Realtime experiences, always delivered
Power conversations, notifications, and live updates with guaranteed delivery, even at global scale. No lag. No lost messages. Just realtime that delivers.
Everything in sync, everywhere
Keep chats, inboxes, and dashboards perfectly aligned across every device and user. No refreshes. No confusion. Just data that shows up when it should.
Scale with confidence, not cost
Handle millions of connections - active, idle, or bursting - without the premium price tag. No waste. No lock-in. Just pricing that grows with you.
Security that’s built in, not bolted on
Protect customer conversations with end-to-end encryption and enterprise-grade access controls. No shortcuts. No breaches. Just peace of mind, by default.
Seamless collaborative learning
Foster seamless collaboration between students and educators with realtime document editing, synced annotations, and interactive classroom experiences.
- Live document editing in realtime without conflicts.
- Instant annotation sync with immediate visibility.
- Automatic notifications to keep students in sync.
- Multi-user whiteboarding.
- Live presence indicators for students and teachers.
Instant, reliable chat and messaging
Accelerate understanding and improve retention with realtime communication that supports instant feedback and lively discussion.
- 1:1 and group chat between students and teachers.
- Online status indicators to show who is online.
- Emoji reactions and direct mentions.
- Threaded conversations to keep discussions organized.
- Multi-device sync to ensure conversations stay updated across platforms.
Reliable exam and assessment delivery
Support high-stakes online exams with realtime test synchronization - ensuring smooth and fair assessments.
- Keep exam sessions perfectly in sync across all participants.
- Ensure integrity with instant detection of anomalies.
- Issue instant question and answer updates to prevent delays or inconsistencies in test delivery.
- Protect against cheating with strict access controls.
- Ensure fairness with synchronized timers and auto-submission.
Secure and scalable monitoring
Ensure safe and compliant digital learning with realtime screen monitoring, web filtering, and policy enforcement at scale.
- Realtime screen monitoring to track focus and safety.
- Block inappropriate content and enforce safe browsing policies.
- Apply and manage security rules dynamically across devices
- Use instant alerts and notifications to flag violations and unusual activity.
- Monitor thousands of students simultaneously without lag.
Secure, compliant learning environments
Ably ensures student data privacy, keeping educational interactions secure end-to-end and fully compliant with data protection standards.
Guaranteed ordering & exactly-once delivery
Deliver flawless chat and event experiences with no duplicates, no missing messages, and perfect in-order delivery.
View docsGlobal low-latency & 99.999% uptime
Deliver realtime experiences anywhere in the world with sub-second latency and enterprise-grade reliability - guaranteed by a 99.999% uptime SLA.
View docsElastic limitless scaling
Support millions of users and billions of messages effortlessly - Ably scales automatically behind the scenes, so you don’t have to worry about infrastructure limits.
View docsAutomatic connection recovery
Keep user sessions seamless and uninterrupted - even during network issues - with automatic reconnections and instant message replay.
View docsEnd-to-end encryption
Protect customer data with 256-bit AES encryption and your own encryption keys - ensuring complete confidentiality and compliance.
View docsComposable realtime. Your vision. Your approach
Combine Ably’s products to power seamless realtime data and engagement across your CXTech platform.
Flexible APIs and message guarantees for building any realtime interactive experience at serious scale.
Explore
Rapidly launch the chat features with APIs you’ll love. Optimized to handle massive user loads.
Explore
Create collaborative environments in a few lines of code, with our purpose-built APIs.
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Simple APIs to quickly add realtime asset tracking across last mile logistics.
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Seamlessly sync your database and frontend, publishing changes reliably to millions of clients.
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Realtime sync for application state across multiple users and devices at any scale.
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Pricing built for scale
Ably not only enables you to make the most of your budget, but also enjoy greater flexibility, faster build times and a quicker ROI.
Usage-based pricing
With billing by-the-minute, our pricing gives you granular control over your costs.
Volume discounts
The more you use the platform, the lower your overall cost becomes.
Full transparency
We bill for connections, messages and channels. Nothing more.
Cost optimization
We maximize your ROI by actively designing platform features targeted at reducing consumption.
engineered to perform
The definitive realtime experience platform of the internet
Performance
We focus on predictability of latencies to provide certainty in uncertain operating conditions.
<50ms
median roundtrip latency
1B+
connections opened per day
Reliability
Designed to preserve continuity of service we ensure sufficient redundancy at a regional and global level.
5+ years
since last outage
99.999999%
message survivability
Scale
Elastic and highly-available. Ably is built to handle extreme scale and high concurrent connections.
2B+
connected devices per month
2T+
API operations per month
Network
Truly distributed global edge network. Delivers a globally consistent experience to users.
635
points of presence
11
globally distributed regions