Choose Blacksmith if you need
- Ubuntu. We haven't found it on Namespace's website.
- Integration with Docker. We haven't found it on Namespace's website.
At a glance
- Both have a free plan.
- Namespace offers a free trial (30 days). We haven't confirmed one for Blacksmith.
- Blacksmith's lowest paid plan is macOS M4 at $0.08 per minute, as of October 28, 2026.
- Namespace's lowest paid plan is Team at $100 per month, as of October 28, 2026.
- Both are available on Windows and macOS.
- Only Blacksmith lists Ubuntu.
- Only Namespace lists Linux.
- Both work with GitHub Actions.
- Namespace lists SOC 2 and SSO. We haven't confirmed any of these for Blacksmith.
- Namespace has a public API. We haven't confirmed one for Blacksmith.
From each tool's own website, checked on the dates below, and from published reviews.
Which to choose
From the facts checked for both tools, not from opinion. A fact we haven't confirmed for one of them is never counted.
Choose Namespace if you need
- Linux. We haven't found it on Blacksmith's website.
- Integration with Turborepo, Buildkite or Cursor. We haven't found them on Blacksmith's website.
Blacksmith
Nobody has reviewed Blacksmith yet. Its rating shows once it has 3 reviews.
Review Blacksmith
Namespace
Nobody has reviewed Namespace yet. Its rating shows once it has 3 reviews.
Review NamespaceThe facts
- What it does
- BlacksmithA drop-in replacement for GitHub runners that runs your GitHub Actions faster and costs less.
- NamespaceCloud agents on Devboxes, fast GitHub Actions runners, and remote execution for Bazel.
- Free plan
- BlacksmithYes
- NamespaceYes
- Pricing
- BlacksmithNot confirmed
- NamespaceNot confirmed
- Paid plans from
What they share
From the platforms and integrations each website lists.
Platforms
Both
- Windows
- macOS
Only Blacksmith
- Ubuntu
Only Namespace
- Linux
Integrations
Both
- GitHub Actions
Only Blacksmith
- Docker
People who switched
Reviewers who say they used one of these before the other.
No reviewer has said they moved between Blacksmith and Namespace yet.
Used either of them?
Your review makes this comparison better for the next person. Review Blacksmith or review Namespace.