CodeSandbox Sandbox Benchmarks

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Sandbox Benchmarks

Last benchmarked April 12, 2026

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Sequential TTI

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

38% success

Median

3.39s

P95

14.30s

P99

18.46s

Median TTI Over Time

Iteration Distribution

62 failed iterations not shown

Staggered TTI

Sandboxes launched with 200ms delays between each.

49% success

Median

3.02s

P95

13.32s

P99

13.50s

Median TTI Over Time

Iteration Distribution

51 failed iterations not shown

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