Sandbox0 vs Shellbox
Sandbox0 bills memory only, at $0.015 per GiB-hour. Shellbox costs $0.01 per vCPU-hour. Sandbox0 runs gVisor and has no session limit. Shellbox runs Firecracker microVMs and has no session limit.
Updated
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.
Sandbox0
Shellbox
- vCPU, per hour
- Sandbox0: Included
- Shellbox: $0.01
- RAM, per GiB-hour
- Sandbox0: $0.015
- Shellbox: Included
- Storage
- Sandbox0: $0.02 per GiB-month for retained RootFS changes and memory checkpoints. Shared base images are free
- Shellbox: A stopped box costs $0.50 per x1 slot per month
- Billing
- Sandbox0: Memory only
- Shellbox: Bundled machine time
- Concurrent sandboxes
- Sandbox0: Up to 20
- Shellbox: Up to 16
- Isolation
- Sandbox0: gVisor
- Shellbox: Firecracker microVM
- Integrations
- Sandbox0: LangChain, OpenAI Agents SDK
- Shellbox: Claude Code
Full comparison
18 fields, at each provider's list price
Sandbox0sandbox0
Shellboxshellbox
Pricing
- vCPU, per hour
- Sandbox0: Included
- Shellbox: $0.01
- RAM, per GiB-hour
- Sandbox0: $0.015
- Shellbox: Included
- Storage
- Sandbox0: $0.02 per GiB-month for retained RootFS changes and memory checkpoints. Shared base images are free
- Shellbox: A stopped box costs $0.50 per x1 slot per month
- Free tier
- Sandbox0: $5 credit, one time
- Shellbox: Not listed
- Paid plan from
- Sandbox0: Pay as you go
- Shellbox: Pay as you go
- Billing
- Sandbox0: Memory only
- Shellbox: Bundled machine time
Limits
- Max session
- Sandbox0: No limit
- Shellbox: No limit
- Idle stop
- Sandbox0: Not listed
- Shellbox: After 2 minutes
- Largest sandbox
- Sandbox0: Not listed
- Shellbox: 16 vCPU · 32 GiB
- Concurrent sandboxes
- Sandbox0: Up to 20
- Shellbox: Up to 16
Platform
- Isolation
- Sandbox0: gVisor
- Shellbox: Firecracker microVM
- GPU
- Sandbox0: Not listed
- Shellbox: Not listed
- Snapshots
- Sandbox0:
- Shellbox:
- Pause and resume
- Sandbox0:
- Shellbox:
Developer
- SDKs
- Sandbox0: Go, Python, JavaScript / TypeScript
- Shellbox: Not listed
- Integrations
- Sandbox0: LangChain, OpenAI Agents SDK
- Shellbox: Claude Code
Trust
- License
- Sandbox0: Not listed
- Shellbox: Not listed
- BYOC
- Sandbox0: No
- Shellbox: Not listed
Hourly cost
One sandbox running for one hour
Sandbox0
Shellbox
- 1 vCPU · 2 GiB
- Sandbox0: $0.030
- Shellbox: $0.010
- 2 vCPU · 4 GiB
- Sandbox0: $0.060
- Shellbox: $0.020
- 4 vCPU · 8 GiB
- Sandbox0: $0.120
- Shellbox: $0.040
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Sandbox0 fits when
- You use LangChain or the OpenAI Agents SDK.
- You want one rate for memory, with CPU included.
Shellbox fits when
- You want each sandbox in its own microVM.
- You use Claude Code.
- You want the lower list price: $0.020 against $0.060 an hour for 2 vCPU and 4 GiB.
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