tech

Perplexity AI

Perplexity is a free AI-powered answer engine that provides accurate, trusted, and real-time answers to any question.

Perplexity AI

TL;DR

  • SPACE is a new sandbox platform designed for advanced AI agentic systems, developed by Perplexity.
  • It aims to provide high security, functionality, and efficiency, overcoming previous tradeoffs.
  • SPACE uses ephemeral sandboxes that are destroyed after task completion and session management for long-horizon work.
  • The platform separates concerns across dedicated services (Network Gateway, Space Daemon, File Service) for enhanced security.
  • SPACE features three security layers: Control Plane, Node-level Services, and In-sandbox Firecracker microVMs.
  • Credentials are not exposed within the sandbox; they are provided only when needed.
  • SPACE offers features like pause/resume, session forking, per-session credential isolation, and multi-backend orchestration.
  • It supports rolling snapshots that capture live memory and files, allowing for task resumption even after a week.
  • Enterprise customers can use their own encryption keys, and the system can operate on-prem and offline.
  • SPACE has been used internally by Perplexity for two months, supporting millions of sandbox creations.
  • Early tests show performance improvements on NVIDIA Vera CPU for Computer-style workflows.