AI code-testing startup Blacksmith hits $1B valuation as AI-written code surges
jeremyakahn · x · 2026-10-21
Blacksmith, which runs infrastructure for testing code before shipping, raised a $66M Series C led by Sequoia Capital at a $1 billion valuation, Fortune reports exclusively.
- The round comes just 2 months after a $45M Series B led by Peak XV at a $550M valuation, bringing total funding to $124.5M
- Over 10,000 companies now use the platform, up from 5,000 in August, as surging AI-written code drives testing demand
Related event: Blacksmith Raises $66M Series C at $1B Valuation Led by Sequoia(4 posts)→
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