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Upscale AI

Upscale AI

Series A-1

Upscale AI designs open, high-performance networking infrastructure for AI data centers, spanning custom silicon, systems, and software.

HQ
Santa Clara, CA, US
Founded
2024
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Contents

  1. 01Products & Services
  2. 02Market Outlook
  3. 03Competitive Strengths
  1. 01Products & Services
  2. 02Market Outlook
  3. 03Competitive Strengths

Product Overview

Upscale AI's product portfolio centers on two fabric families. SkyHammer is a clean-slate, rack-scale scale-up fabric designed from the ASIC up to interconnect CPUs, GPUs, and memory with deterministic latency for trillion-parameter models and synchronized AI workloads. Its scale-out family builds open Ethernet fabrics on NVIDIA Spectrum-X switch silicon paired with an AI-optimized SONiC network operating system, aimed at heterogeneous, multi-vendor AI clusters spanning compute, accelerators, memory, and storage.

Both product lines are built around open standards and standards bodies including SONiC, Ultra Ethernet, Ultra Accelerator Link, OCP SAI, and OCP ESUN. The company bundles custom and partner silicon, systems, software, and lifecycle services, positioning the offerings as alternatives to proprietary interconnects such as Nvidia NVLink and InfiniBand.

Market Outlook

Demand for AI networking infrastructure is expanding as data centers deploy larger clusters of heterogeneous accelerators from multiple vendors. Open, standards-based interconnects are gaining traction as operators seek alternatives to proprietary scale-up and scale-out fabrics, with industry groups such as Ultra Ethernet, Ultra Accelerator Link, and OCP SONiC driving interoperability.

Upscale AI sits in the middle of this shift, raising $500 million at a $2 billion valuation within 18 months to scale silicon, systems, and software for AI networks. The market opportunity is anchored in the need for low-latency, high-bandwidth fabrics that can unify CPUs, GPUs, and memory while preserving vendor choice for cloud providers and enterprises.

Competitive Advantages

Upscale AI designs open, standards-based AI networking infrastructure spanning custom silicon, systems, and software, enabling heterogeneous compute clusters where processors from multiple vendors communicate at full speed. Its SkyHammer rack-scale fabric targets low-latency scale-up connectivity, while its scale-out systems use merchant and partner Ethernet silicon plus a SONiC-based network operating system.

The architecture supports open initiatives including SONiC, Ultra Ethernet, Ultra Accelerator Link, and Switch Abstraction Interface, positioning it as an alternative to proprietary interconnects such as Nvidia NVLink and InfiniBand and expanding vendor choice for AI data center operators.