PandaStack Sandbox vs Shellbox
PandaStack Sandbox costs $0.054 per vCPU-hour and Shellbox costs $0.01 per vCPU-hour. PandaStack Sandbox runs Firecracker microVMs and has no session limit. Shellbox runs Firecracker microVMs and has no session limit.
Updated
PandaStack Sandbox
- Isolation
- Firecracker microVM
- Free tier
- $5.40 usage credit every month
- Max session
- No limit
Shellbox
- Isolation
- Firecracker microVM
- Free tier
- Not listed
- Max session
- No limit
What is different
9 fields differ. The rest are the same or not listed.
PandaStack Sandbox
Shellbox
- vCPU, per hour
- PandaStack Sandbox: $0.054
- Shellbox: $0.01
- RAM, per GiB-hour
- PandaStack Sandbox: $0.0162
- Shellbox: Included
- Storage
- PandaStack Sandbox: $0.15 per GiB-month beyond the plan volume quota (1 GiB on Free, 100 GiB on Pro, 2.5 TiB on Team). Hibernated state is free for now
- Shellbox: A stopped box costs $0.50 per x1 slot per month
- Paid plan from
- PandaStack Sandbox: $20 / month
- Shellbox: Pay as you go
- Billing
- PandaStack Sandbox: Active CPU time only
- Shellbox: Bundled machine time
- Idle stop
- PandaStack Sandbox: After 60 minutes
- Shellbox: After 2 minutes
- Largest sandbox
- PandaStack Sandbox: 8 vCPU · 64 GiB
- Shellbox: 16 vCPU · 32 GiB
- Concurrent sandboxes
- PandaStack Sandbox: Up to 500
- Shellbox: Up to 16
- Integrations
- PandaStack Sandbox: LangChain, OpenAI Agents SDK, Vercel AI SDK, MCP
- Shellbox: Claude Code
Full comparison
18 fields, at each provider's list price
PandaStack Sandboxpandastack
Shellboxshellbox
Pricing
- vCPU, per hour
- PandaStack Sandbox: $0.054
- Shellbox: $0.01
- RAM, per GiB-hour
- PandaStack Sandbox: $0.0162
- Shellbox: Included
- Storage
- PandaStack Sandbox: $0.15 per GiB-month beyond the plan volume quota (1 GiB on Free, 100 GiB on Pro, 2.5 TiB on Team). Hibernated state is free for now
- Shellbox: A stopped box costs $0.50 per x1 slot per month
- Free tier
- PandaStack Sandbox: $5.40 usage credit every month
- Shellbox: Not listed
- Paid plan from
- PandaStack Sandbox: $20 / month
- Shellbox: Pay as you go
- Billing
- PandaStack Sandbox: Active CPU time only
- Shellbox: Bundled machine time
Limits
- Max session
- PandaStack Sandbox: No limit
- Shellbox: No limit
- Idle stop
- PandaStack Sandbox: After 60 minutes
- Shellbox: After 2 minutes
- Largest sandbox
- PandaStack Sandbox: 8 vCPU · 64 GiB
- Shellbox: 16 vCPU · 32 GiB
- Concurrent sandboxes
- PandaStack Sandbox: Up to 500
- Shellbox: Up to 16
Platform
- Isolation
- PandaStack Sandbox: Firecracker microVM
- Shellbox: Firecracker microVM
- GPU
- PandaStack Sandbox: Not listed
- Shellbox: Not listed
- Snapshots
- PandaStack Sandbox:
- Shellbox:
- Pause and resume
- PandaStack Sandbox:
- Shellbox:
Developer
- SDKs
- PandaStack Sandbox: Python, TypeScript
- Shellbox: Not listed
- Integrations
- PandaStack Sandbox: LangChain, OpenAI Agents SDK, Vercel AI SDK, MCP
- Shellbox: Claude Code
Trust
- License
- PandaStack Sandbox: Apache-2.0
- Shellbox: Not listed
- BYOC
- PandaStack Sandbox: Enterprise plan, BYO-VPC
- Shellbox: Not listed
Hourly cost
One sandbox running for one hour
PandaStack Sandbox
Shellbox
- 1 vCPU · 2 GiB
- PandaStack Sandbox: $0.086
- Shellbox: $0.010
- 2 vCPU · 4 GiB
- PandaStack Sandbox: $0.173
- Shellbox: $0.020
- 4 vCPU · 8 GiB
- PandaStack Sandbox: $0.346
- Shellbox: $0.040
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
PandaStack Sandbox fits when
- You want an open-source platform (Apache-2.0) that you can self-host.
- You use LangChain, the OpenAI Agents SDK, the Vercel AI SDK or MCP.
- You need the sandboxes in your own cloud account.
- Your code waits a lot: CPU is billed only while it is in use.
Shellbox fits when
- You want to pay only for usage, with no plan fee.
- You use Claude Code.
- You want the lower list price: $0.020 against $0.173 an hour for 2 vCPU and 4 GiB.
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