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Datadog vs Swagger/OpenAPI

Datadog logo

Datadog

Software

Modern monitoring & security

From
$15/month
Rated
-
Full reviewWebsite
S

Swagger/OpenAPI

Software

API specification and documentation framework using OpenAPI standard

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Swagger/OpenAPI has a free tier, so it costs nothing to try first.
  • Each has a real cost: Datadog consumption-based pricing model makes costs hard to predict and can scale quickly; Swagger/OpenAPI the OpenAPI Specification itself is licensed under Apache License 2.0 and free to use; SwaggerHub is a separate paid tool built on top of it
  • They diverge on capability: Datadog covers Infrastructure monitoring, Swagger/OpenAPI covers OpenAPI Specification.

Where they differ

Only the attributes on which Datadog and Swagger/OpenAPI actually diverge.

Attributes where Datadog and Swagger/OpenAPI differ
AttributeDatadogSwagger/OpenAPI
Starting price$15/monthFree
Pricing modelUnknownfreemium
Free tierNoYes
PlatformsWeb, Linux, Windows, macOSWeb, CLI, Desktop
Founded20102001

Identical on both: user rating (Not yet rated), category (Unknown).

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 Datadog

  • Infrastructure monitoring
  • Application performance monitoring
  • Log management
  • Real user monitoring
  • Synthetic monitoring
  • Security monitoring
  • Network monitoring
  • Serverless monitoring

Only in Swagger/OpenAPI

  • OpenAPI Specification
  • Interactive Documentation
  • Code Generation
  • GitHub
  • GitLab
  • IDE plugins
  • Web support
  • CLI support

Both cover

  • Jenkins

What people use each for

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

Datadog

  • Infrastructure monitoringnot Swagger/OpenAPI
  • Application performancenot Swagger/OpenAPI
  • Security monitoringnot Swagger/OpenAPI
  • Log analysisnot Swagger/OpenAPI
  • Cloud monitoringnot Swagger/OpenAPI

Swagger/OpenAPI

  • API Developmentnot Datadog
  • API Gatewaynot Datadog
  • API Testingnot Datadog
  • API Documentationnot Datadog
  • Microservicesnot Datadog

Where each one falls short

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

Datadog

  • Consumption-based pricing model makes costs hard to predict and can scale quickly
  • Add-on modules significantly increase costs: custom metrics, indexed spans, extended retention
  • No free tier for production monitoring
  • High costs for organizations with large amounts of log data or high-cardinality metrics

Swagger/OpenAPI

  • The OpenAPI Specification itself is licensed under Apache License 2.0 and free to use; SwaggerHub is a separate paid tool built on top of it

Pricing, plan by plan

Datadog

$15/month
  • Infrastructure Monitoring$15/month
    • Host monitoring
    • Basic dashboards
  • APM$31/month
    • Application performance monitoring
    • Trace collection
  • Log Management$0.1/gb
    • Log indexing
    • Search and filter

Swagger/OpenAPI

Free
  • Open SourceFree
    • OpenAPI specification
    • Community tools
  • SwaggerHub FreeFree
    • Cloud editor
    • API mocking
    • API testing
  • SwaggerHub Pro$75/monthly
    • Team collaboration
    • Advanced mocking
    • Analytics

Which should you pick?

Choose Datadog if

  • You need infrastructure monitoring.
  • You work on Web, Linux, Windows, macOS.
  • You also want application performance monitoring.
Datadog review

Choose Swagger/OpenAPI if

  • You need openapi specification.
  • You want to start without paying.
  • You work on Web, CLI, Desktop.
  • You also want interactive documentation.
Swagger/OpenAPI review

Questions people ask

Is Datadog or Swagger/OpenAPI better?
Neither clearly leads. Datadog starts at $15/month and Swagger/OpenAPI at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Datadog or Swagger/OpenAPI?
Swagger/OpenAPI has a free tier; the other does not. Paid plans start at $15/month for Datadog and Free for Swagger/OpenAPI.
Does Datadog or Swagger/OpenAPI run on more platforms?
Datadog runs on Web, Linux, Windows, macOS. Swagger/OpenAPI runs on Web, CLI, Desktop.
Can I use Swagger/OpenAPI for free?
Yes. Swagger/OpenAPI has a free tier, so you can try it without paying. Datadog starts at $15/month.
What is Datadog best used for?
Datadog is most often used for infrastructure monitoring, application performance, security monitoring, log analysis. Of those, infrastructure monitoring and application performance are not what Swagger/OpenAPI is typically brought in for.
What can Datadog do that Swagger/OpenAPI cannot?
Datadog covers Infrastructure monitoring, Application performance monitoring, Log management, Real user monitoring. Swagger/OpenAPI covers OpenAPI Specification, Interactive Documentation, Code Generation, GitHub. Both handle Jenkins.

Answered from the vendors’ own pages

Datadog: How is Datadog pricing structured?

Datadog uses consumption-based pricing tied to data volume ingested, hosts monitored, and products enabled. Infrastructure Monitoring starts at $15/host/month, APM at $31/host/month, and Log Management at $0.10/GB for indexed logs.

Source
Datadog: Does Datadog offer a free tier?

Datadog offers a free trial but not a permanent free tier for production monitoring. Pricing begins with paid plans only.

Source
Datadog: What integrations does Datadog support?

Datadog offers 1000+ built-in integrations including AWS, Kubernetes, Docker, Azure, GCP, and most major cloud platforms and services.

Source
Datadog: Can Datadog monitor Kubernetes clusters?

Yes. The Datadog Agent runs as a DaemonSet to provide real-time visibility into pods, nodes, deployments, and control-plane health across major Kubernetes distributions including EKS, AKS, GKE, OpenShift, and others.

Source
Datadog: How can I reduce Datadog costs?

Datadog bills based on indexed logs, custom metrics, and high-cardinality tags. Costs can be unpredictable and may run 2-3x estimates. Prepaying annually can secure 5-15% discounts.

Source
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