WhatsApp API that is trusted for messaging at scale
Start conversations that drive conversions. When you connect to the WhatsApp business platform, you can engage with your customer on a channel they trust. For every interaction across the customer journey, WhatsApp empowers you to build a trusted relationship with your customers.
Talk to sales
- Increased brand awareness
- End-to-end encryption
- Trusted by billions
A better way to connect
In today’s omnichannel world, customer communication plays a crucial role in delivering a great experience. Customers expect speed, efficiency, and convenience, and when they can use their preferred communication channel, they’re more likely to recommend, buy more, or make a first-time purchase. For more than 2 billion consumers, that channel is ’s WhatsApp.
End-to-end encryption
Engage safely and securely. Every message is encrypted, and every sender is verified.
Trusted by billions
WhatsApp connects 2+ billion people across 160 countries and 60 languages.
Flexible communications
From alerts and reminders to customer conversations, easily program communication for every interaction.
Clients who use this product
Deliver interactive reminders and alerts
Delight your customers with interactive messaging templates for order notifications, deliveries, appointment reminders, transaction notifications, travel itinerary changes, system outages, location-targeted alerts, and more.
Manage customer support
Streamline support and efficiently respond to customer-initiated queries. Give your customers an avenue for quick, seamless support and instant feedback. Facilitate two-way conversations with a few clicks.
Drive customer engagement
Get your customers to take action. Use in-app call-to-actions to strategically drive website traffic, product adoption, or support conversations. With the touch of a button, drive business objectives. Gif with interactive branded context appears
WhatsApp in action
With our developer friendly WhatsApp Business API, engaging with customers effortless. Get up and running quickly with clear documentation, developer tools, and any additional resources you need.
Seamless engagement
Implement our WhatsApp Business API with ease. Promote quality engagement with your customer base and secure high customer satisfaction rates that leave your customers coming back for more.
Trusted messages
Telesign ensures total security for our Messaging API with available phone number verification services and digital identity protection, so you can be sure that your messages to customers are secure and reliable.
Personalized experiences
Use highly customized messaging templates best suited for your business to drive your brand and keep your customers happy and loyal.
Premium interactions
Send and receive videos, voice memos, and important documents in a PDF format to enable rich, contextual conversations.
Reliable communications
Safely send and receive messages with end-to-end encryption, keeping sensitive information and conversations secure.
Compliance and onboarding support
Mitigate Telephone Consumer Protection Act (TCPA) risks and maintain worldwide content compliance with our regulatory and compliance assistance.
Grow with confidence
As your business expands into new markets, keep the customer experience simple and secure, while managing local regulations with ease.
Verify your customers
Protect your customers and streamline MFA. Enhance your MFA workflow and deliver secure, time-based OTPs via WhatsApp.
Bring conversations to life
Put an end to static, text-only conversations. Use visual attachments to provide rich, contextual meaning. Add photos, videos, voice memos, and documents into your customer communication.
Frequently asked questions
What is Telesign’s WhatsApp API?
Telesign’s WhatsApp API enables businesses to send secure, real-time messages to customers through WhatsApp, including alerts, notifications, verifications, marketing, promotions, customer support, and onboarding messages.
How does WhatsApp messaging differ from SMS or email?
WhatsApp messages are encrypted, can support multimedia content, and can achieve higher engagement rates due to their immediacy and the global popularity of the app.
Who can use Telesign’s WhatsApp API?
Any business looking to engage users via WhatsApp, from e-Commerce and banking to customer support, can use the API to enhance communication.
What types of messages can I send with the API?
You can send pre-approved templated messages for notifications, alerts, and verifications, as well as support two-way conversations with customers for service and support.
Are there any regional restrictions on WhatsApp messaging?
Yes. While most message types are widely supported, marketing template messages are currently restricted in the U.S. and are not delivered to U.S. phone numbers.
Does the API support rich media content?
Yes. The API supports multimedia messages, including images, documents, and video, making it ideal for engaging and informative customer interactions.
Is two-way messaging supported?
Yes, Telesign’s API supports two-way conversations, allowing businesses to engage with customers in real time.
How do I integrate Telesign’s WhatsApp API into my systems?
Integration is straightforward with Telesign’s developer-friendly REST API and clear documentation. It can be embedded into your existing workflows and communication platforms.
How long does it take to get started?
With the necessary business information and Meta (Facebook) Business verification in place, businesses can start messaging customers within days.
Do I need a verified Facebook Business Account to use the API?
Yes. WhatsApp Business API access requires a verified Facebook Business Manager account and an approved phone number.
Is there a fallback mechanism if a WhatsApp message fails to deliver?
Yes, Telesign’s Verify API offers multichannel fallback options. If a WhatsApp message fails, the system can automatically attempt delivery via alternative channels like SMS or voice, ensuring message delivery continuity.
What are common use cases for WhatsApp messaging?
Typical use cases include account alerts, appointment reminders, shipping updates, authentication codes (OTP), and customer service interactions.
Is there support for high-volume messaging?
Yes. Telesign’s WhatsApp API is designed to scale, supporting high message volumes and automated workflows.
What kind of support does Telesign offer?
Telesign offers enterprise-grade support, including onboarding assistance, and 24/7 technical support.
Where can I find technical documentation and support?
Telesign provides comprehensive developer resources, including API references, SDKs, and integration guides, available at the Telesign Developer Center. For additional guidance and helpful resources, visit our Support Center.
