Blacksmith Secures $66M Series C Led by Sequoia at $1B Valuation

21 Oct 2026, 7:40 pm · 17h ago · 1 min read · Entrackr

Amount

$66M

Stage

Series C

Lead

Sequoia Capital

AI code testing platform Blacksmith has raised $66 million in a Series C funding round led by Sequoia Capital, achieving a $1 billion valuation. Premji Invest and existing backers Peak XV Partners, Google Ventures, and Y Combinator also participated, lifting total funding to $125 million. Founded in 2024 by Aditya Jayaprakash, Aayush Shah, and Aditya Maru, Blacksmith runs continuous integration workflows for software testing. Serving over 10,000 clients like Ashby and LangChain, the firm will deploy the fresh capital to expand its global computing capacity fivefold and grow its core engineering team.