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Business Intelligence · head to head

Cube vs Keil MDK

Cube logo

Cube

Business Intelligence

AI-native analytics platform with semantic layer and governed access

From
Free
Free plan
Yes
Visit CubeFull review
Keil MDK logo

Keil MDK

Developer Tools

Microcontroller Development Kit for Arm-based devices

From
Free
Free plan
Yes
Visit Keil MDKFull review

The short version

  • Keil MDK is free; Cube starts at $40/mo.
  • Where Cube falls short: per-developer licensing can be expensive for large analytics teams.
  • Where Keil MDK falls short: pricing for Essential and Professional subscriptions not disclosed on primary site.
  • Prices and features on this page were last checked on 13 November 2026.

Where they differ

Only the attributes on which Cube and Keil MDK actually diverge.

Attributes where Cube and Keil MDK differ
AttributeCubeKeil MDK
Pricing modelPer-developer seats with volume pricingFreemium
PlatformsWeb, Self-hostedWeb
CategoryBusiness IntelligenceDeveloper Tools

Identical on both: starting price (Free), free tier (Yes).

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 Cube

  • Analytics Chat
  • Workbooks
  • Dashboards
  • Embedded Analytics
  • AI Integrations
  • Core Data APIs
  • Caching and pre-aggregations

Only in Keil MDK

Nothing recorded that Cube does not also cover.

What people use each for

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

Cube

  • Building governed semantic data models for analyticsnot Keil MDK
  • Embedding analytics into customer-facing productsnot Keil MDK
  • Enabling natural language data queries for teamsnot Keil MDK
  • Creating conversational dashboards with AI assistancenot Keil MDK

Keil MDK

  • Embedded software developmentnot Cube
  • ARM microcontroller programmingnot Cube
  • Professional development environmentsnot Cube

Where each one falls short

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

Cube

  • Per-developer licensing can be expensive for large analytics teams
  • Additional cost for Explorer and Viewer roles beyond developers
  • Semantic layer approach requires upfront modeling investment
  • Smaller connector ecosystem than dedicated BI platforms
  • May be overengineered for simple reporting needs

Keil MDK

  • Pricing for Essential and Professional subscriptions not disclosed on primary site
  • Customers must contact Arm Developer Tools store for subscription rates

Pricing, plan by plan

Cube

Free
  • FreeFree
    • For hobbyists and personal projects
    • Basic data source connection
    • Semantic modeling
  • Starter$40
    • Extended agent limits
    • Premium LLMs
    • Unlimited workbooks
  • Premium$80
    • All Starter features
    • Embedded dashboards
    • Embedded analytics chat
  • EnterpriseOn request
    • 99.990% uptime SLA
    • Dedicated single-tenant installation
    • Bring Your Own Cloud

Keil MDK

Free

No published plan breakdown. See the Keil MDK review.

Which should you pick?

Choose Cube if

  • You need analytics chat.
  • You want to start without paying.
  • You work on Web, Self-hosted.
  • You also want workbooks.
Cube review

Choose Keil MDK if

  • You want to start without paying.
Keil MDK review

Questions people ask

Is Cube or Keil MDK better?
Neither clearly leads. Cube starts at Free and Keil MDK at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Cube or Keil MDK?
Cube starts at Free and Keil MDK at Free.
Does Cube or Keil MDK run on more platforms?
Cube runs on Web, Self-hosted. Keil MDK runs on Web.
Can I use Cube for free?
Both have a free tier, so you can try either at no cost before committing.
What is Cube best used for?
Cube is most often used for building governed semantic data models for analytics, embedding analytics into customer-facing products, enabling natural language data queries for teams, creating conversational dashboards with ai assistance. Of those, building governed semantic data models for analytics and embedding analytics into customer-facing products are not what Keil MDK is typically brought in for.
What can Cube do that Keil MDK cannot?
Cube covers Analytics Chat, Workbooks, Dashboards, Embedded Analytics.

Answered from the vendors’ own pages

Cube: What is the cost per developer on Cube?

Starter plan costs $40/developer/month. Premium adds embedded analytics at $80/developer/month. Explorer and Viewer roles cost $40 and $20/month respectively.

Source
Keil MDK: Does Keil MDK have a free version?

Yes, Keil MDK Community Edition is free for non-commercial projects. Essential and Professional editions are available as monthly or annual subscriptions.

Source
Cube: What uptime SLAs does Cube offer?

Premium plan offers 99.950% uptime SLA. Enterprise plan provides 99.990% uptime SLA with dedicated support.

Source
Keil MDK: How much do Keil MDK paid editions cost?

Specific pricing for Essential and Professional editions is not published on the main site. Rates are available from the Arm Developer Tools store or by contacting Arm sales.

Source
Cube: Can I use Cube for free?

Yes, the Free plan includes basic data source connection, semantic modeling, workbooks, and dashboards for hobbyists and personal projects.

Source
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