Celesto Cloud vs Railway Sandboxes
Celesto Cloud costs $0.015 per vCPU-hour and Railway Sandboxes costs $0.069444 per vCPU-hour. Celesto Cloud runs microVMs. Railway Sandboxes runs full VMs.
Updated
Celesto Cloud
- Isolation
- MicroVM
- Free tier
- $5 runtime credit, one time, 30 days
- Max session
- Not listed
Railway Sandboxes
- Isolation
- Full VM
- Free tier
- $5 trial credit for 30 days
- Max session
- Not listed
What is different
9 fields differ. The rest are the same or not listed.
Celesto Cloud
Railway Sandboxes
- vCPU, per hour
- Celesto Cloud: $0.015
- Railway Sandboxes: $0.069444
- RAM, per GiB-hour
- Celesto Cloud: Included
- Railway Sandboxes: $0.069444
- Free tier
- Celesto Cloud: $5 runtime credit, one time, 30 days
- Railway Sandboxes: $5 trial credit for 30 days
- Paid plan from
- Celesto Cloud: Pay as you go
- Railway Sandboxes: $5 / month
- Billing
- Celesto Cloud: Bundled machine time
- Railway Sandboxes: Active CPU time only
- Largest sandbox
- Celesto Cloud: 8 vCPU · 32 GiB
- Railway Sandboxes: 32 vCPU · 32 GiB
- Concurrent sandboxes
- Celesto Cloud: Up to 10
- Railway Sandboxes: Up to 100
- Isolation
- Celesto Cloud: MicroVM
- Railway Sandboxes: Full VM
- SDKs
- Celesto Cloud: Python, JavaScript / TypeScript
- Railway Sandboxes: TypeScript
Full comparison
18 fields, at each provider's list price
Celesto Cloudcelesto
Railway Sandboxesrailway
Pricing
- vCPU, per hour
- Celesto Cloud: $0.015
- Railway Sandboxes: $0.069444
- RAM, per GiB-hour
- Celesto Cloud: Included
- Railway Sandboxes: $0.069444
- Storage
- Celesto Cloud: Free
- Railway Sandboxes: Not listed
- Free tier
- Celesto Cloud: $5 runtime credit, one time, 30 days
- Railway Sandboxes: $5 trial credit for 30 days
- Paid plan from
- Celesto Cloud: Pay as you go
- Railway Sandboxes: $5 / month
- Billing
- Celesto Cloud: Bundled machine time
- Railway Sandboxes: Active CPU time only
Limits
- Max session
- Celesto Cloud: Not listed
- Railway Sandboxes: Not listed
- Idle stop
- Celesto Cloud: Not listed
- Railway Sandboxes: After 30 minutes
- Largest sandbox
- Celesto Cloud: 8 vCPU · 32 GiB
- Railway Sandboxes: 32 vCPU · 32 GiB
- Concurrent sandboxes
- Celesto Cloud: Up to 10
- Railway Sandboxes: Up to 100
Platform
- Isolation
- Celesto Cloud: MicroVM
- Railway Sandboxes: Full VM
- GPU
- Celesto Cloud: Not listed
- Railway Sandboxes: Not listed
- Snapshots
- Celesto Cloud:
- Railway Sandboxes:
- Pause and resume
- Celesto Cloud:
- Railway Sandboxes: Not listed
Developer
- SDKs
- Celesto Cloud: Python, JavaScript / TypeScript
- Railway Sandboxes: TypeScript
- Integrations
- Celesto Cloud: MCP, OpenAI Agents SDK
- Railway Sandboxes: Not listed
Trust
- License
- Celesto Cloud: Apache-2.0
- Railway Sandboxes: Not listed
- BYOC
- Celesto Cloud: Not listed
- Railway Sandboxes: Not listed
Hourly cost
One sandbox running for one hour
Celesto Cloud
Railway Sandboxes
- 1 vCPU · 2 GiB
- Celesto Cloud: $0.015
- Railway Sandboxes: $0.208
- 2 vCPU · 4 GiB
- Celesto Cloud: $0.030
- Railway Sandboxes: $0.417
- 4 vCPU · 8 GiB
- Celesto Cloud: $0.060
- Railway Sandboxes: $0.833
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Celesto Cloud fits when
- You want to pay only for usage, with no plan fee.
- You want each sandbox in its own microVM.
- You want an open-source platform (Apache-2.0).
- You use MCP or the OpenAI Agents SDK.
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.
- You need a sandbox larger than 8 vCPU · 32 GiB.
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