Shellbox vs Thunder Sandboxes

Shellbox costs $0.01 per vCPU-hour and Thunder Sandboxes costs $0.051 per vCPU-hour. Shellbox runs Firecracker microVMs and has no session limit. Thunder Sandboxes runs Firecracker microVMs, offers GPUs and has no session limit.

Updated

Shellbox

Isolation
Firecracker microVM
Free tier
Not listed
Max session
No limit

Thunder Sandboxes

Isolation
Firecracker microVM
Free tier
Not listed
Max session
No limit

What is different

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

Shellbox
Thunder Sandboxes
vCPU, per hour
Shellbox: $0.01
Thunder Sandboxes: $0.051
RAM, per GiB-hour
Shellbox: Included
Thunder Sandboxes: $0.016
Storage
Shellbox: A stopped box costs $0.50 per x1 slot per month
Thunder Sandboxes: $0.00012 per GiB-hour
Billing
Shellbox: Bundled machine time
Thunder Sandboxes: Per second
Integrations
Shellbox: Claude Code
Thunder Sandboxes: MCP, Claude Code

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Shellbox: $0.01
Thunder Sandboxes: $0.051
RAM, per GiB-hour
Shellbox: Included
Thunder Sandboxes: $0.016
Storage
Shellbox: A stopped box costs $0.50 per x1 slot per month
Thunder Sandboxes: $0.00012 per GiB-hour
Free tier
Shellbox: Not listed
Thunder Sandboxes: Not listed
Paid plan from
Shellbox: Pay as you go
Thunder Sandboxes: Not listed
Billing
Shellbox: Bundled machine time
Thunder Sandboxes: Per second

Limits

Max session
Shellbox: No limit
Thunder Sandboxes: No limit
Idle stop
Shellbox: After 2 minutes
Thunder Sandboxes: Not listed
Largest sandbox
Shellbox: 16 vCPU · 32 GiB
Thunder Sandboxes: Not listed
Concurrent sandboxes
Shellbox: Up to 16
Thunder Sandboxes: Not listed

Platform

Isolation
Shellbox: Firecracker microVM
Thunder Sandboxes: Firecracker microVM
GPU
Shellbox: Not listed
Thunder Sandboxes:
Snapshots
Shellbox:
Thunder Sandboxes: Not listed
Pause and resume
Shellbox:
Thunder Sandboxes: Not listed

Developer

SDKs
Shellbox: Not listed
Thunder Sandboxes: Python
Integrations
Shellbox: Claude Code
Thunder Sandboxes: MCP, Claude Code

Trust

License
Shellbox: Not listed
Thunder Sandboxes: Not listed
BYOC
Shellbox: Not listed
Thunder Sandboxes: Not listed

Hourly cost

One sandbox running for one hour

Shellbox
Thunder Sandboxes
1 vCPU · 2 GiB
Shellbox: $0.010
Thunder Sandboxes: $0.083
2 vCPU · 4 GiB
Shellbox: $0.020
Thunder Sandboxes: $0.166
4 vCPU · 8 GiB
Shellbox: $0.040
Thunder Sandboxes: $0.332

Compute only, at list rates.

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Which one fits

Based on the fields above

Shellbox fits when

  • You want the lower list price: $0.020 against $0.166 an hour for 2 vCPU and 4 GiB.
  • You need snapshots.
  • You need pause and resume.

Thunder Sandboxes fits when

  • You need GPUs.
  • You use MCP.
  • You need SOC 2 Type II and GDPR.

More comparisons

See all comparisons

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