSP onboarding) |
Why the On-Premise API Is Being Retired
Until 2024, businesses could run WhatsApp through the On-Premise API hosted on their own servers. Meta has now officially deprecated it. Three reasons migration to Cloud API is now mandatory:
- New features (WhatsApp Flows, Calling API, AI integrations) launch on Cloud API first — and only. See Ozonetel’s AI capabilities →
- Meta has ended On-Premise API support; continued access requires Cloud API.
- Cloud API eliminates server infrastructure costs and reduces setup time from weeks to minutes.
2. What Is WhatsApp Cloud API?
Meta’s cloud-hosted API lets businesses message customers at scale, with no server infrastructure and instant setup via a developer account.
The WhatsApp Cloud API is Meta’s hosted, RESTful programming interface that allows businesses to integrate WhatsApp messaging capabilities into their own applications — without running any server infrastructure of their own.
Launched in May 2022, Cloud API democratised access to enterprise WhatsApp. Before its launch, businesses had to go through an approved Business Service Provider (BSP) for API access, and infrastructure setup took weeks. Today, a developer can send a test message within minutes of creating a Meta developer account.
Core Technical Concepts
WhatsApp Business Account (WABA): Your business identity on the WhatsApp Business Platform — holds your phone number(s), templates, and settings.
Phone Number: Each WABA can have one or more dedicated numbers. The number cannot simultaneously be used on WhatsApp or WhatsApp Business App.
Message Templates: Pre-approved formats required for business-initiated messages outside a Customer Service Window. Submitted to Meta for approval before use. → Learn more
Business Service Provider (BSP): A Meta-certified partner who builds software on top of Cloud API and delivers it as a managed platform. Ozonetel is a certified BSP. → Learn more
Webhooks: HTTP callbacks that push incoming messages and delivery status events from Meta to your server in real time.
Customer Service Window (CSW): A 24-hour window that opens when a user messages you. Within this window, service messages are free.
Why WhatsApp Is India’s #1 Enterprise Messaging Channel
- ~600 million active WhatsApp users in India — the world’s largest WhatsApp market
- 98% message open rate vs. 20–30% for email and 35–45% for SMS
- End-to-end encryption builds consumer trust compared to SMS
- Rich media support (images, PDFs, buttons, carousels) enables richer customer journeys
- Nationwide reach across rural and urban India — the only channel with true omnichannel coverage. See how Ozonetel customers use WhatsApp →
3. WhatsApp Cloud API: Features and Capabilities in 2026
From interactive message types to AI agent integration and the new Calling API — here’s what the platform supports today.
The WhatsApp Cloud API has expanded significantly since its 2022 launch. Here is a complete rundown of what it supports in 2026.
Message Types
- Text messages: Up to 4,096 characters; supports URLs and phone number formatting.
- Rich media: Images (JPEG, PNG), documents (PDF, DOCX), audio (MP3, OGG), and video (MP4).
- Interactive messages: Buttons (up to 3), reply buttons, and list messages (up to 10 items) enabling tap-to-respond flows.
- Carousels: Scrollable product cards — ideal for e-commerce catalogue sharing.
- Template messages: Pre-approved structured messages for business-initiated outreach (marketing, utility, authentication).
- Reaction messages: Acknowledge customer messages with emoji reactions for a more natural conversation feel.
WhatsApp Flows (2024/25)
WhatsApp Flows lets businesses build structured, form-like interactions entirely within the WhatsApp chat — no browser redirect required. Use it for loan application forms, insurance claim submissions, appointment booking, survey collection, lead qualification, and KYC data collection. Responses are captured as structured JSON, making CRM integration seamless.
WhatsApp Business Calling API (2025)
Launched in 2025, the WhatsApp Business Calling API allows businesses to make and receive voice calls over WhatsApp — opening a new channel for customer service and sales calls. This is especially relevant for cloud contact centers looking to consolidate channels. Pricing for the Calling API is separate from messaging rates.
AI Agent and Chatbot Integration
The Cloud API is the gateway for AI-powered WhatsApp automation. Businesses connect their AI systems via the API to deploy conversational AI chatbots for 24/7 first-line support, route complex queries to human agents with full conversation context, and trigger outbound campaigns based on CRM events.
- Ozonetel’s Voice AI Agents bring AI-powered automation natively to WhatsApp conversations.
- Ozonetel’s Agent Assist gives human agents real-time AI suggestions during live WhatsApp chats.
- Full omnichannel routing connects WhatsApp alongside voice, SMS, and email in a single agent desktop.
4. WhatsApp Cloud API Pricing (2026): The New Per-Message Model
Meta switched to per-message billing in July 2025 — service conversations are now free, but marketing messages are charged per send.
📌 Most online guides — including Ozonetel’s earlier version of this article — described the old conversation-based pricing. Meta overhauled its model completely in 2025. Here is what is actually in effect in 2026.
What Changed: From Conversation-Based to Per-Message Billing
From its launch until June 2025, WhatsApp used Conversation-Based Pricing (CBP): businesses paid for a 24-hour conversation window, regardless of how many messages were exchanged within it.
Effective July 1, 2025, Meta switched to Per-Message Pricing (PMP). You now pay per individual template message sent. Full details are published on Meta’s official pricing page.
| Effective Date | Change |
|---|---|
| November 1, 2024 | Service conversations (user-initiated chats) became FREE for all businesses globally. |
| February 1, 2025 | Authentication-International pricing expanded to 7 additional APAC and EMEA markets. |
| April 1, 2025 | Utility template messages sent within an active Customer Service Window became FREE. |
| July 1, 2025 | Meta completed the transition from Conversation-Based Pricing (CBP) to Per-Message Pricing (PMP). Volume-based pricing tiers were introduced for utility and authentication messages. |
Message Categories and What You Pay in 2026
| Category | What It Covers | Cost (India, 2026) |
|---|---|---|
| Service (User-Initiated) | Any message exchanged within a 24-hour Customer Service Window (CSW) opened when a customer messages the business first. | FREE |
| Utility (Inside Open CSW) | Order confirmations, shipping updates, appointment reminders, and transactional notifications sent while the CSW remains open. | FREE |
| Utility (Outside CSW) | Delivery alerts, payment reminders, invoices, and transactional updates sent after the 24-hour service window has closed. | Charged per message |
| Authentication | OTPs, login verification codes, two-factor authentication (2FA), password resets, and account verification messages. | Charged per message (tiered pricing) |
| Marketing | Promotions, product launches, offers, discounts, abandoned-cart reminders, upsell campaigns, and customer re-engagement. | Charged per message (highest tier) |
Exact India per-message rates are published by Meta and updated quarterly. See the latest on Meta’s WhatsApp pricing page. Your BSP will add a platform fee on top of Meta’s base rates.
Cost Optimisation Tips for 2026
- Respond to user-initiated messages within the 24-hour CSW — these exchanges are entirely free.
- Send utility updates (order status, appointment reminders) while the CSW is open to avoid per-message charges.
- Only send marketing templates to high-intent lists — every send is now a cost.
- Use Click-to-WhatsApp (CTWA) ads to get users to message you first, opening a free CSW before your campaign.
- Monitor monthly volume to qualify for authentication and utility tier discounts.
5. How to Get Started: Step-by-Step WhatsApp Cloud API Setup
Two paths to go live — build directly via Meta’s developer console, or deploy in five minutes through Ozonetel as your certified BSP.
There are two paths to getting live on WhatsApp Cloud API: building directly via Meta’s developer tools, or using a Business Service Provider (BSP) like Ozonetel. We cover both below.
Path A: Direct Setup via Meta (for developer teams)
1.Create a Meta Developer Account: Go to facebook.com — sign in with a Facebook account and register as a developer.
2.Create a Business Manager Account: Go to facebook.com — this is required to link your WhatsApp Business Account (WABA).
3.Create a Business App: In the Meta Developer Dashboard, click ‘Create App’ → select ‘Business’ as app type → link to your Business Manager account.
4.Add WhatsApp to your app: In the App Dashboard left menu, find the WhatsApp product → click ‘Set Up’. Follow the official Cloud API get-started guide for full instructions.
5.Add and verify your phone number: Use a dedicated number NOT linked to WhatsApp or WhatsApp Business App. Verify via OTP. Virtual numbers from Ozonetel can be ported in without this restriction.
6.Complete Meta business verification: Upload tax registration (GST certificate in India), incorporation documents, or a utility bill. Verification takes 2–10 business days. Without it, messaging limits apply.
7.Configure webhooks: Set up a public HTTPS endpoint to receive incoming messages, delivery receipts, and status updates from Meta in real time. Verify the endpoint with a challenge token.
8.Send your first test message: Use Meta’s built-in sandbox with the provided test number. Confirm delivery to your own WhatsApp before going to production.
Path B: Via Ozonetel BSP (faster deployment for most businesses)
Ozonetel’s WhatsApp Business Solution lets businesses go live on WhatsApp Cloud API in as little as five minutes — no webhooks, no Meta developer accounts, no custom routing logic required.
- Bring your existing virtual number — no new number needed (Ozonetel is a certified cloud telephony provider)
- Pre-built CRM integrations with Salesforce, Zoho, Freshdesk, HubSpot, and LeadSquared
- One-click chatbot flow builder with bot-to-agent handoff via omnichannel routing
- AI-powered routing, agent assist, and conversation analytics built in
- Full omnichannel: WhatsApp alongside voice, SMS, and email in one contact center desktop
6. WhatsApp Cloud API Use Cases by Industry
From NBFC collections to D2C cart recovery, here’s how leading businesses across India deploy WhatsApp Cloud API to drive real outcomes.
WhatsApp Cloud API’s highest-value applications vary significantly by industry. Here is how businesses across Ozonetel’s key verticals are deploying it in 2026.
BFSI, NBFC, and Fintech
- Loan status updates and EMI reminders via utility templates. See Ozonetel for NBFC →
- OTP delivery for authentication with better UX vs. SMS. Complete guide: OTP via WhatsApp →
- AI chatbots for loan enquiries, eligibility checks, and document collection via WhatsApp Flows
- Automated payment reminders with one-tap payment link buttons for collections
- Policy renewal alerts and claims status updates for insurance. Ozonetel for Insurance →
- Fintech onboarding flows, KYC nudges, and account alerts. Ozonetel for Fintech →
D2C and E-commerce
- Order confirmation, shipping updates, and delivery notifications (free utility within open CSW). Ozonetel for D2C →
- Abandoned cart recovery via WhatsApp marketing templates with product images and Buy Now buttons
- Post-purchase feedback collection using WhatsApp Flows
- Product catalogue sharing via carousel messages
- Flash sale announcements and seasonal campaigns to opted-in customer segments
Real Estate
- Instant lead response: AI bots qualify property enquiries over WhatsApp within seconds. Ozonetel for Real Estate →
- Site visit scheduling using interactive list messages and calendar integration
- Document sharing (floor plans, brochures as PDFs) directly in chat
- Automated follow-up sequences for warm leads tied to CRM stage
Healthcare
- Appointment reminders and rescheduling flows — reduces no-shows by 40–60%
- Prescription reminders and refill alerts sent as utility templates
- Post-consultation follow-up and patient feedback collection
- Lab report delivery (PDF via WhatsApp) — more secure and traceable than email
- Health camps and preventive care outreach to opted-in patient lists
Education and EdTech
- Fee payment reminders with payment link buttons. Ozonetel for Education →
- Exam schedules, results, and admit card delivery via WhatsApp
- Course update notifications for online learners
- AI doubt-resolution bots available 24/7 for student support
- Parent communication for K-12 schools with two-way messaging
Automotive
- Service booking and reminder notifications linked to DMS. Ozonetel for Automotive →
- Vehicle status updates during service sent as utility templates
- Post-service feedback and upsell for accessories and AMC renewals
- Lead qualification and test drive scheduling from WhatsApp-connected click-to-chat ads
6b. WhatsApp Cloud API in Action: Three Indian Enterprise Case Studies
How Mahindra Farm Machinery, Muthoot Gold, and Telangana’s MeeSeva deployed WhatsApp at scale — and the results they achieved.
The use cases above become far more tangible when you see how real enterprises have deployed them. Here are three detailed examples from Ozonetel’s customer base across agriculture, NBFC, and government — three of India’s most challenging and rewarding deployment environments.
Case Study 1 — Mahindra Farm Machinery
Industry: Automotive / Agriculture  Feature: WhatsApp Chatbot (#KisanBot) + Bulk Campaigns  Audience: Tier-3 farmers, ages 28–65
The Challenge
Mahindra Farm Machinery, a division of Mahindra Ltd’s Farm Equipment Sector, needed to improve product awareness and deepen engagement among Tier-3 farmers across India — a segment characterised by limited digital literacy, fragmented messaging touchpoints, and patchy access to traditional support channels. Farmers actively sought information about machines but struggled to find it in an accessible, interactive form. WhatsApp was already widely adopted in rural India; the challenge was deploying it effectively.
The Solution: #KisanBot
Mahindra partnered with Ozonetel to launch #KisanBot — an AI-powered WhatsApp chatbot built specifically for Tier-3 farmers. The bot guided users across the full customer journey in their preferred language:
- Bulk WhatsApp campaigns for targeted product awareness across rural regions
- Product discovery and feature education — helping farmers make informed buying decisions
- Location-based dealer finder and end-to-end purchase assistance
- After-sales support: spare parts, service appointments, and complaint registration
- Feedback collection to improve service quality and measure satisfaction
All interactions were end-to-end encrypted, ensuring trust and privacy between Mahindra and its farming community.
The Outcomes
- Farmers could instantly connect via WhatsApp from any point in their purchase journey — no hunting for contact details
- Query patterns were automatically categorised (product, service, dealer, other) enabling faster, more relevant responses
- Sales and service teams gained real-time lead alerts, cutting response times significantly
- Noticeable spike in brand visibility and product enquiries in Tier-3 markets — accelerating demand and driving higher engagement
- Dealers and suppliers found it easier to connect with customers, strengthening the distribution ecosystem
Case Study 2 — Muthoot Gold Bullion Corporation
Industry: NBFC / Gold Jewelry  Feature: WhatsApp Catalog Chatbot + Voice Bot (EMI Reminders)  Reach: 5M+ customers, 5,000+ branches
The Challenge
Muthoot Gold Bullion Corporation — part of the Muthoot Group, India’s No.1 NBFC in gold loans — launched Indivara, a gold jewelry vertical. Their goal was ambitious: leverage trust built across 5,000+ branches to sell high-value jewelry, without the cost of dedicated retail boutiques or specialist staff. Selling gold demands a luxury ambiance and continuous engagement — neither of which their branch offices could provide.
The Solution: A Phygital WhatsApp Catalog
Muthoot developed a ‘phygital’ go-to-market strategy using Ozonetel’s CCaaS Platform for WhatsApp. Customers browsed digital jewelry catalogs on WhatsApp chatbots from home, shared them with family, then visited their trusted local branch to complete the purchase and handle sizing. Key components:
- WhatsApp chatbot with digital catalog — instantly updatable across all centers via ERP integration, eliminating printed catalogs
- Rich media messaging showcasing jewelry designs with near-zero inventory cost
- Data analytics to segment 10M+ customers and run personalised WhatsApp campaigns
- Voice bot for EMI payment reminders — replacing two dedicated agents with automated outreach
The Outcomes
- 150,000+ WhatsApp impressions within 9 months of launch
- Average order value grew 2.5X — from Rs 20,000 to Rs 50,000 — through targeted digital campaigns
- 43,500 automated EMI collection calls in 5 months, improving installment collection by 5–8%
- Rs 200,000 in business savings from voice bot deployment alone
- Agents previously handling EMI calls were reassigned to higher-value roles
Case Study 3 — Government of Telangana: MeeSeva on WhatsApp
Sector: Government / Public Services  Feature: Agentic AI on WhatsApp  Launched: November 18, 2025  Services: 580+
The Challenge
The Government of Telangana delivers 580+ MeeSeva services to millions of citizens across urban and rural regions — spanning essential public services, certificates, payments, and registrations. Citizens faced fragmented service delivery, high dependency on physical MeeSeva centres, manual workflows, and confusion about eligibility and document requirements. Rule-based chatbots and IVRs couldn’t handle the complexity of multi-step government workflows or adapt to varied citizen intents.
The Solution: Agentic AI on WhatsApp
MeeSeva services were deployed on WhatsApp on November 18, 2025, powered by Ozonetel as the technology partner. Unlike conventional chatbots, Ozonetel deployed Agentic AI — multiple autonomous AI agents working together to execute complete end-to-end service journeys:
- Intent understanding in both English and Telugu
- Eligibility validation and document verification
- Step-by-step guided service journeys — payments, bookings, certificate applications
- Real-time application status fetch and instant document delivery on WhatsApp
- Intelligent decision-making on when a physical centre visit is actually required
- Seamless escalation to human agents for complex queries
Citizens access all 580+ services through a single WhatsApp number (8096958096), 24/7 — no queues, no forms, no follow-ups.
Services Available via WhatsApp
- Bill payments and fee transactions
- Certificate applications (birth, caste, income, residence, and more)
- Registration slot booking
- Exam hall ticket downloads
- Crop price information for farmers
- Temple darshan slot bookings
The Impact
- 580+ government services accessible via a single WhatsApp number — 24/7, from any location in Telangana
- Significant reduction in footfall at physical MeeSeva centres
- Lower cost per transaction through intelligent automation replacing manual workflows
- Consistent service quality across all departments
- A scalable, repeatable architecture for future public service digitisation
7. Compliance, Security, and Data Privacy
Enterprise buyers need answers on GDPR, India’s TRAI rules, and whether Meta reads your customer conversations — here’s the full picture.
Compliance is the first question enterprise buyers ask before any WhatsApp deployment — especially in BFSI, healthcare, and government. Here are the definitive answers.
Does Meta Use Your Customer Conversation Data to Train AI?
No. When using the WhatsApp Business Cloud API, Meta acts as a data processor — not a data controller. Meta does not use business conversation data to train its consumer AI models. This is explicitly different from the personal WhatsApp app, where Meta has broader data usage rights under its consumer terms.
✅ Execute a Data Processing Agreement (DPA) with both Meta (via Business Terms) and your BSP to formalise these data processor relationships before going live.
GDPR Compliance
Opt-in consent: You must obtain explicit, documented opt-in from users before sending WhatsApp messages. A checkbox alone is often insufficient for GDPR.
Double opt-in: Best practice for marketing messages — user opts in on a form and confirms consent via WhatsApp itself.
Right to be forgotten: Your system must be able to delete a user’s conversation history upon request.
Privacy policy: Update your privacy policy to include a clause disclosing WhatsApp Cloud API use and Meta’s role as data processor.
India: TRAI and DLT Compliance
In India, businesses using WhatsApp alongside telephony (common in contact center deployments) must comply with TRAI regulations. Ozonetel’s TRAI 160-Series Compliance Guide →
- WhatsApp Business Account templates must be registered and approved by Meta — similar in intent to DLT registration.
- Promotional messages require explicit opt-in and must honour opt-out requests immediately.
- If using WhatsApp alongside IVR or SMS, TRAI’s 160-series regulations apply to the telephony component.
Ozonetel is a TRAI-compliant contact center platform and advises customers on end-to-end compliance for multi-channel deployments.
End-to-End Encryption
WhatsApp messages are end-to-end encrypted between the user’s device and your WABA. Neither Meta nor your BSP can read the content of messages in transit. Once received by your systems via webhooks, messages are accessible in your platform — apply appropriate access controls and encryption at rest.
8. Direct API Access vs. Business Service Provider (BSP)
Building on the API directly gives maximum flexibility; a BSP like Ozonetel gets you live in hours with omnichannel and AI already built in.
Both paths access the same underlying WhatsApp Cloud API capabilities. The choice is about speed, total cost, and what your team can build and maintain.
| Consideration | Direct API | BSP Platform (Ozonetel) |
|---|---|---|
| Setup Time | Weeks of development and testing | Minutes to hours |
| Technical Requirement | Dedicated developer team required | Non-technical teams can deploy and manage |
| Infrastructure | Webhooks, servers, workflows, and maintenance handled internally | Fully managed by the BSP |
| Omnichannel Routing | Must be built from scratch | Pre-built support for voice, SMS, WhatsApp, and email |
| CRM Integrations | Custom API development for each CRM | Ready-made connectors for 10+ popular CRMs |
| AI / Chatbot | Must build or integrate separately | Native AI agents, bot builder, and automation tools |
| Analytics | Custom dashboard development required | Built-in dashboards, reporting, and exports |
| Support | Meta developer documentation and support only | Dedicated local BSP implementation and support team |
| Cost Model | Meta message rates only | Meta rates + BSP platform subscription fee |
| Best For | Highly customized deployments with large in-house development teams | Most enterprises seeking faster deployment, lower complexity, and quicker ROI |
What to Look for in a WhatsApp BSP
- Meta Official Business Solution Provider (BSP) certification
- Omnichannel capability: WhatsApp alongside voice, SMS, and digital channels in one platform
- Pre-built CRM integrations with your existing tools (Salesforce, Zoho, Freshdesk, HubSpot, LeadSquared)
- AI and automation: chatbot builder, voice AI agents, and real-time agent assist
- Analytics: conversation-level reporting, CSAT tracking, and resolution rates
- India presence: TRAI compliance knowledge and a local support team
- Uptime and SLA: look for 99.9%+ uptime with compensated SLAs
- Bring your existing number
- 5-minute setup
- No server infra
- Full omnichannel: WhatsApp + Voice + SMS + Email
Frequently Asked Questions
A: Access to the Cloud API itself is free. You pay for message delivery. As of November 2024, service conversations (user-initiated) are free. Marketing and authentication messages are charged per message at Meta’s published rates. Your BSP adds a platform fee on top. See Meta’s pricing page for the latest rates.
‘WhatsApp Business API’ is the umbrella term for enterprise WhatsApp access. The Cloud API is the current, Meta-hosted version. The older On-Premise API (also under the Business API umbrella) required self-hosted servers and is now deprecated. Read the full WhatsApp Business API guide →
The WhatsApp Business App is designed for small businesses with one to five users, basic auto-replies, and low message volumes. Cloud API is for enterprises needing automation, CRM integration, multi-agent inboxes, and high-volume messaging. Detailed comparison: WhatsApp API vs. Business App →
Yes, but the number must not already be registered on WhatsApp or WhatsApp Business App. If it is, you must first delete the existing account on that number. Virtual numbers from Ozonetel can be ported in without this restriction.
Meta’s business verification typically takes 2–10 business days after you submit required documents (tax ID, incorporation certificate, or utility bill in India: GST certificate). Without verification, strict messaging limits apply. Plan for this timeline before your go-live date.
: A pre-approved message format used for business-initiated outreach outside a Customer Service Window. Templates are submitted via Meta Business Manager or your BSP and are typically approved within minutes to a few hours. They must comply with Meta’s Commerce Policy and clearly identify your business.
Yes, fully. India is one of Meta’s priority markets. All message categories — marketing, utility, authentication, and service — are supported. India-specific per-message rates apply. Ozonetel’s WhatsApp for India guide →
: Meta replaced conversation-based pricing (CBP) with per-message pricing (PMP). Under CBP, you paid for a 24-hour window. Under PMP, each template message is billed individually. Service conversations remain free. Utility messages within an open CSW are free. Full details: Meta pricing updates page.
Use an authentication message template. These are pre-approved for OTP delivery and billed at the authentication per-message rate. For a complete guide, see: OTP via WhatsApp: The Complete Guide →
From AI-driven self-service to agent-assisted conversations and proactive outreach, enterprises are deploying WhatsApp across every CX touchpoint. See how enterprises use Conversational AI on WhatsApp →
