Collimate vs Shellbox
Collimate costs $0.04 per vCPU-hour and Shellbox costs $0.01 per vCPU-hour. Collimate runs Firecracker microVMs and limits a session to 24 hours. Shellbox runs Firecracker microVMs and has no session limit.
Updated
Collimate
- Isolation
- Firecracker microVM
- Free tier
- Demo key, free with no card
- Max session
- 24 hours
Shellbox
- Isolation
- Firecracker microVM
- Free tier
- Not listed
- Max session
- No limit
What is different
7 fields differ. The rest are the same or not listed.
Collimate
Shellbox
- vCPU, per hour
- Collimate: $0.04
- Shellbox: $0.01
- RAM, per GiB-hour
- Collimate: $0.012
- Shellbox: Included
- Storage
- Collimate: $0.10 per GB-month while a sandbox is suspended
- Shellbox: A stopped box costs $0.50 per x1 slot per month
- Billing
- Collimate: Per second
- Shellbox: Bundled machine time
- Max session
- Collimate: 24 hours
- Shellbox: No limit
- Concurrent sandboxes
- Collimate: Up to 100
- Shellbox: Up to 16
- Integrations
- Collimate: MCP, Claude Code
- Shellbox: Claude Code
Full comparison
18 fields, at each provider's list price
Collimatecollimate
Shellboxshellbox
Pricing
- vCPU, per hour
- Collimate: $0.04
- Shellbox: $0.01
- RAM, per GiB-hour
- Collimate: $0.012
- Shellbox: Included
- Storage
- Collimate: $0.10 per GB-month while a sandbox is suspended
- Shellbox: A stopped box costs $0.50 per x1 slot per month
- Free tier
- Collimate: Demo key, free with no card
- Shellbox: Not listed
- Paid plan from
- Collimate: Pay as you go
- Shellbox: Pay as you go
- Billing
- Collimate: Per second
- Shellbox: Bundled machine time
Limits
- Max session
- Collimate: 24 hours
- Shellbox: No limit
- Idle stop
- Collimate: Not listed
- Shellbox: After 2 minutes
- Largest sandbox
- Collimate: Not listed
- Shellbox: 16 vCPU · 32 GiB
- Concurrent sandboxes
- Collimate: Up to 100
- Shellbox: Up to 16
Platform
- Isolation
- Collimate: Firecracker microVM
- Shellbox: Firecracker microVM
- GPU
- Collimate: Not listed
- Shellbox: Not listed
- Snapshots
- Collimate:
- Shellbox:
- Pause and resume
- Collimate:
- Shellbox:
Developer
- SDKs
- Collimate: Python
- Shellbox: Not listed
- Integrations
- Collimate: MCP, Claude Code
- Shellbox: Claude Code
Trust
- License
- Collimate: Not listed
- Shellbox: Not listed
- BYOC
- Collimate: Enterprise plan
- Shellbox: Not listed
Hourly cost
One sandbox running for one hour
Collimate
Shellbox
- 1 vCPU · 2 GiB
- Collimate: $0.064
- Shellbox: $0.010
- 2 vCPU · 4 GiB
- Collimate: $0.128
- Shellbox: $0.020
- 4 vCPU · 8 GiB
- Collimate: $0.256
- Shellbox: $0.040
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Collimate fits when
- You use MCP.
- You need the sandboxes in your own cloud account.
Shellbox fits when
- A session must run longer than 24 hours.
- You want the lower list price: $0.020 against $0.128 an hour for 2 vCPU and 4 GiB.
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