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Business Intelligence · head to head

Celonis vs Swagger UI

Celonis logo

Celonis

Business Intelligence

German process mining platform that analyzes, designs and operates AI-driven business processes

From
On request
Free plan
No
Visit CelonisFull review
Swagger UI logo

Swagger UI

Developer Tools

Interactive API documentation generated from OpenAPI specs

From
Free
Free plan
Yes
Visit Swagger UIFull review

The short version

  • Swagger UI is free; Celonis prices on request.
  • Where Celonis falls short: Celonis does not publish pricing on their pricing page or website.
  • Where Swagger UI falls short: only as good as the specification: a thin OpenAPI file produces thin documentation.
  • Prices and features on this page were last checked on 13 November 2026.

Where they differ

Only the attributes on which Celonis and Swagger UI actually diverge.

Attributes where Celonis and Swagger UI differ
AttributeCelonisSwagger UI
Starting priceOn requestFree
Pricing modelQuoteOpen source, no licence fee
Free tierNoYes
PlatformsWebWeb, Self-hosted
CategoryBusiness IntelligenceDeveloper Tools

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 Celonis

Nothing recorded that Swagger UI does not also cover.

Only in Swagger UI

  • OpenAPI rendering
  • Try it out
  • Schema display
  • Self-hostable

What people use each for

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

Celonis

  • Process mining and analyticsnot Swagger UI

Swagger UI

  • Publishing API documentation that stays in step with the specificationnot Celonis
  • Letting developers try endpoints before writing any client codenot Celonis
  • Internal API discovery across teamsnot Celonis

Where each one falls short

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

Celonis

  • Celonis does not publish pricing on their pricing page or website
  • Company directs customers to contact sales team for pricing information
  • No indication of pricing tiers, starting prices, or quote-based model on public pages
  • Pricing inquiry requires using a contact form or reaching out directly

Swagger UI

  • Only as good as the specification: a thin OpenAPI file produces thin documentation
  • Default presentation is dated compared with modern documentation tools
  • Large specifications render slowly and become hard to navigate
  • Try it out against production needs care with authentication and CORS, and is often disabled as a result

Pricing, plan by plan

Celonis

On request

No published plan breakdown. See the Celonis review.

Swagger UI

Free
  • Swagger UIFree
    • Full functionality
    • Commercial use permitted
    • Community support

Which should you pick?

Choose Celonis if

Nothing in the data separates Celonis from Swagger UI on the points above - pick on price and on how each one feels to use.

Celonis review

Choose Swagger UI if

  • You need openapi rendering.
  • You want to start without paying.
  • You work on Web, Self-hosted.
  • You also want try it out.
Swagger UI review

Questions people ask

Is Celonis or Swagger UI better?
Neither clearly leads. Celonis starts at On request and Swagger UI at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Celonis or Swagger UI?
Swagger UI has a free tier; the other does not. Paid plans start at On request for Celonis and Free for Swagger UI.
Does Celonis or Swagger UI run on more platforms?
Celonis runs on Web. Swagger UI runs on Web, Self-hosted.
Can I use Swagger UI for free?
Yes. Swagger UI has a free tier, so you can try it without paying. Celonis starts at On request.
What is Celonis best used for?
Celonis is most often used for process mining and analytics. Of those, process mining and analytics is not what Swagger UI is typically brought in for.
What can Celonis do that Swagger UI cannot?
Swagger UI covers OpenAPI rendering, Try it out, Schema display, Self-hostable.

Answered from the vendors’ own pages

Celonis: How much does Celonis cost?

Celonis does not publish pricing on their website. The company offers process mining and analytics solutions but requires customers to contact their sales team or use the Get in touch form on their pricing page to receive custom pricing quotes.

Source
Swagger UI: Is Swagger UI free?

Yes, open source under the Apache 2.0 licence. SmartBear sells commercial SwaggerHub separately.

Celonis: What is Celonis' pricing model?

Celonis' pricing model and pricing tiers are not publicly disclosed. Customers must request pricing information directly from Celonis through their sales contact channels.

Source
Swagger UI: What is the difference between Swagger and OpenAPI?

OpenAPI is the specification format; Swagger is the toolset around it, including Swagger UI. The specification was renamed from Swagger to OpenAPI in 2016.

Celonis: Does Celonis offer a free trial or demo?

Celonis offers resources through Celonis Academy for training and has specialized programs (Academic Alliance, Aspire, Labs), but specific pricing for trials or demos is not disclosed. Contact Celonis directly for information on trial availability and pricing.

Source
Swagger UI: Can Swagger UI make real API calls?

Yes, through its try-it-out control, though authentication and CORS configuration often mean it is disabled for production APIs.

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