Collimate vs Railway Sandboxes

Collimate costs $0.04 per vCPU-hour and Railway Sandboxes costs $0.069444 per vCPU-hour. Collimate runs Firecracker microVMs and limits a session to 24 hours. Railway Sandboxes runs full VMs.

Updated

Collimate

Isolation
Firecracker microVM
Free tier
Demo key, free with no card
Max session
24 hours

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.

Collimate
Railway Sandboxes
vCPU, per hour
Collimate: $0.04
Railway Sandboxes: $0.069444
RAM, per GiB-hour
Collimate: $0.012
Railway Sandboxes: $0.069444
Free tier
Collimate: Demo key, free with no card
Railway Sandboxes: $5 trial credit for 30 days
Paid plan from
Collimate: Pay as you go
Railway Sandboxes: $5 / month
Billing
Collimate: Per second
Railway Sandboxes: Active CPU time only
Isolation
Collimate: Firecracker microVM
Railway Sandboxes: Full VM
SDKs
Collimate: Python
Railway Sandboxes: TypeScript
Integrations
Collimate: MCP, Claude Code
Railway Sandboxes: Claude Code

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Collimate: $0.04
Railway Sandboxes: $0.069444
RAM, per GiB-hour
Collimate: $0.012
Railway Sandboxes: $0.069444
Storage
Collimate: $0.10 per GB-month while a sandbox is suspended
Railway Sandboxes: Not listed
Free tier
Collimate: Demo key, free with no card
Railway Sandboxes: $5 trial credit for 30 days
Paid plan from
Collimate: Pay as you go
Railway Sandboxes: $5 / month
Billing
Collimate: Per second
Railway Sandboxes: Active CPU time only

Limits

Max session
Collimate: 24 hours
Railway Sandboxes: Not listed
Idle stop
Collimate: Not listed
Railway Sandboxes: After 30 minutes
Largest sandbox
Collimate: Not listed
Railway Sandboxes: 32 vCPU · 32 GiB
Concurrent sandboxes
Collimate: Up to 100
Railway Sandboxes: Up to 100

Platform

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

Developer

SDKs
Collimate: Python
Railway Sandboxes: TypeScript
Integrations
Collimate: MCP, Claude Code
Railway Sandboxes: Claude Code

Trust

License
Collimate: Not listed
Railway Sandboxes: Not listed
BYOC
Collimate: Enterprise plan
Railway Sandboxes: Not listed

Hourly cost

One sandbox running for one hour

Collimate
Railway Sandboxes
1 vCPU · 2 GiB
Collimate: $0.064
Railway Sandboxes: $0.208
2 vCPU · 4 GiB
Collimate: $0.128
Railway Sandboxes: $0.417
4 vCPU · 8 GiB
Collimate: $0.256
Railway Sandboxes: $0.833

Compute only, at list rates.

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Which one fits

Based on the fields above

Collimate fits when

  • You want to pay only for usage, with no plan fee.
  • You want each sandbox in its own microVM.
  • You use MCP.
  • You want the lower list price: $0.128 against $0.417 an hour for 2 vCPU and 4 GiB.

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 SOC 2 Type II, HIPAA and GDPR.

More comparisons

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