Baseten nears $1.5B raise at $13B valuation

AI inference startup Baseten is finalizing a $1.5 billion funding round at a $13 billion valuation, co-led by Spark Capital, Sands Capital, Altimeter Capital, and Wellington Management. The round uses a split-price structure, with some investors entering at $13 billion and others at $11 billion. This follows a $300 million Series E five months ago at a $5 billion valuation.