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CloudAMQP vs Restate

CloudAMQP logo

CloudAMQP

Technology

Managed RabbitMQ and LavinMQ clusters, hosted and fully managed

From
Free
Free plan
Yes
Full reviewWebsite
Restate logo

Restate

Developer Tools

Durable execution engine in Rust with a free tier and low-latency workflows

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Each has a real cost: CloudAMQP free tier messaging limits are low: 1-2M messages/month; Restate the runtime is under a Business Source Licence rather than an open source licence, so building a competing managed offering on it is prohibited and some procurement functions will reject it on licence grounds alone.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which CloudAMQP and Restate actually diverge.

Attributes where CloudAMQP and Restate differ
AttributeCloudAMQPRestate
Pricing modelfreemiumPer month by durable action count
PlatformsWebLinux, macOS, Web
CategoryTechnologyDeveloper Tools

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in CloudAMQP

Nothing recorded that Restate does not also cover.

Only in Restate

  • Durable execution
  • Virtual objects
  • Single binary runtime
  • Multi-language SDKs
  • Workflows and sagas
  • Restate Cloud

What people use each for

The jobs each tool is most often brought in to do.

CloudAMQP

  • Message queue servicesnot Restate
  • Message brokers for distributed systemsnot Restate
  • RabbitMQ and LavinMQ hostingnot Restate
  • Asynchronous task processingnot Restate

Restate

  • Payment or order flows where a crash between two external API calls must not double-charge or lose the ordernot CloudAMQP
  • AI agent loops that call tools over minutes or hours and must survive a deployment mid-runnot CloudAMQP
  • Replacing hand-rolled retry, idempotency key and outbox code across a set of microservicesnot CloudAMQP
  • A small team that wants durable workflows without operating a Temporal cluster and its databasenot CloudAMQP

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

CloudAMQP

  • Free tier messaging limits are low: 1-2M messages/month
  • Free tier connection limits are restrictive: 20-40
  • Multi-tenant plans have queue limits (200-2,000 max)
  • Dedicated plans expensive at scale: up to $14,995-$17,495/month
  • Extra disk space add-on at $0.35/month per GB may add significant cost

Restate

  • The runtime is under a Business Source Licence rather than an open source licence, so building a competing managed offering on it is prohibited and some procurement functions will reject it on licence grounds alone.
  • Restate Cloud jumps from a free fifty thousand actions straight to 300 US dollars a month for twenty million, so a workload sitting at a few hundred thousand actions pays enterprise-shaped money for hobby-shaped volume.
  • It is a young project against Temporal’s established base, so hiring engineers who already know it is unrealistic and the answer to most questions is in the docs rather than on Stack Overflow.
  • The programming model requires structuring code around durable handlers and virtual objects, which is a genuine rewrite for existing services rather than a library you add.
  • The single-binary simplicity that makes small deployments cheap also means fewer operational knobs at very large scale than a system designed as separable components.

Pricing, plan by plan

CloudAMQP

Free
  • LavinMQ - Loyal Lemming (Free)Free
    • 2 million messages per month
    • 40 connection limit
    • 200 queue maximum
  • RabbitMQ - Little Lemur (Free)Free
    • 1 million messages per month
    • 20 connection limit
    • 100 queue maximum
  • LavinMQ - Elegant Ermine$19/month
    • 20 million messages per month
    • 200 connections
    • 2,000 queue maximum
  • RabbitMQ - Tough Tiger$19/month
    • 10 million messages per month
    • 100 connections
    • 1,000 queue maximum

Restate

Free
  • FreeFree
    • Fifty thousand durable actions per month
    • No credit card required
    • Community support
  • Starter$300/month
    • Twenty million actions per month
    • Two hundred actions per second, bursting to one thousand
    • Twenty GB storage
  • Pro$1000/month
    • Fifty million actions per month
    • Five hundred actions per second, bursting to two thousand
    • Fifty GB storage
  • Enterprise$undefined/year
    • Negotiated volume
    • Twenty-four seven P0 support
    • 99.99 per cent SLA

Which should you pick?

Choose CloudAMQP if

  • You want to start without paying.
CloudAMQP review

Choose Restate if

  • You need durable execution.
  • You want to start without paying.
  • You work on Linux, macOS, Web.
  • You also want virtual objects.
Restate review

Questions people ask

Is CloudAMQP or Restate better?
Neither clearly leads. CloudAMQP starts at Free and Restate at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, CloudAMQP or Restate?
CloudAMQP starts at Free and Restate at Free.
Does CloudAMQP or Restate run on more platforms?
CloudAMQP runs on Web. Restate runs on Linux, macOS, Web.
Can I use CloudAMQP for free?
Both have a free tier, so you can try either at no cost before committing.
What is CloudAMQP best used for?
CloudAMQP is most often used for message queue services, message brokers for distributed systems, rabbitmq and lavinmq hosting, asynchronous task processing. Of those, message queue services and message brokers for distributed systems are not what Restate is typically brought in for.
What can CloudAMQP do that Restate cannot?
Restate covers Durable execution, Virtual objects, Single binary runtime, Multi-language SDKs.

Answered from the vendors’ own pages

CloudAMQP: Does CloudAMQP offer free plans?

Yes, CloudAMQP offers free tiers: LavinMQ Loyal Lemming with 2M messages/month, and RabbitMQ Little Lemur with 1M messages/month. Both include connection and queue limits.

Source
Restate: Is Restate open source?

The SDKs are MIT. The runtime is under a Business Source Licence, which permits self-hosting but not offering it as a competing service.

CloudAMQP: What is the cheapest paid plan?

Both LavinMQ Elegant Ermine and RabbitMQ Tough Tiger cost $19/month. LavinMQ includes 20M messages/month with 200 connections; RabbitMQ includes 10M messages/month with 100 connections.

Source
Restate: How does it compare with Temporal?

Same problem, different shape: one Rust binary with embedded storage instead of a server plus database plus workers, and lower per-step latency.

CloudAMQP: How are messages charged on CloudAMQP?

CloudAMQP plans include monthly message quotas. All plans are charged on a per-second basis with monthly billing cycles.

Source
Restate: Is there a free tier?

Yes, fifty thousand durable actions a month on Restate Cloud with no card required.

CloudAMQP: What add-ons are available?

CloudAMQP offers Virtual Private Cloud add-on at $99/month, and extra disk space at $0.35/month per GB (25-2,000 GB available).

Source
Restate: Which languages are supported?

TypeScript, Java, Kotlin, Go, Python and Rust.

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