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APIs · head to head

Swagger vs Swagger/OpenAPI

Swagger logo

Swagger

APIs

API design and documentation platform for building, testing, and managing APIs

From
Free
Rated
-
Full reviewWebsite
Swagger/OpenAPI logo

Swagger/OpenAPI

APIs

API specification and documentation framework using OpenAPI standard

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Swagger specific pricing details not published on main website; requires accessing pricing page or contacting sales; 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: Swagger covers API Specification, Swagger/OpenAPI covers OpenAPI Specification.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

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

Attributes where Swagger and Swagger/OpenAPI differ
AttributeSwaggerSwagger/OpenAPI
Founded20112001

Identical on both: starting price (Free), pricing model (freemium), free tier (Yes), platforms (Web, CLI, Desktop), user rating (Not yet rated), category (APIs).

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 Swagger

  • API Specification
  • Azure DevOps
  • Jira

Only in Swagger/OpenAPI

  • OpenAPI Specification
  • Jenkins
  • IDE plugins

Both cover

  • Interactive Documentation
  • Code Generation
  • GitHub
  • GitLab
  • Web support
  • CLI support
  • Desktop support

What people use each for

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

Swagger

  • API Development
  • API Gateway
  • API Testing
  • API Documentation
  • Microservices

Swagger/OpenAPI

  • API Development
  • API Gateway
  • API Testing
  • API Documentation
  • Microservices

Both are used for api development, api gateway, api testing, api documentation, microservices, on those jobs the choice comes down to price and fit rather than capability.

Where each one falls short

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

Swagger

  • Specific pricing details not published on main website; requires accessing pricing page or contacting sales

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

Swagger

Free
  • FreeFree
    • OpenAPI specification
    • Swagger UI
    • API documentation
  • Professional$20/monthly
    • Advanced features
    • Team collaboration
    • API testing
  • Enterprise$undefined/monthly
    • Custom deployment
    • Advanced security
    • Dedicated support

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 Swagger if

  • You need api specification.
  • You want to start without paying.
  • You work on Web, CLI, Desktop.
  • You also want azure devops.
Swagger review

Choose Swagger/OpenAPI if

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

Questions people ask

Is Swagger or Swagger/OpenAPI better?
Neither clearly leads. Swagger starts at Free and Swagger/OpenAPI at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Swagger or Swagger/OpenAPI?
Swagger starts at Free and Swagger/OpenAPI at Free.
Does Swagger or Swagger/OpenAPI run on more platforms?
Both run on Web, CLI, Desktop, so platform support will not decide this one for you.
Can I use Swagger for free?
Both have a free tier, so you can try either at no cost before committing.
What is Swagger best used for?
Swagger is most often used for api development, api gateway, api testing, api documentation.
What can Swagger do that Swagger/OpenAPI cannot?
Swagger covers API Specification, Azure DevOps, Jira. Swagger/OpenAPI covers OpenAPI Specification, Jenkins, IDE plugins. Both handle Interactive Documentation, Code Generation, GitHub, GitLab.

Answered from the vendors’ own pages

Swagger: How much does Swagger cost?

Swagger does not publish specific pricing details on its main website. A free tier is available with a Start Free Trial option. For detailed pricing information, users must visit the dedicated pricing page or contact Swagger sales directly.

Source
Swagger/OpenAPI: Is Swagger UI free to use?

Swagger UI is an open source tool with source code publicly available on GitHub at no cost. It is one of thousands of free open source projects in the Swagger ecosystem.

Source
Swagger: Does Swagger offer a free plan?

Yes, Swagger offers a free tier described as simple, useful, and easy to master for API client functionality. Exact feature details and limitations are not specified on the homepage.

Source
Swagger/OpenAPI: What commercial Swagger products are available beyond the open source tools?

Swagger offers Swagger for Teams for streamlined API workflow with interactive editors and hosted documentation, and Swagger Enterprise for organizations needing secure on-premise or cloud-based environments. Specific pricing requires contacting sales.

Source
Swagger/OpenAPI: Are there commercial versions that build on the open source Swagger tools?

Yes, commercial Swagger products integrate the core functionality of Swagger open source tools (Editor, UI, and Codegen) with advanced capabilities for team collaboration, standards enforcement, and enterprise features.

Source
Swagger/OpenAPI: Is there a trial available for Swagger commercial products?

A Start Trial call-to-action is available on the Swagger website, but specific trial duration and terms are not disclosed on the product pages.

Source
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