Agent37 Cloud vs Railway Sandboxes

Agent37 Cloud costs $0.0011 per vCPU-hour and Railway Sandboxes costs $0.069444 per vCPU-hour. Agent37 Cloud runs gVisor and has no session limit. Railway Sandboxes runs full VMs.

Updated

Agent37 Cloud

Isolation
gVisor
Free tier
$5 starter credit, one time
Max session
No limit

Railway Sandboxes

Isolation
Full VM
Free tier
$5 trial credit for 30 days
Max session
Not listed

What is different

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

Agent37 Cloud
Railway Sandboxes
vCPU, per hour
Agent37 Cloud: $0.0011
Railway Sandboxes: $0.069444
RAM, per GiB-hour
Agent37 Cloud: $0.00096
Railway Sandboxes: $0.069444
Free tier
Agent37 Cloud: $5 starter credit, one time
Railway Sandboxes: $5 trial credit for 30 days
Paid plan from
Agent37 Cloud: Pay as you go
Railway Sandboxes: $5 / month
Billing
Agent37 Cloud: Per second
Railway Sandboxes: Active CPU time only
Largest sandbox
Agent37 Cloud: 16 vCPU · 32 GiB
Railway Sandboxes: 32 vCPU · 32 GiB
Isolation
Agent37 Cloud: gVisor
Railway Sandboxes: Full VM

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Agent37 Cloud: $0.0011
Railway Sandboxes: $0.069444
RAM, per GiB-hour
Agent37 Cloud: $0.00096
Railway Sandboxes: $0.069444
Storage
Agent37 Cloud: $0.00012 per GiB-hour
Railway Sandboxes: Not listed
Free tier
Agent37 Cloud: $5 starter credit, one time
Railway Sandboxes: $5 trial credit for 30 days
Paid plan from
Agent37 Cloud: Pay as you go
Railway Sandboxes: $5 / month
Billing
Agent37 Cloud: Per second
Railway Sandboxes: Active CPU time only

Limits

Max session
Agent37 Cloud: No limit
Railway Sandboxes: Not listed
Idle stop
Agent37 Cloud: Not listed
Railway Sandboxes: After 30 minutes
Largest sandbox
Agent37 Cloud: 16 vCPU · 32 GiB
Railway Sandboxes: 32 vCPU · 32 GiB
Concurrent sandboxes
Agent37 Cloud: Not listed
Railway Sandboxes: Up to 100

Platform

Isolation
Agent37 Cloud: gVisor
Railway Sandboxes: Full VM
GPU
Agent37 Cloud: Not listed
Railway Sandboxes: Not listed
Snapshots
Agent37 Cloud: Not listed
Railway Sandboxes:
Pause and resume
Agent37 Cloud:
Railway Sandboxes: Not listed

Developer

SDKs
Agent37 Cloud: Not listed
Railway Sandboxes: TypeScript
Integrations
Agent37 Cloud: Claude Code
Railway Sandboxes: Claude Code

Trust

License
Agent37 Cloud: Not listed
Railway Sandboxes: Not listed
BYOC
Agent37 Cloud: Not listed
Railway Sandboxes: Not listed

Hourly cost

One sandbox running for one hour

Agent37 Cloud
Railway Sandboxes
1 vCPU · 2 GiB
Agent37 Cloud: $0.003
Railway Sandboxes: $0.208
2 vCPU · 4 GiB
Agent37 Cloud: $0.006
Railway Sandboxes: $0.417
4 vCPU · 8 GiB
Agent37 Cloud: $0.012
Railway Sandboxes: $0.833

Compute only, at list rates.

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Which one fits

Based on the fields above

Agent37 Cloud fits when

  • You want to pay only for usage, with no plan fee.
  • You want the lower list price: $0.006 against $0.417 an hour for 2 vCPU and 4 GiB.
  • You need pause and resume.
  • You need a desktop in the sandbox.

Railway Sandboxes fits when

  • You want each sandbox to be a full VM.
  • You need snapshots.
  • Your code waits a lot: CPU is billed only while it is in use.
  • You need a sandbox larger than 16 vCPU · 32 GiB.

More comparisons

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