Upstash Sandbox Benchmarks

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1. Benchmarks
2. Sandbox Benchmarks
3. Upstash

Sandbox Benchmarks

Last benchmarked June 13, 2026

Sponsored by:

Burst TTI

All sandboxes launched concurrently in a single burst.

24% success

Median

104.13s

P95

114.51s

P99

118.60s

Median TTI Over Time

LinearLog

Iteration Distribution

76 failed iterations not shown

Sequential TTI

Sandboxes launched one at a time, waiting for each to become interactive before starting the next.

100% success

Median

6.64s

P95

11.00s

P99

14.51s

Median TTI Over Time

LinearLog

Iteration Distribution

Staggered TTI

Sandboxes launched with 200ms delays between each.

66% success

Median

89.03s

P95

111.04s

P99

115.27s

Median TTI Over Time

LinearLog

Iteration Distribution

34 failed iterations not shown

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