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Alibaba Cloud EventBridge Schema Registry
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What Alibaba Cloud EventBridge Schema Registry is
Alibaba Cloud EventBridge Schema Registry is a cloud deployment for validating events against JSON schemas. It is delivered through the web and uses a paid, pay-as-you-go pricing model rather than a free plan. Charges are based on usage, with most billable items settled hourly. Default event-bus publishing is free, while custom event-bus publishing costs USD 0.82 per 1 million published events. Custom-target delivery costs USD 0.91 per 1 million pushed events. The listed validation scope is event validation, and JSON is the stated schema format. This makes the service relevant to teams that need a hosted registry and validation workflow for event data represented in JSON. Access begins through the Alibaba Cloud EventBridge website, with billing tied to the selected usage. The service is presented as a web-based cloud offering, so its listed deployment option does not describe a desktop or self-hosted installation. Users considering it should account for the absence of a free plan and the separate usage rates for custom publishing and custom-target delivery.
Who it suits
This service suits teams that need cloud-based event validation using JSON schemas. It is intended for web users comfortable with usage-based billing and event-bus publishing charges.
What it does well
- Cloud deployment
- Web access
- JSON schema format
- Event validation scope
- Default event-bus publishing is free
What to know first
- No free plan
- Custom publishing costs USD 0.82 per 1 million events
- Custom-target delivery costs USD 0.91 per 1 million pushes
- Usage-based charges are settled mostly hourly
Limits
There is no free plan. Default event-bus publishing is free, while custom event-bus publishing and custom-target delivery incur usage charges at the listed rates.
Plans
| Plan | Billed and limits | Price |
|---|---|---|
| Pay-as-you-go | Charges are based on usage; most billable items are settled hourly. · Usage-based billing · Default event-bus publishing is free · Custom event-bus publishing costs USD 0.82 per 1 million published events · Custom-target delivery costs USD 0.91 per 1 million pushed events | On request |
As alibabacloud.com lists them, read 20 Sept 2026. The maker's own page has the final word.
Getting started
- Open https://www.alibabacloud.com/product/eventbridge
- Use the web-based cloud service
- Select the pay-as-you-go plan
- Register JSON schemas for event validation
- Publish through the event bus or deliver to custom targets
Verdict
Pick Alibaba Cloud EventBridge Schema Registry when you need hosted event validation with JSON schemas and usage-based billing. Look elsewhere if you require a free plan or a deployment option beyond the listed cloud service.
Questions
Does Alibaba Cloud EventBridge Schema Registry have a free plan?
No. The pricing model is paid and no free plan is listed.
How is the service billed?
The pay-as-you-go plan bases charges on usage, with most billable items settled hourly.
What does custom event-bus publishing cost?
Custom event-bus publishing costs USD 0.82 per 1 million published events.
What does custom-target delivery cost?
Custom-target delivery costs USD 0.91 per 1 million pushed events.
Which schema format does it support?
JSON is the listed schema format.
Where is the service deployed and accessed?
It is deployed in the cloud and accessed through the web.
Where Alibaba Cloud EventBridge Schema Registry stands on Freedom251
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