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27 August 2026updated 30 August

Perplexity and NVIDIA release local AI computing software

First reported

AI Business ran this on , a day before the other 2 sources picked it up.

  • Perplexity, an AI search company, launched Portable Computer software that runs AI models directly on personal computers instead of cloud servers.
  • The software works on NVIDIA's DGX Spark hardware and RTX graphics cards, eliminating per-query costs associated with cloud AI services.
  • Portable Computer uses a 27-billion-parameter model, a measure of the AI's size and capability, and reportedly performs better than comparable open-source alternatives.

Where they differ

  • Prompt Engineering Daily

    focused on the debate the launch sparked about tradeoffs between cloud and local AI.

  • Deep Learning Weekly

    emphasized the technical performance claims and zero-cost operation.

What each one reported

Prompt Engineering DailyAadit Sheth

Perplexity launched Portable Computer for running AI locally on supported hardware, backed by NVIDIA's DGX Spark. The newsletter emphasizes the launch generated valuable debate about cloud versus local AI, privacy, control, and costs, with productive disagreement driving distribution.

Deep Learning WeeklyEditorial team

Perplexity and Nvidia released Portable Computer, a fully local agent stack running on DGX Spark and RTX hardware with zero token costs, outperforming open-source alternatives on the same 27B model.

Reported by AI Business