PandaStack Sandbox vs Railway Sandboxes

PandaStack Sandbox costs $0.054 per vCPU-hour and Railway Sandboxes costs $0.069444 per vCPU-hour. PandaStack Sandbox runs Firecracker microVMs and has no session limit. Railway Sandboxes runs full VMs.

Updated

PandaStack Sandbox

Isolation
Firecracker microVM
Free tier
$5.40 usage credit every month
Max session
No limit

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.

PandaStack Sandbox
Railway Sandboxes
vCPU, per hour
PandaStack Sandbox: $0.054
Railway Sandboxes: $0.069444
RAM, per GiB-hour
PandaStack Sandbox: $0.0162
Railway Sandboxes: $0.069444
Free tier
PandaStack Sandbox: $5.40 usage credit every month
Railway Sandboxes: $5 trial credit for 30 days
Paid plan from
PandaStack Sandbox: $20 / month
Railway Sandboxes: $5 / month
Idle stop
PandaStack Sandbox: After 60 minutes
Railway Sandboxes: After 30 minutes
Largest sandbox
PandaStack Sandbox: 8 vCPU · 64 GiB
Railway Sandboxes: 32 vCPU · 32 GiB
Concurrent sandboxes
PandaStack Sandbox: Up to 500
Railway Sandboxes: Up to 100
Isolation
PandaStack Sandbox: Firecracker microVM
Railway Sandboxes: Full VM
SDKs
PandaStack Sandbox: Python, TypeScript
Railway Sandboxes: TypeScript

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
PandaStack Sandbox: $0.054
Railway Sandboxes: $0.069444
RAM, per GiB-hour
PandaStack Sandbox: $0.0162
Railway Sandboxes: $0.069444
Storage
PandaStack Sandbox: $0.15 per GiB-month beyond the plan volume quota
Railway Sandboxes: Not listed
Free tier
PandaStack Sandbox: $5.40 usage credit every month
Railway Sandboxes: $5 trial credit for 30 days
Paid plan from
PandaStack Sandbox: $20 / month
Railway Sandboxes: $5 / month
Billing
PandaStack Sandbox: Active CPU time only
Railway Sandboxes: Active CPU time only

Limits

Max session
PandaStack Sandbox: No limit
Railway Sandboxes: Not listed
Idle stop
PandaStack Sandbox: After 60 minutes
Railway Sandboxes: After 30 minutes
Largest sandbox
PandaStack Sandbox: 8 vCPU · 64 GiB
Railway Sandboxes: 32 vCPU · 32 GiB
Concurrent sandboxes
PandaStack Sandbox: Up to 500
Railway Sandboxes: Up to 100

Platform

Isolation
PandaStack Sandbox: Firecracker microVM
Railway Sandboxes: Full VM
GPU
PandaStack Sandbox: Not listed
Railway Sandboxes: Not listed
Snapshots
PandaStack Sandbox:
Railway Sandboxes:
Pause and resume
PandaStack Sandbox:
Railway Sandboxes: Not listed

Developer

SDKs
PandaStack Sandbox: Python, TypeScript
Railway Sandboxes: TypeScript
Integrations
PandaStack Sandbox: LangChain, OpenAI Agents SDK, Vercel AI SDK, MCP
Railway Sandboxes: Not listed

Trust

License
PandaStack Sandbox: Apache-2.0
Railway Sandboxes: Not listed
BYOC
PandaStack Sandbox: Enterprise plan, BYO-VPC
Railway Sandboxes: Not listed

Hourly cost

One sandbox running for one hour

PandaStack Sandbox
Railway Sandboxes
1 vCPU · 2 GiB
PandaStack Sandbox: $0.086
Railway Sandboxes: $0.208
2 vCPU · 4 GiB
PandaStack Sandbox: $0.173
Railway Sandboxes: $0.417
4 vCPU · 8 GiB
PandaStack Sandbox: $0.346
Railway Sandboxes: $0.833

Compute only, at list rates.

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Which one fits

Based on the fields above

PandaStack Sandbox fits when

  • You want each sandbox in its own microVM.
  • You want an open-source platform (Apache-2.0) that you can self-host.
  • You use LangChain, the OpenAI Agents SDK, the Vercel AI SDK or MCP.
  • You want the lower list price: $0.173 against $0.417 an hour for 2 vCPU and 4 GiB.

Railway Sandboxes fits when

  • You want each sandbox to be a full VM.

More comparisons

See all comparisons

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