Coreload: GitHub Actions runners Coreload vs Blacksmith
The section "What Blacksmith publishes" quotes Blacksmith's own pages, with a link to each page and the date we read it. The other sections are ours. On Coreload you change a job's runs-on label, so you can move one job at a time and keep the rest on Blacksmith.
Measured
- At 2 vCPU, Blacksmith's single-thread speed was 0.63× Coreload's and its all-core speed per vCPU 0.87×, the median of 3 runs, measured 2026-11-04.
- Coreload's 2-vCPU runner exposed 3 vCPUs to the job, so these ratios compare per vCPU.
The method, every run and the raw data are on the benchmarks page. Blacksmith was measured with our own Blacksmith account.
Move a job
Install the GitHub App, then change the job's runs-on from its Blacksmith label to ours. The migration guide shows which Blacksmith sizes have a Coreload size today and which are coming.
Coreload's price
Coreload's per-minute price, published on the pricing page. coming soon See Pricing and Sizes.
What Blacksmith publishes
Quoted from Blacksmith's own pages, read 2026-11-03 (US Eastern), each with a link to its page. Where a page we read says nothing on a point, we say so.
| Machine | Rate (/min) | Their words | Source |
|---|---|---|---|
| 2 vCPU · 8 GB | $0.004 | blacksmith-2vcpu-ubuntu-2404 2 vCPU 8 GB 80 GB the pricing page shows $0.004 | blacksmith.sh · docs.blacksmith.sh |
| 4 vCPU · 16 GB | $0.008 | blacksmith-4vcpu-ubuntu-2404 4 vCPU 16 GB 80 GB the pricing page shows $0.008 | blacksmith.sh · docs.blacksmith.sh |
| 8 vCPU · 32 GB | $0.016 | blacksmith-8vcpu-ubuntu-2404 8 vCPU 32 GB 160 GB the pricing page shows $0.016 | blacksmith.sh · docs.blacksmith.sh |
| 16 vCPU · 64 GB | $0.032 | blacksmith-16vcpu-ubuntu-2404 16 vCPU 64 GB 750 GB the pricing page shows $0.032 | blacksmith.sh · docs.blacksmith.sh |
| 32 vCPU · 128 GB | $0.064 | blacksmith-32vcpu-ubuntu-2404 32 vCPU 128 GB 1.5 TB the pricing page shows $0.064 | blacksmith.sh · docs.blacksmith.sh |
The rate, in their words: Ubuntu x64 $0.004 /min
(source: blacksmith.sh)
- Plan fee
- Not stated on this blacksmith.sh page when we read it.