MIOSA vs Railway Sandboxes
MIOSA costs $0.04536 per vCPU-hour and Railway Sandboxes costs $0.069444 per vCPU-hour. MIOSA runs Firecracker microVMs and limits a session to 24 hours. Railway Sandboxes runs full VMs.
Updated
MIOSA
- Isolation
- Firecracker microVM
- Free tier
- $10 credit, one time
- Max session
- 24 hours
Railway Sandboxes
- Isolation
- Full VM
- Free tier
- $5 trial credit for 30 days
- Max session
- Not listed
What is different
10 fields differ. The rest are the same or not listed.
MIOSA
Railway Sandboxes
- vCPU, per hour
- MIOSA: $0.04536
- Railway Sandboxes: $0.069444
- RAM, per GiB-hour
- MIOSA: $0.01458
- Railway Sandboxes: $0.069444
- Free tier
- MIOSA: $10 credit, one time
- Railway Sandboxes: $5 trial credit for 30 days
- Paid plan from
- MIOSA: $500 / month
- Railway Sandboxes: $5 / month
- Billing
- MIOSA: Per second
- Railway Sandboxes: Active CPU time only
- Largest sandbox
- MIOSA: 16 vCPU · 32 GiB
- Railway Sandboxes: 32 vCPU · 32 GiB
- Concurrent sandboxes
- MIOSA: Up to 250
- Railway Sandboxes: Up to 100
- Isolation
- MIOSA: Firecracker microVM
- Railway Sandboxes: Full VM
- SDKs
- MIOSA: TypeScript, Python, Go, Rust, Java
- Railway Sandboxes: TypeScript
- Integrations
- MIOSA: MCP
- Railway Sandboxes: Claude Code
Full comparison
18 fields, at each provider's list price
MIOSAmiosa
Railway Sandboxesrailway
Pricing
- vCPU, per hour
- MIOSA: $0.04536
- Railway Sandboxes: $0.069444
- RAM, per GiB-hour
- MIOSA: $0.01458
- Railway Sandboxes: $0.069444
- Storage
- MIOSA: $0.0006147 per GiB-hour
- Railway Sandboxes: Not listed
- Free tier
- MIOSA: $10 credit, one time
- Railway Sandboxes: $5 trial credit for 30 days
- Paid plan from
- MIOSA: $500 / month
- Railway Sandboxes: $5 / month
- Billing
- MIOSA: Per second
- Railway Sandboxes: Active CPU time only
Limits
- Max session
- MIOSA: 24 hours
- Railway Sandboxes: Not listed
- Idle stop
- MIOSA: After 30 minutes
- Railway Sandboxes: After 30 minutes
- Largest sandbox
- MIOSA: 16 vCPU · 32 GiB
- Railway Sandboxes: 32 vCPU · 32 GiB
- Concurrent sandboxes
- MIOSA: Up to 250
- Railway Sandboxes: Up to 100
Platform
- Isolation
- MIOSA: Firecracker microVM
- Railway Sandboxes: Full VM
- GPU
- MIOSA: Not listed
- Railway Sandboxes: Not listed
- Snapshots
- MIOSA:
- Railway Sandboxes:
- Pause and resume
- MIOSA:
- Railway Sandboxes: Not listed
Developer
- SDKs
- MIOSA: TypeScript, Python, Go, Rust, Java
- Railway Sandboxes: TypeScript
- Integrations
- MIOSA: MCP
- Railway Sandboxes: Claude Code
Trust
- License
- MIOSA: Not listed
- Railway Sandboxes: Not listed
- BYOC
- MIOSA: Your own AWS, GCP or Azure account
- Railway Sandboxes: Not listed
Hourly cost
One sandbox running for one hour
MIOSA
Railway Sandboxes
- 1 vCPU · 2 GiB
- MIOSA: $0.075
- Railway Sandboxes: $0.208
- 2 vCPU · 4 GiB
- MIOSA: $0.149
- Railway Sandboxes: $0.417
- 4 vCPU · 8 GiB
- MIOSA: $0.298
- Railway Sandboxes: $0.833
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
MIOSA fits when
- You want each sandbox in its own microVM.
- You use MCP.
- You want the lower list price: $0.149 against $0.417 an hour for 2 vCPU and 4 GiB.
- You need pause and resume.
Railway Sandboxes fits when
- You want each sandbox to be a full VM.
- You use Claude Code.
- Your code waits a lot: CPU is billed only while it is in use.
- You need a sandbox larger than 16 vCPU · 32 GiB.
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