IBM MQ vs. Ably Realtime

IBM MQ connects applications and microservices in private datacenters, across hybrid or multi-cloud environments, and at the edge of the enterprise. It allows businesses, from large enterprises to startups, to ensure every order, every payment, and every customer interaction counts. Messages between applications are delivered reliably once-and-only-once and applications are decoupled to enable rapid response to sudden traffic increases or system outages.

Ably helps teams deliver resilient AI UX and high-performance live experiences that stay fast and in sync worldwide. We provide the global realtime layer for AI agents, chat, notifications, live dashboards, and collaboration - engineered to handle peak demand without self-managed infrastructure. Teams like HubSpot and Intercom use Ably to avoid the cost and complexity of building and operating realtime systems, while still getting predictable performance at serious scale, handling 2T+ API operations per month.