CHANNELS

Connect on 14 messaging channels with a single API 

Connect with customers on the messaging channels they love, from WhatsApp and RCS to regional leaders like KakaoTalk, all through the Sinch Conversation API.

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Join over 150,000 businesses, including 8 of the 10 largest tech companies in the world

WHY SINCH CHANNELS

Reach and engage with all your customers

Stop stitching together separate providers. With Conversation API channels, send, receive, and manage rich conversations with a single integration.

Global reach, simplified

Engage users on worldwide and regional apps like WhatsApp, WeChat, and KakaoTalk through one connection.

Rich, interactive chats

Use images, buttons, carousels, and files to create conversations that engage, grab attention, and drive action.

Built for what’s next

Add or switch channels in minutes—no new integrations needed.
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GLOBAL REACH

Reach every customer on their favorite messaging app 

Grow into new markets instantly and easily. Conversation API channels bring together top apps so you can talk to customers where they already spend their time.

  • WhatsApp, RCS, SMS, and more in one API

  • Regional leaders like KakaoTalk (South Korea) and WeChat (China) included

  • Consistent delivery through Sinch’s enterprise-grade network

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DEEPER ENGAGEMENT

Turn plain messages into interactive experiences 

Go beyond basic text. Add rich media and channel-specific features to spark better responses and happier customer interactions.

  • Buttons, carousels, images, and video

  • Smooth bot-to-agent handover for support

  • Higher click-throughs on marketing campaigns

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FUTURE-PROOF STRATEGY

Adapt to new channels without rewriting code

Messaging moves fast. Conversation API channels keep you ahead by letting you toggle channels on or off in your dashboard.

  • Add channels with a quick config change

  • Automatic fallback to SMS for reliability

Every channel, every carrier, every phone

SMS

Send and receive text messages at scale through a single connection.
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MMS

Level up your customer experience and set your brand apart with rich, compelling messages.
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WhatsApp

Create automated chats, build trust, and enrich the customer journey.
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RCS

Rich Media, guided responses, and an app-like experience, all in the users’ SMS inbox.
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Facebook Messenger

Connect with 1 billion global users on Facebook Messenger for Business.
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Instagram

Take user experience to the next level with real-time conversational commerce on Instagram.
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Viber

Connect with key audiences over Viber Business Messaging.
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Telegram

Enable customer-initiated, branded conversations on a secure platform.
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Kakao Talk

Deliver rich messages to customers on the channel they love.
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LINE

Chat with customers in Japan, Thailand, and more with LINE.
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WeChat

The number one choice for chatting to customers in China.
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Sinch Push

Engage customers with web, mobile, and app notifications.
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Sinch Live Chat

Connect with customers on live chat.
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Frequently asked questions

They’re the messaging channels supported by Sinch’s Conversation API, letting you reach customers on 14 popular apps through one integration.

No. Integrate once and get all supported channels through the unified Conversation API.

Turn on the channel in your Sinch Dashboard and update your API call—no extra integrations required. 

No. Each channel has its own set of features. Check the supported channels list for details.

Pick an order you prefer—try a rich app first, then automatically fall back to SMS if it’s not available.

Yes. Conversation API channels include regional leaders like KakaoTalk (South Korea) and WeChat (China), plus global apps like WhatsApp.

Link your business accounts, build your logic using one endpoint, and Sinch handles the rest, from transcoding to delivery.

You need an active Sinch account and, for some rich channels, a verified business profile. Pricing is usage-based and depends on the channel.

Talk to an expert about channels

Discover how you can reach customers on 14 apps like WhatsApp, RCS, SMS, KakaoTalk, WeChat, and more through one simple API.