Krova Cloud vs Mosaic Sandbox

Krova Cloud costs $0.001 per vCPU-hour and Mosaic Sandbox costs $0.025 per vCPU-hour. Krova Cloud runs Firecracker microVMs and has no session limit. Mosaic Sandbox runs Firecracker microVMs.

Updated

Krova Cloud

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

Mosaic Sandbox

Isolation
Firecracker microVM
Free tier
Not listed
Max session
Not listed

What is different

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

Krova Cloud
Mosaic Sandbox
vCPU, per hour
Krova Cloud: $0.001
Mosaic Sandbox: $0.025
RAM, per GiB-hour
Krova Cloud: $0.0025
Mosaic Sandbox: Included
Storage
Krova Cloud: $0.00005 per GiB-hour
Mosaic Sandbox: Free
Billing
Krova Cloud: Per second
Mosaic Sandbox: Bundled machine time
SDKs
Krova Cloud: JavaScript / TypeScript
Mosaic Sandbox: Python, TypeScript, Go
Integrations
Krova Cloud: MCP, Claude Code
Mosaic Sandbox: LangChain, MCP, Claude Code, Vercel AI SDK

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Krova Cloud: $0.001
Mosaic Sandbox: $0.025
RAM, per GiB-hour
Krova Cloud: $0.0025
Mosaic Sandbox: Included
Storage
Krova Cloud: $0.00005 per GiB-hour
Mosaic Sandbox: Free
Free tier
Krova Cloud: $5 credit, one time
Mosaic Sandbox: Not listed
Paid plan from
Krova Cloud: Pay as you go
Mosaic Sandbox: Pay as you go
Billing
Krova Cloud: Per second
Mosaic Sandbox: Bundled machine time

Limits

Max session
Krova Cloud: No limit
Mosaic Sandbox: Not listed
Idle stop
Krova Cloud: Not listed
Mosaic Sandbox: Not listed
Largest sandbox
Krova Cloud: 16 vCPU · 32 GiB
Mosaic Sandbox: 16 vCPU · 32 GiB
Concurrent sandboxes
Krova Cloud: Not listed
Mosaic Sandbox: Up to 200

Platform

Isolation
Krova Cloud: Firecracker microVM
Mosaic Sandbox: Firecracker microVM
GPU
Krova Cloud: Not listed
Mosaic Sandbox: No
Snapshots
Krova Cloud:
Mosaic Sandbox:
Pause and resume
Krova Cloud:
Mosaic Sandbox:

Developer

SDKs
Krova Cloud: JavaScript / TypeScript
Mosaic Sandbox: Python, TypeScript, Go
Integrations
Krova Cloud: MCP, Claude Code
Mosaic Sandbox: LangChain, MCP, Claude Code, Vercel AI SDK

Trust

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

Hourly cost

One sandbox running for one hour

Krova Cloud
Mosaic Sandbox
1 vCPU · 2 GiB
Krova Cloud: $0.006
Mosaic Sandbox: $0.025
2 vCPU · 4 GiB
Krova Cloud: $0.012
Mosaic Sandbox: $0.050
4 vCPU · 8 GiB
Krova Cloud: $0.024
Mosaic Sandbox: $0.100

Compute only, at list rates.

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Which one fits

Based on the fields above

Krova Cloud fits when

  • You want the lower list price: $0.012 against $0.050 an hour for 2 vCPU and 4 GiB.

Mosaic Sandbox fits when

  • You use LangChain or the Vercel AI SDK.

More comparisons

See all comparisons

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