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Developer Tools · head to head

Keil MDK vs Sourcegraph

Keil MDK logo

Keil MDK

Developer Tools

Microcontroller Development Kit for Arm-based devices

From
Free
Rated
-
Full reviewWebsite
Sourcegraph logo

Sourcegraph

Developer Tools

Code search and intelligence platform for large codebases with Cody AI assistant

From
$16000/year
Rated
-
Full reviewWebsite

The short version

  • Only Keil MDK has a free tier, so it costs nothing to try first.
  • Each has a real cost: Keil MDK pricing for Essential and Professional subscriptions not disclosed on primary site; Sourcegraph enterprise pricing starting at $16k annually creates significant barrier for small teams
  • Prices and features above were last checked on 29 August 2026.

Where they differ

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

Attributes where Keil MDK and Sourcegraph differ
AttributeKeil MDKSourcegraph
Starting priceFree$16000/year
Pricing modelfreemiumsubscription
Free tierYesNo
PlatformsWebCloud, Self-hosted

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

What people use each for

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

Keil MDK

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

Sourcegraph

  • Large-scale code migrations across hundreds of repositoriesnot Keil MDK
  • Enterprise governance and code ownership trackingnot Keil MDK
  • AI-assisted bug hunting and security pattern detectionnot Keil MDK
  • Onboarding engineers into large unfamiliar codebasesnot Keil MDK
  • Regulatory compliance and code audit trailsnot Keil MDK

Where each one falls short

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

Keil MDK

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

Sourcegraph

  • Enterprise pricing starting at $16k annually creates significant barrier for small teams
  • No free tier or standard plan published; all options require custom sales engagement
  • Complex enterprise-only positioning limits adoption compared to GitHub Copilot's pervasiveness
  • Requires indexing entire codebase; not suitable for small or ephemeral projects

Pricing, plan by plan

Keil MDK

Free

No published plan breakdown. See the Keil MDK review.

Sourcegraph

$16000/year
  • Enterprise$16000/year
    • Scales with team size
    • Credits for AI features per user
    • Deep Search

Which should you pick?

Choose Keil MDK if

  • You want to start without paying.
Keil MDK review

Choose Sourcegraph if

  • You work on Cloud, Self-hosted.
Sourcegraph review

Questions people ask

Is Keil MDK or Sourcegraph better?
Neither clearly leads. Keil MDK starts at Free and Sourcegraph at $16000/year, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Keil MDK or Sourcegraph?
Keil MDK has a free tier; the other does not. Paid plans start at Free for Keil MDK and $16000/year for Sourcegraph.
Does Keil MDK or Sourcegraph run on more platforms?
Keil MDK runs on Web. Sourcegraph runs on Cloud, Self-hosted.
Can I use Keil MDK for free?
Yes. Keil MDK has a free tier, so you can try it without paying. Sourcegraph starts at $16000/year.
What is Keil MDK best used for?
Keil MDK is most often used for embedded software development, arm microcontroller programming, professional development environments. Of those, embedded software development and arm microcontroller programming are not what Sourcegraph is typically brought in for.

Answered from the vendors’ own pages

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
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
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