At a glance
- Blacksmith is listed under CI/CD, alongside Argo CD, Azure Pipelines and Bitrise.
- Blacksmith has a free plan.
- Blacksmith's lowest paid plan is macOS M4 at $0.08 per minute, as of October 28, 2026.
- Blacksmith is available on Ubuntu, Windows and macOS.
- Blacksmith works with GitHub Actions and Docker.
- Blacksmith's main features: Faster cache downloads, Docker layer caching, Instant microVM provisioning.
- We haven't confirmed whether Blacksmith has a public API.
Facts from blacksmith.sh, checked October 28, 2026.
The summary writes itself once 5 people have reviewed this tool.
It's built only from what reviewers say: who it's best for, who should think twice, and what comes up again and again.

