MIOSA vs Vercel Sandbox

MIOSA costs $0.04536 per vCPU-hour and Vercel Sandbox costs $0.128 per vCPU-hour. MIOSA runs Firecracker microVMs and limits a session to 24 hours. Vercel Sandbox runs Firecracker microVMs and limits a session to 24 hours.

Updated

MIOSA

Isolation
Firecracker microVM
Free tier
$10 credit, one time
Max session
24 hours

Vercel Sandbox

Isolation
Firecracker microVM
Free tier
5 CPU-hours every month
Max session
24 hours

What is different

10 fields differ. The rest are the same or not listed.

MIOSA
Vercel Sandbox
vCPU, per hour
MIOSA: $0.04536
Vercel Sandbox: $0.128
RAM, per GiB-hour
MIOSA: $0.01458
Vercel Sandbox: $0.0212
Storage
MIOSA: $0.0006147 per GiB-hour
Vercel Sandbox: On Pro, snapshots $0.08 per GB-month and drives $0.05 per GB-month (beta).
Free tier
MIOSA: $10 credit, one time
Vercel Sandbox: 5 CPU-hours every month
Paid plan from
MIOSA: $500 / month
Vercel Sandbox: $20 / month
Billing
MIOSA: Per second
Vercel Sandbox: Active CPU time only
Largest sandbox
MIOSA: 16 vCPU · 32 GiB
Vercel Sandbox: 8 vCPU · 16 GiB
Concurrent sandboxes
MIOSA: Up to 250
Vercel Sandbox: Up to 10,000
SDKs
MIOSA: TypeScript, Python, Go, Rust, Java
Vercel Sandbox: Python, JavaScript / TypeScript
Integrations
MIOSA: MCP
Vercel Sandbox: Claude Agent SDK, LangChain, OpenAI Agents SDK, Vercel AI SDK, Claude Code

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
MIOSA: $0.04536
Vercel Sandbox: $0.128
RAM, per GiB-hour
MIOSA: $0.01458
Vercel Sandbox: $0.0212
Storage
MIOSA: $0.0006147 per GiB-hour
Vercel Sandbox: On Pro, snapshots $0.08 per GB-month and drives $0.05 per GB-month (beta).
Free tier
MIOSA: $10 credit, one time
Vercel Sandbox: 5 CPU-hours every month
Paid plan from
MIOSA: $500 / month
Vercel Sandbox: $20 / month
Billing
MIOSA: Per second
Vercel Sandbox: Active CPU time only

Limits

Max session
MIOSA: 24 hours
Vercel Sandbox: 24 hours
Idle stop
MIOSA: After 30 minutes
Vercel Sandbox: Not listed
Largest sandbox
MIOSA: 16 vCPU · 32 GiB
Vercel Sandbox: 8 vCPU · 16 GiB
Concurrent sandboxes
MIOSA: Up to 250
Vercel Sandbox: Up to 10,000

Platform

Isolation
MIOSA: Firecracker microVM
Vercel Sandbox: Firecracker microVM
GPU
MIOSA: Not listed
Vercel Sandbox: Not listed
Snapshots
MIOSA:
Vercel Sandbox:
Pause and resume
MIOSA:
Vercel Sandbox:

Developer

SDKs
MIOSA: TypeScript, Python, Go, Rust, Java
Vercel Sandbox: Python, JavaScript / TypeScript
Integrations
MIOSA: MCP
Vercel Sandbox: Claude Agent SDK, LangChain, OpenAI Agents SDK, Vercel AI SDK, Claude Code

Trust

License
MIOSA: Not listed
Vercel Sandbox: Not listed
BYOC
MIOSA: Your own AWS, GCP or Azure account
Vercel Sandbox: Not listed

Hourly cost

One sandbox running for one hour

MIOSA
Vercel Sandbox
1 vCPU · 2 GiB
MIOSA: $0.075
Vercel Sandbox: $0.170
2 vCPU · 4 GiB
MIOSA: $0.149
Vercel Sandbox: $0.341
4 vCPU · 8 GiB
MIOSA: $0.298
Vercel Sandbox: $0.682

Compute only, at list rates.

Open the calculator

Which one fits

Based on the fields above

MIOSA fits when

  • You use MCP.
  • You want the lower list price: $0.149 against $0.341 an hour for 2 vCPU and 4 GiB.
  • You need a desktop in the sandbox.
  • You need the sandboxes in your own cloud account.

Vercel Sandbox fits when

  • You use the Claude Agent SDK, LangChain, the OpenAI Agents SDK, the Vercel AI SDK or Claude Code.
  • Your code waits a lot: CPU is billed only while it is in use.
  • You need SOC 2 Type II.

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