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MIOSA vs Vercel Sandbox
Vercel Sandbox and MIOSA both run AI-generated code in ephemeral compute. This page compares them on the independent ComputeSDK benchmark and on the capabilities MIOSA documents.
MIOSA 
Vercel Sandbox What Vercel Sandbox is
Vercel Sandbox runs ephemeral compute for AI agents as part of the Vercel platform, described in its public documentation at (vercel.com/docs/vercel-sandbox, as of October 2026).
Measured performance
The independent ComputeSDK benchmark runs the same workload against every provider. That is the only apples-to-apples number here.
| Metric | MIOSA | Vercel Sandbox | As of |
|---|---|---|---|
| Burst startup, median time-to-interactive | 57.09 ms (#1 of 32) | 718.35 ms (#15) | 2026-10-23 |
| DAX full build, 2026-08-28 | 39.3 s (#1 of 19) | 69.7 s | 2026-08-28 |
| DAX full build, 2026-10-23 | 38.8 s (#3 of 22) | no result | 2026-10-23 |
Source: ComputeSDK, via our benchmark page. Burst startup is the time from a create request to the first successful command inside a fresh sandbox, under 100 concurrent creates. Where a run is not listed, the provider did not appear in that run.
Capabilities side by side
Each Vercel Sandbox answer comes from Vercel Sandbox’s own documentation or pricing page, linked in the last column, fetched on 2026-10-23. Each MIOSA answer links the page that documents it. “Not documented” means the vendor’s docs do not say, not that the feature is missing.
Where MIOSA differs
These capabilities are documented for MIOSA on this site:
- Persistent computers with a full Linux desktop, not only headless sandboxes. See Computers.
- Deployments and Docker Host, so a machine becomes a versioned URL or a containerized app. See Deployments.
- White-label platform, so your customers see your brand and domains. See White-label setup.
- One interface for everyone: MCP, a CLI, and six SDKs. See MCP, CLI, SDKs.
- Managed data with connection injection: Postgres, MySQL, Redis, MongoDB, Qdrant. See Data.
- Regions and OpenComputers for machines you own. See Regions and OpenComputers.
When to choose each
- Choose Vercel Sandbox if you are already all-in on Vercel and want the sandbox and the deploy surface under one account and one bill.
- Choose MIOSA if you want a platform-independent runtime for sandboxes, computers, agent runs, deployments, and data, with a branded multi-tenant surface and the measured startup figures above.
Sources
- Vercel Sandbox public documentation: https://vercel.com/docs/vercel-sandbox (as of October 2026).
- ComputeSDK benchmark results, via our Benchmark page (2026-10-23).
- MIOSA capabilities, as documented on this site.