CoreWeave Sandboxes vs MIOSA

CoreWeave Sandboxes costs $0.128 per vCPU-hour and MIOSA costs $0.04536 per vCPU-hour. CoreWeave Sandboxes runs microVMs, offers GPUs and limits a session to 720 hours. MIOSA runs Firecracker microVMs and limits a session to 24 hours.

Updated

CoreWeave Sandboxes

Isolation
MicroVM
Free tier
Not listed
Max session
720 hours

MIOSA

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

What is different

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

CoreWeave Sandboxes
MIOSA
vCPU, per hour
CoreWeave Sandboxes: $0.128
MIOSA: $0.04536
RAM, per GiB-hour
CoreWeave Sandboxes: $0.0212
MIOSA: $0.01458
Storage
CoreWeave Sandboxes: Snapshots and volumes billed separately
MIOSA: $0.0006147 per GiB-hour
Max session
CoreWeave Sandboxes: 720 hours
MIOSA: 24 hours
Concurrent sandboxes
CoreWeave Sandboxes: Up to 2,000
MIOSA: Up to 250
Isolation
CoreWeave Sandboxes: MicroVM
MIOSA: Firecracker microVM
SDKs
CoreWeave Sandboxes: Python, TypeScript
MIOSA: TypeScript, Python, Go, Rust, Java
Integrations
CoreWeave Sandboxes: Claude Code
MIOSA: MCP

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
CoreWeave Sandboxes: $0.128
MIOSA: $0.04536
RAM, per GiB-hour
CoreWeave Sandboxes: $0.0212
MIOSA: $0.01458
Storage
CoreWeave Sandboxes: Snapshots and volumes billed separately
MIOSA: $0.0006147 per GiB-hour
Free tier
CoreWeave Sandboxes: Not listed
MIOSA: $10 credit, one time
Paid plan from
CoreWeave Sandboxes: Not listed
MIOSA: $500 / month
Billing
CoreWeave Sandboxes: Per second
MIOSA: Per second

Limits

Max session
CoreWeave Sandboxes: 720 hours
MIOSA: 24 hours
Idle stop
CoreWeave Sandboxes: Not listed
MIOSA: After 30 minutes
Largest sandbox
CoreWeave Sandboxes: Not listed
MIOSA: 16 vCPU · 32 GiB
Concurrent sandboxes
CoreWeave Sandboxes: Up to 2,000
MIOSA: Up to 250

Platform

Isolation
CoreWeave Sandboxes: MicroVM
MIOSA: Firecracker microVM
GPU
CoreWeave Sandboxes:
MIOSA: Not listed
Snapshots
CoreWeave Sandboxes:
MIOSA:
Pause and resume
CoreWeave Sandboxes: Not listed
MIOSA:

Developer

SDKs
CoreWeave Sandboxes: Python, TypeScript
MIOSA: TypeScript, Python, Go, Rust, Java
Integrations
CoreWeave Sandboxes: Claude Code
MIOSA: MCP

Trust

License
CoreWeave Sandboxes: Not listed
MIOSA: Not listed
BYOC
CoreWeave Sandboxes: Your CKS clusters. CoreWeave runs the gateway.
MIOSA: Your own AWS, GCP or Azure account

Hourly cost

One sandbox running for one hour

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

Compute only, at list rates.

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Which one fits

Based on the fields above

CoreWeave Sandboxes fits when

  • You need GPUs.
  • A session must run longer than 24 hours.
  • You use Claude Code.

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 pause and resume.
  • You need SOC 2 and HIPAA.

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