Public company, workplace, funding, and market signals
Updated Jul 30, 2026
Blacksmith is a CI cloud platform that acts as a drop-in replacement for GitHub Actions runners, using bare-metal gaming CPUs plus observability features to make CI faster, cheaper, and easier to debug.
Primary product
GitHub Actions runner replacement / CI cloud for fast builds and observability
Founded
2024
Headquarters
San Francisco, California, United States
Team size
11-50
Industry
Software Development
Sub-industry
CI/CD infrastructure and developer tools
Offices
Business model
Stage
Series B
Total raised
$59M
Latest round
Series B · May 2026
Latest amount
$45M
May 2026 · Google Ventures
Sep 2025 · Google Ventures
May 2025 · Google Ventures and Y Combinator
Jan 2024 · Y Combinator
Leadership
Co-founder and CEO
Co-founder & Co-CTO
Co-founder & Co-CTO
VP of Sales
Founding Recruiter
Founding Engineer
Founding Engineer
Member of Technical Staff
Investors
Small, high-performance team that values optimism, kindness, contrarian thinking, risk-taking, ownership, and speed.
Compensation
Publicly listed signals include competitive salary, equity with early exercise, a 401(k) match, and standard health benefits, plus unusually generous perks such as unlimited PTO, birthday off with a Michelin-star dinner, and team offsites.
Benefits
Pricing
Pay-as-you-go by runner minute, with an enterprise plan plus add-ons; startup and OSS discounts/programs are also offered.
Differentiators
Technology
Customers
Competitors
Estimated revenue
$10M+ ARR
Estimated monthly visits
30.2K
A multi-hour control plane outage caused significant service degradation: jobs were not picked up for several hours, cache and sticky disk requests failed or timed out, and workflows were blocked. Blacksmith said the root cause was Redis saturation after a burst of delayed GitHub webhooks and described remediation steps.
SourceBlacksmith · Jul 2026
Employee post from Piotr Bejda describing Blacksmith's storage challenges and the systems work behind CI caches and ephemeral VM workloads.
Blacksmith · Jul 2026
Official incident post describing a multi-hour control plane degradation that blocked job adoption, slowed cache/sticky disk operations, and traced the cause to Redis saturation after delayed GitHub webhooks.
Blacksmith · Jul 2026
Technical blog post explaining Blacksmith's per-job network observability stack using eBPF, TCX, DNS attribution, and ClickHouse.
PR Newswire · Sep 2025
Blacksmith's Series A press release, noting $1M ARR, investor participation, and expansion plans for engineering and go-to-market.
TechCrunch · Sep 2025
Reports Blacksmith's $10M Series A led by Google Ventures, four months after the seed round, and cites rapid traction and customer growth.