Microsandbox vs Vercel

Sandbox Benchmark Comparison · Updated October 30, 2026

Microsandbox and Vercel were each faster in 1 of 2 shared sandbox benchmarks.

Head to head

  • Burst TTITime to interactive · lower is better
    Vercel faster11.2x
    Microsandbox
    4.74s
    Vercel
    423ms
  • DAXTotal workload time · lower is better
    Microsandbox faster1.71x
    Microsandbox
    48.76s
    Vercel
    83.37s

Burst TTI

October 30, 2026

Microsandbox

100% success
Median
4.74s
p95
5.15s
p99
5.26s
Microsandbox Burst TTI results

Vercel

100% success
Median
423ms
p95
562ms
p99
585ms
Vercel Burst TTI results

Median time to interactive over time

11 runs · August 21, 2026 to October 30, 2026
MicrosandboxVercel

Microsandbox

100% success · October 23, 2026
Median
48.76s
Microsandbox DAX results

Vercel

100% success · October 30, 2026
Median
83.37s
Vercel DAX results

Median total workload time over time

4 runs · October 2, 2026 to October 23, 2026
MicrosandboxVercel

Cost per DAX run

Microsandbox

Per-second wall clock
$0.0089per run
48.76s median at $0.6592/hr

$0.05/vCPU-hr + $0.0162/GiB-hr + disk $0.0001/GiB-hr. Plans include monthly compute pools.

Source pricing page

Vercel

Active CPU + provisioned memory
$0.032per run
83.37s median at $1.3632/hr

$0.128/active-CPU-hr per vCPU + $0.0212/GB-hr provisioned memory (wall clock). CPU upper bound at 100% utilization; real bills for I/O-bound runs are lower.

Source pricing page
Compare sandbox costs across all providers →
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Methodology

  • One workload, every provider. The same script, payload, and model hit every provider, addressed the way its own API expects. Nobody gets a tuned or special path.
  • Repeated on a schedule. Every suite runs many iterations per provider, automated on a recurring schedule, so results reflect steady state rather than one lucky request.
  • Raw results published. Every run is committed as JSON to the public benchmarks repo, next to the code that produced it. Nothing is cherry-picked or held back.
  • How this comparison is built. Each benchmark compares the two providers' medians; results within 5% count as roughly even. A comparison is published only when both providers completed at least 50% of runs in 2 or more shared benchmarks run in the last 30 days. If a provider’s latest run of a benchmark failed, its most recent successful run from that window is used instead.

Frequently asked questions

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Microsandbox and Vercel were each faster in 1 of 2 shared sandbox benchmarks. In Burst TTI (October 30, 2026), Vercel had a median time to interactive of 423ms versus 4.74s for Microsandbox, 11.2x faster. In DAX (October 23, 2026), Microsandbox had a median total workload time of 48.76s versus 83.37s for Vercel, 1.71x faster.

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