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Upstash · Concept

Durable execution

An Upstash Box is an isolated, durable container for AI workloads. It provides a shell, filesystem, network stack, runtime, and optional coding agent, while preserving state between runs.

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Syntax

const box = await Box.create({ runtime: "node" })

In-depth API docs are only for subscribers: parameters, examples, common mistakes and interview practice.

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  • Agent
  • Git
  • Shell
  • Filesystem
  • Snapshots
  • Keep Alive
  • Ephemeral Box
  • Security

Source: Box Basics - Upstash Documentation. Checked 2026-11-03.