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Blacksmith vs Splunk Enterprise Security

Blacksmith logo

Blacksmith

Developer Tools

2x faster GitHub Actions with 60% cost savings

From
Free
Free plan
Yes
Splunk Enterprise Security logo

Splunk Enterprise Security

Cybersecurity

The platform for operational intelligence

From
On request
Free plan
No

The short version

  • Only Blacksmith has a free tier, so it costs nothing to try first.
  • Each has a real cost: Blacksmith per-minute pricing model requires estimating usage to predict costs; Splunk Enterprise Security splunk Enterprise Security is licensed separately from the Splunk platform, so a SIEM deployment needs both
  • They diverge on capability: Blacksmith covers Bare metal runners, Splunk Enterprise Security covers Security monitoring.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Blacksmith and Splunk Enterprise Security actually diverge.

Attributes where Blacksmith and Splunk Enterprise Security differ
AttributeBlacksmithSplunk Enterprise Security
Starting priceFreeOn request
Pricing modelUnknownsubscription
Free tierYesNo
PlatformsGitHub Actions, Linux, Windows, macOSWeb, Api
CategoryDeveloper ToolsCybersecurity
FoundedUnknown2003

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

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 Blacksmith

  • Bare metal runners
  • Multiple OS support
  • ARM support
  • Docker layer caching
  • Sticky disks
  • GitHub Actions observability
  • Free tier
  • Static IPs

Only in Splunk Enterprise Security

  • Security monitoring
  • Incident review
  • Risk-based alerting
  • Threat intelligence
  • Investigation workbench
  • MITRE ATT&CK mapping
  • Automated response
  • Compliance reporting

What people use each for

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

Blacksmith

  • Replacing GitHub Actions runners with faster, cheaper infrastructurenot Splunk Enterprise Security
  • Accelerating CI build times for organizations with heavy CI loadnot Splunk Enterprise Security
  • Reducing cloud spend on GitHub Actions by 60% or morenot Splunk Enterprise Security
  • Supporting ARM architecture builds without GitHub runnersnot Splunk Enterprise Security

Splunk Enterprise Security

  • Running a security operations centre on Splunk indexed log datanot Blacksmith
  • Correlation searches, risk based alerting and incident investigationnot Blacksmith
  • Compliance reporting from pooled security telemetrynot Blacksmith

Where each one falls short

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

Blacksmith

  • Per-minute pricing model requires estimating usage to predict costs
  • macOS M4 pricing ($0.08/min) is significantly higher than GitHub Actions
  • Docker layer caching and sticky disks are paid add-ons at $0.50/GB/mo
  • Static IP add-on costs $100/IP/mo

Splunk Enterprise Security

  • Splunk Enterprise Security is licensed separately from the Splunk platform, so a SIEM deployment needs both
  • Splunk publishes no rate for Enterprise Security and directs buyers to contact a pricing expert
  • UEBA, SOAR and automated threat analysis require the Premier edition rather than Essentials
  • The platform underneath can be billed by ingest volume, workload or activity, so the total cost depends on a pricing model chosen at contract time rather than a list price

Pricing, plan by plan

Blacksmith

Free
  • Ubuntu x64$0.004/minute
    • 3,000 free minutes per month
    • 2x faster hardware
    • 4x faster cache downloads
  • Ubuntu ARM$0.0025/minute
    • 3,000 free minutes per month
    • 2x faster hardware
    • 4x faster cache downloads
  • Windows x64$0.008/minute
    • 3,000 free minutes per month
    • 2x faster hardware
    • 4x faster cache downloads
  • macOS M4$0.08/minute
    • 3,000 free minutes per month
    • 2x faster hardware
    • 4x faster cache downloads

Splunk Enterprise Security

On request
  • Workload PricingFree
    • Pay per compute
    • Flexible scaling
    • All features
  • Ingest PricingFree
    • Pay per GB ingested
    • Predictable costs
    • All features
  • Entity PricingFree
    • Pay per monitored entity
    • Security focused
    • All features

Which should you pick?

Choose Blacksmith if

  • You need bare metal runners.
  • You want to start without paying.
  • You work on GitHub Actions, Linux, Windows, macOS.
  • You also want multiple os support.

Choose Splunk Enterprise Security if

  • You need security monitoring.
  • You work on Web, Api.
  • You also want incident review.

Questions people ask

Is Blacksmith or Splunk Enterprise Security better?
Neither clearly leads. Blacksmith starts at Free and Splunk Enterprise Security at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Blacksmith or Splunk Enterprise Security?
Blacksmith has a free tier; the other does not. Paid plans start at Free for Blacksmith and On request for Splunk Enterprise Security.
Does Blacksmith or Splunk Enterprise Security run on more platforms?
Blacksmith runs on GitHub Actions, Linux, Windows, macOS. Splunk Enterprise Security runs on Web, Api.
Can I use Blacksmith for free?
Yes. Blacksmith has a free tier, so you can try it without paying. Splunk Enterprise Security starts at On request.
What is Blacksmith best used for?
Blacksmith is most often used for replacing github actions runners with faster, cheaper infrastructure, accelerating ci build times for organizations with heavy ci load, reducing cloud spend on github actions by 60% or more, supporting arm architecture builds without github runners. Of those, replacing github actions runners with faster, cheaper infrastructure and accelerating ci build times for organizations with heavy ci load are not what Splunk Enterprise Security is typically brought in for.
What can Blacksmith do that Splunk Enterprise Security cannot?
Blacksmith covers Bare metal runners, Multiple OS support, ARM support, Docker layer caching. Splunk Enterprise Security covers Security monitoring, Incident review, Risk-based alerting, Threat intelligence.

Answered from the vendors’ own pages

Blacksmith: How much do Blacksmith runners cost compared to GitHub Actions?

Blacksmith offers 60-75% cost savings depending on OS. Ubuntu x64 costs $0.004/min vs GitHub at $0.012/min. All plans include 3,000 free minutes monthly.

Source
Splunk Enterprise Security: How much does Splunk Enterprise Security cost?

Splunk Enterprise Security pricing is not published. The product is available in Essentials Edition with threat detection, investigation, and response capabilities, and Premier Edition with UEBA, SOAR, and Automated Threat Analysis. Customers must contact Splunk sales for pricing quotes on either edition.

Source
Blacksmith: Can I use Docker layer caching with Blacksmith?

Yes, Docker layer caching is available as an add-on at $0.50/GB/mo. Managed Docker layer persistence is included with the base service.

Source
Splunk Enterprise Security: What editions of Splunk Enterprise Security are available?

Splunk Enterprise Security offers Essentials Edition with threat detection, investigation, and response capabilities, and Premier Edition which adds UEBA (User and Entity Behavior Analytics), SOAR (Security Orchestration, Automation and Response), and Automated Threat Analysis.

Source
Blacksmith: What is the SLA for Enterprise plans?

Enterprise Blacksmith plans include a 99.9% SLA guarantee along with 24/7 priority support, dedicated Slack channels, white-glove onboarding, and CI optimization support.

Source
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