Krova Cloud vs Vercel Sandbox

Krova Cloud costs $0.001 per vCPU-hour and Vercel Sandbox costs $0.128 per vCPU-hour. Krova Cloud runs Firecracker microVMs and has no session limit. Vercel Sandbox runs Firecracker microVMs and limits a session to 24 hours.

Updated

Krova Cloud

Isolation
Firecracker microVM
Free tier
$5 credit, one time
Max session
No limit

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.

Krova Cloud
Vercel Sandbox
vCPU, per hour
Krova Cloud: $0.001
Vercel Sandbox: $0.128
RAM, per GiB-hour
Krova Cloud: $0.0025
Vercel Sandbox: $0.0212
Storage
Krova Cloud: $0.00005 per GiB-hour
Vercel Sandbox: Snapshots $0.08 per GB-month. Drives $0.05 per GB-month in iad1, plus reads and writes. Hobby includes 15 GB of each.
Free tier
Krova Cloud: $5 credit, one time
Vercel Sandbox: 5 CPU-hours every month
Paid plan from
Krova Cloud: Pay as you go
Vercel Sandbox: $20 / month
Billing
Krova Cloud: Per second
Vercel Sandbox: Active CPU time only
Max session
Krova Cloud: No limit
Vercel Sandbox: 24 hours
Largest sandbox
Krova Cloud: 16 vCPU · 32 GiB
Vercel Sandbox: 8 vCPU · 16 GiB
SDKs
Krova Cloud: JavaScript / TypeScript
Vercel Sandbox: Python, JavaScript / TypeScript
Integrations
Krova Cloud: MCP, Claude Code
Vercel Sandbox: Claude Agent SDK, LangChain, OpenAI Agents SDK, Vercel AI SDK, Claude Code, MCP

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Krova Cloud: $0.001
Vercel Sandbox: $0.128
RAM, per GiB-hour
Krova Cloud: $0.0025
Vercel Sandbox: $0.0212
Storage
Krova Cloud: $0.00005 per GiB-hour
Vercel Sandbox: Snapshots $0.08 per GB-month. Drives $0.05 per GB-month in iad1, plus reads and writes. Hobby includes 15 GB of each.
Free tier
Krova Cloud: $5 credit, one time
Vercel Sandbox: 5 CPU-hours every month
Paid plan from
Krova Cloud: Pay as you go
Vercel Sandbox: $20 / month
Billing
Krova Cloud: Per second
Vercel Sandbox: Active CPU time only

Limits

Max session
Krova Cloud: No limit
Vercel Sandbox: 24 hours
Idle stop
Krova Cloud: Not listed
Vercel Sandbox: Not listed
Largest sandbox
Krova Cloud: 16 vCPU · 32 GiB
Vercel Sandbox: 8 vCPU · 16 GiB
Concurrent sandboxes
Krova Cloud: Not listed
Vercel Sandbox: Up to 10,000

Platform

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

Developer

SDKs
Krova Cloud: JavaScript / TypeScript
Vercel Sandbox: Python, JavaScript / TypeScript
Integrations
Krova Cloud: MCP, Claude Code
Vercel Sandbox: Claude Agent SDK, LangChain, OpenAI Agents SDK, Vercel AI SDK, Claude Code, MCP

Trust

License
Krova Cloud: Not listed
Vercel Sandbox: Not listed
BYOC
Krova Cloud: Not listed
Vercel Sandbox: Not listed

Hourly cost

One sandbox running for one hour

Krova Cloud
Vercel Sandbox
1 vCPU · 2 GiB
Krova Cloud: $0.006
Vercel Sandbox: $0.170
2 vCPU · 4 GiB
Krova Cloud: $0.012
Vercel Sandbox: $0.341
4 vCPU · 8 GiB
Krova Cloud: $0.024
Vercel Sandbox: $0.682

Compute only, at list rates.

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Which one fits

Based on the fields above

Krova Cloud fits when

  • A session must run longer than 24 hours.
  • You want to pay only for usage, with no plan fee.
  • You want the lower list price: $0.012 against $0.341 an hour for 2 vCPU and 4 GiB.
  • You need a sandbox larger than 8 vCPU · 16 GiB.

Vercel Sandbox fits when

  • You use the Claude Agent SDK, LangChain, the OpenAI Agents SDK or the Vercel AI SDK.
  • Your code waits a lot: CPU is billed only while it is in use.
  • You need SOC 2 Type II, ISO 27001 and GDPR.

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