Perplexity introduced Portable Computer on NVIDIA DGX Spark, providing a fully local-first agent stack powered by on-device PPLX 27B where private documents never leave the machine by default.

Key Takeaways

  • ✓Commercializes local-first agents: private documents stay on-device unless explicitly approved for cloud calls;
  • ✓Lightweight harness custom-engineered for 27B models with compact CLI connectors and on-device sandboxing;
  • ✓Hybrid escalation allows optional pay-per-task cloud frontier calls (~$0.42) lifting Terminal Bench to 73.0%.