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1-2 weeks

“Shipped sandboxed code execution in 1-2 weeks, roughly 10x faster than building it in-house”

As published on e2b.dev, October 2026. Checked by usedby on Oct 10, 2026.

What happened

ClickUp's Brain² AI provisions E2B sandboxes to upload user files, generate and run code for data analysis and file processing, and return charts, reports, or presentations in the conversation. The sandboxes are isolated, short-lived microVMs built from prebuilt templates, with pause-and-resume for longer workflows.

Summary written by usedby from the source page, in English. The figures are those of E2B and ClickUp, not ours.

  • thousands“Spins up thousands of sandboxes within a minute to absorb demand spikes”
  • 68“Brain²'s base template ships with 68 tools covering data analysis, visualization, document and spreadsheet processing, media analysis, and report generation.”

Going down the E2B route allowed us to get something out to our users within the space of maybe a week or two. Whereas if we had built it in-house, it probably would have been 10x that duration.

From the page. e2b.dev

Going down the E2B route allowed us to get something out to our users within the space of maybe a week or two. Whereas if we had built it in-house, it probably would have been 10x that duration.

Alaa Bouayed, Senior AI Engineer, ClickUp. Source

What the story claims, and what we checked

What we compared with the page.

  • The figure: 1-2 weeksCheckedPrinted word for word on the page, near the name of ClickUp.
  • The passage quoted aboveCheckedCopied word for word from the page, near the name of ClickUp.
  • The publication dateCheckedRead from the page’s own metadata, never guessed.
  • ClickUp uses E2BCheckedConfirmed line.
  • The result itselfNot checkedWe quote it; we did not measure it.

Same company, same tool or same industry.

$1M“resulting in savings of over $1M for the company”ClickUp uses Hex. Another tool at ClickUp600,000 sandboxes“Approximately 600,000 sandboxes per day.”Arena (LMArena) uses E2B. Another customer of E2B60%“More than 60% lower customer latency for heavy Replicas workloads after moving to E2B.”Replicas uses E2B. Another customer of E2B