AI chip startup Etched's valuation doubles to $21B in a month

AI chip startup Etched saw its valuation double to $21 billion within a month. Jane Street, which installed Etched's first shipped AI cluster system, was impressed enough to lead the new funding round.

Why it matters: Etched builds chips specialized for transformer inference rather than general-purpose GPUs, and a trading firm backing it after actually deploying the hardware is a stronger signal than typical AI funding hype, since it reflects real-world performance rather than a pitch deck. It adds to a broader pattern of specialized AI silicon startups, alongside Groq's recent pivot to neocloud, attracting large rounds as buyers look for alternatives to Nvidia.