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The communication API platform that redefines CX

Power chat, calls, and business messaging with an award-winning communications API platform—and drive personalized interactions with an AI concierge that sparks delight.

Communication API platform

TRUSTED BY 4,000+ APPS GLOBALLY

Lay the foundation for seamless customer experiences with top-tier communication APIs

Enjoy higher message deliverability, open, and conversion rates.
Intuitive APIs, sample apps, tutorials, and free trials make it easy to get started.

Chat API

In-app messaging that increases conversions—the timing, tone, and flow have all been perfected for you.

Chat API Chat API
Calls: Voice and Video APIs

Boost app engagement with high-quality voice and video calls with no lag—and massive scale.

Calls Voice and Video AP Is Calls Voice and Video AP Is
Business messaging

Deliver message notifications through your app and double conversions at half the SMS cost.

Business messaging1 Business messaging1
Delight ai

Delight.ai – Your branded AI concierge

Spark delight with proactive, personalized customer conversations from an AI concierge you can trust. Our agentic infrastructure makes it possible.

The communications API platform with 7 billion users and counting.

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End users globally

7 billion+
De risk AI investment with battle tested infrastructure
De-risk AI investment with battle-tested infrastructure
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Gain value out of enterprise white glove support
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Monthly active users

300M+
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Uptime

99.9%+
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Integrate with your customer service tech stack

Communications API platform FAQs

Discover how Sendbird’s communications API platform connects chat, calls, and AI to create effortless customer experiences.

What is a communications API platform?
How do communication APIs work within my app?
What types of communication APIs does Sendbird offer?
Can I integrate Sendbird with other communication platforms like WhatsApp Business API?
Why choose a communications API platform instead of building your own solution?
How does Sendbird’s communications infrastructure improve AI agent performance?