EMQX
Claim this toolMassive IoT connections & real-time data streaming
From $234/mo (free plan available)Visit WebsiteReviews on G2
23 reviews trackedThe Bottom Line
- Price
- From $234/mo (free plan available). Compare plans
Key facts
- Unifies MQTT pub/sub and durable message queuing in a single platform.
- Provides high scalability and reliability for IoT and AI data streaming.
- Offers extensive integrations and enterprise-grade security features.
Pros
- Combines real-time and durable messaging, reducing infrastructure complexity.
- Achieves extremely high scalability and low latency for demanding applications.
- Offers robust security features suitable for enterprise and regulated environments.
- Provides extensive data integration capabilities with various cloud and enterprise systems.
- Supports AI-driven workflows with native LLM integrations.
Cons
- Custom pricing for BYOC and Enterprise plans requires direct contact, lacking transparency.
- Self-managed Enterprise plan requires customers to handle monitoring and maintenance.
What is EMQX?
EMQX is a highly scalable and reliable MQTT platform designed to handle massive concurrent connections and real-time data streaming for IoT and AI applications. It unifies real-time MQTT publish/subscribe messaging with durable message queuing capabilities, eliminating the need for separate systems like RabbitMQ or Kafka.
This platform is built for mission-critical performance, supporting millions of concurrent connections with sub-millisecond latency and ensuring zero data loss through durable storage. It seamlessly moves device data from edge to cloud, integrating with over 50 cloud services and enterprise systems. EMQX is ideal for industries such as automotive, energy, smart home, and autonomous driving, providing a robust messaging backbone for sensing, thinking, and acting in physical AI environments.
Available on: Web
Louis Corneloup Source emqx.io ↗
Ratings Across the Web
4.6 (23 reviews)
EMQX holds an aggregate rating of 4.6 out of 5 from 23 reviews across G2, last checked March 19, 2026.
What people say
“It is highly compatible with AWS, Google Cloud, and Microsoft Azure among others and one of its great advantages is that it is open source.” via G2
Ratings aggregated from independent review platforms. Learn more
Key Features
- Real-time MQTT Pub/Sub
- Durable Message Queue with persistent storage
- Native integration with LLMs (OpenAI, Claude, Gemini) for AI processing
- Built-in SQL-based rule engine for on-the-fly data transformation
- 50+ enterprise data integrations (Kafka, PostgreSQL, AWS S3, MongoDB, Oracle, SAP)
- Horizontally scalable architecture supporting 200M+ concurrent connections
- Enterprise security with TLS/mTLS, X.509, JWT, ACL/RBAC, and audit logs
- Observability and control with per-topic and client metrics, and end-to-end tracing
Pricing Plans
Free TrialPricing checked Oct 2, 2026
| Plan | Price | Details |
|---|---|---|
| Serverless | $0 / Month |
+3 more Show less
|
| Dedicated Flex | $234 / Month |
+3 more Show less
|
| BYOC | Custom |
+2 more Show less
|
| Enterprise | Custom |
+3 more Show less
|
Is EMQX worth the price?
Good value
EMQX offers a generous Serverless tier with a free quota, making it accessible for small projects and testing.
The jump to Dedicated Flex at $234/month is reasonable for businesses needing dedicated resources and 24/7 support. This pricing structure is fair, catering well to developers and small to medium-sized businesses needing robust MQTT solutions.
Hidden Costs & Gotchas
Pay-as-you-go beyond Serverless free quota
Potential for high traffic overage charges
Reviews
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4.6/5
Across 23 verified user reviews on G2
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EMQX FAQ
How does EMQX handle real-time data streaming for autonomous driving applications?
EMQX provides a robust messaging backbone for autonomous driving by supporting millions of concurrent connections with sub-millisecond latency and zero data loss, enabling sensing, thinking, and acting in physical AI environments.
How does EMQX's unified messaging approach compare to using RabbitMQ separately?
EMQX combines real-time MQTT publish/subscribe with durable message queuing, eliminating the need for separate systems like RabbitMQ and reducing infrastructure complexity.
What trade-offs come with EMQX's self-managed Enterprise plan?
The self-managed Enterprise plan requires customers to handle monitoring and maintenance themselves, which adds operational overhead compared to fully managed options.
Which teams benefit most from EMQX's scalability and low latency?
Teams developing IoT applications for automotive, energy, smart home, and autonomous driving benefit from EMQX's ability to handle millions of concurrent connections with sub-millisecond latency.
How is EMQX priced for different usage levels?
EMQX offers a free tier, with paid plans for increased usage and features; custom pricing for BYOC and Enterprise plans is available through direct contact.
Can EMQX integrate with cloud services and enterprise systems?
Yes, EMQX integrates with over 50 cloud services and enterprise systems, facilitating seamless edge-to-cloud data movement.
How does EMQX ensure security for regulated environments?
EMQX offers robust security features suitable for enterprise and regulated environments, as part of its mission-critical performance design.
How does EMQX support AI-driven IoT workflows?
EMQX supports AI-driven workflows with native LLM integrations, enabling real-time data streaming for physical AI applications.
Source: emqx.io