Upscale AI raised $190 million in a Series A-1 financing round.
The investment doubles the startup's valuation to $2 billion.
This follows a $200 million Series A round in January 2026 that valued the company at $1 billion.
Premji Invest led the round with participation from new investors NVIDIA and Salesforce Ventures.
Existing backers Tiger Global and Mayfield also joined the financing.
Upscale develops open-standard networking silicon and software to optimize AI training and inference.
The company positions its full-stack solutions as a direct competitor to industry leader Cisco.
New capital will scale operations and accelerate technology delivery.