A single long-lived sandbox per project would need provisioning for peak load and months of uptime.
Instead, repositories live on S3-backed storage and each agent runs in its own ephemeral sandbox, so a crash loses only unsubmitted work.
Perplexity runs each agent in an ephemeral sandbox backed by S3 storage
AISummary
Perplexity says one long-lived sandbox per project would require provisioning for peak load and months of uptime. Its design stores repositories on S3-backed storage and runs each agent in its own ephemeral sandbox, so a crash loses only unsubmitted work.
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Source: Perplexity · x.comPublished · added here