Nvidia launches PAIR to turn home PCs into a local AI cluster

Nvidia has introduced Personal AI Router, or PAIR, a free open-source tool that connects compatible computers on the same network and uses them as a local cluster for AI workloads.

Announced at IFA 2026 in Berlin, PAIR is already available in beta for Windows, Linux and macOS, according to The Verge. The software automatically finds compatible devices on a local network and routes AI requests between them based on available capacity, putting otherwise idle computing power to work when one machine becomes overloaded.

PAIR is built with multi-agent workloads in mind. A main AI agent can split a job into smaller tasks, with requests sent to different machines running individual subagents. The software does not pool several GPUs into one larger virtual GPU or distribute a single model across multiple computers. Each machine continues to run its own workloads, with PAIR deciding where individual requests should go.

In Nvidia’s demonstration, three devices running five subagents completed a task in 8 minutes and 48 seconds, compared with 18 minutes on a single laptop. The company has also tested PAIR across setups with as many as 18 devices.

PAIR works with existing local AI tools including Ollama and LM Studio, without requiring developers to modify their agents specifically for the software. Supported hardware includes GeForce RTX 20-series GPUs and newer, RTX PRO systems, DGX Spark and Macs with Apple M4 chips or later. Nvidia says hardware from other GPU manufacturers can work as well. Devices are connected using a six-digit pairing code, traffic is protected with mTLS encryption, and Nvidia recommends Ethernet for the most reliable connection.

Because the models run locally, prompts, files and agent context stay on the user’s network rather than being processed in the cloud. The setup also offers another way to run increasingly demanding AI workloads without relying entirely on paid cloud services such as ChatGPT or Claude, provided users already have enough compatible hardware at home.

PAIR is part of Nvidia’s wider move into personal AI hardware and software. The company is also preparing to begin sales of its DGX Spark desktop AI systems in October.