Railway Sandboxes vs Runloop
Railway Sandboxes costs $0.069444 per vCPU-hour and Runloop costs $0.108 per vCPU-hour. Railway Sandboxes runs full VMs. Runloop runs microVMs.
Updated
Railway Sandboxes
- Isolation
- Full VM
- Free tier
- $5 trial credit for 30 days
- Max session
- Not listed
What is different
8 fields differ. The rest are the same or not listed.
Railway Sandboxes
Runloop
- vCPU, per hour
- Railway Sandboxes: $0.069444
- Runloop: $0.108
- RAM, per GiB-hour
- Railway Sandboxes: $0.069444
- Runloop: $0.0252
- Free tier
- Railway Sandboxes: $5 trial credit for 30 days
- Runloop: $50 credit
- Paid plan from
- Railway Sandboxes: $5 / month
- Runloop: Pay as you go
- Billing
- Railway Sandboxes: Active CPU time only
- Runloop: Per second
- Largest sandbox
- Railway Sandboxes: 32 vCPU · 32 GiB
- Runloop: 16 vCPU · 64 GiB
- Isolation
- Railway Sandboxes: Full VM
- Runloop: MicroVM
- SDKs
- Railway Sandboxes: TypeScript
- Runloop: Python, TypeScript
Full comparison
18 fields, at each provider's list price
Railway Sandboxesrailway
Runlooprunloop
Pricing
- vCPU, per hour
- Railway Sandboxes: $0.069444
- Runloop: $0.108
- RAM, per GiB-hour
- Railway Sandboxes: $0.069444
- Runloop: $0.0252
- Storage
- Railway Sandboxes: Not listed
- Runloop: $0.00034236 per GiB-hour
- Free tier
- Railway Sandboxes: $5 trial credit for 30 days
- Runloop: $50 credit
- Paid plan from
- Railway Sandboxes: $5 / month
- Runloop: Pay as you go
- Billing
- Railway Sandboxes: Active CPU time only
- Runloop: Per second
Limits
- Max session
- Railway Sandboxes: Not listed
- Runloop: Not listed
- Idle stop
- Railway Sandboxes: After 30 minutes
- Runloop: Not listed
- Largest sandbox
- Railway Sandboxes: 32 vCPU · 32 GiB
- Runloop: 16 vCPU · 64 GiB
- Concurrent sandboxes
- Railway Sandboxes: Up to 100
- Runloop: Not listed
Platform
- Isolation
- Railway Sandboxes: Full VM
- Runloop: MicroVM
- GPU
- Railway Sandboxes: Not listed
- Runloop: Not listed
- Snapshots
- Railway Sandboxes:
- Runloop:
- Pause and resume
- Railway Sandboxes: Not listed
- Runloop:
Developer
- SDKs
- Railway Sandboxes: TypeScript
- Runloop: Python, TypeScript
- Integrations
- Railway Sandboxes: Not listed
- Runloop: OpenAI Agents SDK, MCP
Trust
- License
- Railway Sandboxes: Not listed
- Runloop: Not listed
- BYOC
- Railway Sandboxes: Not listed
- Runloop: Deploy to VPC, Enterprise plan
Hourly cost
One sandbox running for one hour
Railway Sandboxes
Runloop
- 1 vCPU · 2 GiB
- Railway Sandboxes: $0.208
- Runloop: $0.158
- 2 vCPU · 4 GiB
- Railway Sandboxes: $0.417
- Runloop: $0.317
- 4 vCPU · 8 GiB
- Railway Sandboxes: $0.833
- Runloop: $0.634
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Railway Sandboxes fits when
- You want each sandbox to be a full VM.
- Your code waits a lot: CPU is billed only while it is in use.
Runloop fits when
- You want to pay only for usage, with no plan fee.
- You want each sandbox in its own microVM.
- You use the OpenAI Agents SDK or MCP.
- You want the lower list price: $0.317 against $0.417 an hour for 2 vCPU and 4 GiB.
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