Perplexity’s on-device AI offering promises data control and lower token costs

Perplexity on Tuesday rolled out an offering that runs the AI entirely on a local machine, and that, it said, will keep “private data local and escalating to the cloud only when a task needs it.” The service, called simply Portable Computer, is a local version of Perplexity Computer that runs on the Nvidia DGX Spark with Qwen 3.8 27B or with PPLX 27B, a post-trained version of the Qwen model,…