Ably
Realtime infrastructure that handles delivery, ordering and failover at scale for agentic,
Ably is a realtime messaging platform that provides pub/sub, chat, AI transport, live objects, spaces and live sync. It addresses the challenge of building interactive applications that require reliable message delivery, ordering and failover across devices and users, without teams having to engineer the realtime layer themselves.
The platform offers SDKs for JavaScript, React, Python, Java, .NET, Ruby, Flutter, Objective-C, Swift, PHP, Go and C#.NET, along with integrations for Webhooks, AWS Lambda, Azure Functions, Cloudflare Workers, Google Cloud Functions, AMQP, Amazon Kinesis, Amazon SQS, Kafka, IFTTT, Zapier, Apache Pulsar and Terraform. Inbound integrations include Webhooks, LiveSync ingress rules for PostgreSQL and MongoDB, and a Kafka Connector. Outbound integrations support AWS Lambda, Google Cloud Functions, Zapier, Cloudflare Workers, IFTTT and Datadog, with streaming to Kafka, Kinesis, AMQP, SQS and Pulsar. The platform also includes a Control API for programmatic management and an Ably Terraform provider.
Ably is designed for engineering teams building realtime applications such as chat, collaboration, notifications, broadcast and fan engagement, as well as AI agents and copilots. It is packaged with usage-based pricing, offering per-minute billing or monthly active user (MAU) pricing, with volume discounts available. An Enterprise edition includes premium support, HIPAA BAA, SOC II compliance, SSO and SCIM provisioning, dedicated clusters, US/EU data routing, and enterprise observability and analytics.
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