Shellbox vs Superserve

Shellbox costs $0.01 per vCPU-hour and Superserve costs $0.0504 per vCPU-hour. Shellbox runs Firecracker microVMs and has no session limit. Superserve runs Firecracker microVMs and has no session limit.

Updated

Shellbox

Isolation
Firecracker microVM
Free tier
Not listed
Max session
No limit

Superserve

Isolation
Firecracker microVM
Free tier
$5 to start, plus $95 when you add billing
Max session
No limit

What is different

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

Shellbox
Superserve
vCPU, per hour
Shellbox: $0.01
Superserve: $0.0504
RAM, per GiB-hour
Shellbox: Included
Superserve: $0.0162
Storage
Shellbox: A stopped box costs $0.50 per x1 slot per month
Superserve: Free
Billing
Shellbox: Bundled machine time
Superserve: Per second
Largest sandbox
Shellbox: 16 vCPU · 32 GiB
Superserve: 16 vCPU · 64 GiB
Concurrent sandboxes
Shellbox: Up to 16
Superserve: Up to 1,000
Integrations
Shellbox: Claude Code
Superserve: Claude Agent SDK, LangChain, OpenAI Agents SDK, MCP, Claude Code

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Shellbox: $0.01
Superserve: $0.0504
RAM, per GiB-hour
Shellbox: Included
Superserve: $0.0162
Storage
Shellbox: A stopped box costs $0.50 per x1 slot per month
Superserve: Free
Free tier
Shellbox: Not listed
Superserve: $5 to start, plus $95 when you add billing
Paid plan from
Shellbox: Pay as you go
Superserve: Pay as you go
Billing
Shellbox: Bundled machine time
Superserve: Per second

Limits

Max session
Shellbox: No limit
Superserve: No limit
Idle stop
Shellbox: After 2 minutes
Superserve: Not listed
Largest sandbox
Shellbox: 16 vCPU · 32 GiB
Superserve: 16 vCPU · 64 GiB
Concurrent sandboxes
Shellbox: Up to 16
Superserve: Up to 1,000

Platform

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

Developer

SDKs
Shellbox: Not listed
Superserve: Python, TypeScript
Integrations
Shellbox: Claude Code
Superserve: Claude Agent SDK, LangChain, OpenAI Agents SDK, MCP, Claude Code

Trust

License
Shellbox: Not listed
Superserve: Not listed
BYOC
Shellbox: Not listed
Superserve: In your AWS, GCP, or Azure account. Enterprise plan.

Hourly cost

One sandbox running for one hour

Shellbox
Superserve
1 vCPU · 2 GiB
Shellbox: $0.010
Superserve: $0.083
2 vCPU · 4 GiB
Shellbox: $0.020
Superserve: $0.166
4 vCPU · 8 GiB
Shellbox: $0.040
Superserve: $0.331

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.

Superserve fits when

  • You use the Claude Agent SDK, LangChain, the OpenAI Agents SDK or MCP.
  • You need a desktop in the sandbox.
  • You need the sandboxes in your own cloud account.
  • You need a sandbox larger than 16 vCPU · 32 GiB.

More comparisons

See all comparisons

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