Sendblue Sandboxes vs xShellz Agent Shell
Sendblue Sandboxes costs $0.165 per vCPU-hour. Sendblue Sandboxes runs containers. xShellz Agent Shell runs gVisor and has no session limit.
Updated
Sendblue Sandboxes
- Isolation
- Container
- Free tier
- $100 free compute, once per phone number
- Max session
- Not listed
xShellz Agent Shell
- Isolation
- gVisor
- Free tier
- Free plan, 1 box with 0.5 vCPU and 512 MB
- Max session
- No limit
What is different
4 fields differ. The rest are the same or not listed.
Sendblue Sandboxes
xShellz Agent Shell
- Free tier
- Sendblue Sandboxes: $100 free compute, once per phone number
- xShellz Agent Shell: Free plan, 1 box with 0.5 vCPU and 512 MB
- Largest sandbox
- Sendblue Sandboxes: 2 vCPU · 8 GiB
- xShellz Agent Shell: 4 vCPU · 4 GiB
- Isolation
- Sendblue Sandboxes: Container
- xShellz Agent Shell: gVisor
- Pause and resume
- Sendblue Sandboxes: No
- xShellz Agent Shell:
Full comparison
18 fields, at each provider's list price
Sendblue Sandboxessendblue
xShellz Agent Shellxshellz
Pricing
- vCPU, per hour
- Sendblue Sandboxes: $0.165
- xShellz Agent Shell: Not listed
- RAM, per GiB-hour
- Sendblue Sandboxes: Included
- xShellz Agent Shell: Included
- Storage
- Sendblue Sandboxes: Not listed
- xShellz Agent Shell: Free
- Free tier
- Sendblue Sandboxes: $100 free compute, once per phone number
- xShellz Agent Shell: Free plan, 1 box with 0.5 vCPU and 512 MB
- Paid plan from
- Sendblue Sandboxes: Not listed
- xShellz Agent Shell: $10 / month
- Billing
- Sendblue Sandboxes: Bundled machine time
- xShellz Agent Shell: Bundled machine time
Limits
- Max session
- Sendblue Sandboxes: Not listed
- xShellz Agent Shell: No limit
- Idle stop
- Sendblue Sandboxes: After 10 minutes
- xShellz Agent Shell: Not listed
- Largest sandbox
- Sendblue Sandboxes: 2 vCPU · 8 GiB
- xShellz Agent Shell: 4 vCPU · 4 GiB
- Concurrent sandboxes
- Sendblue Sandboxes: Up to 5
- xShellz Agent Shell: Up to 5
Platform
- Isolation
- Sendblue Sandboxes: Container
- xShellz Agent Shell: gVisor
- GPU
- Sendblue Sandboxes: Not listed
- xShellz Agent Shell: Not listed
- Snapshots
- Sendblue Sandboxes: Not listed
- xShellz Agent Shell: Not listed
- Pause and resume
- Sendblue Sandboxes: No
- xShellz Agent Shell:
Developer
- SDKs
- Sendblue Sandboxes: Not listed
- xShellz Agent Shell: Python, JavaScript / TypeScript, Go, Java, Ruby, Rust
- Integrations
- Sendblue Sandboxes: Not listed
- xShellz Agent Shell: MCP, Claude Code
Trust
- License
- Sendblue Sandboxes: Not listed
- xShellz Agent Shell: Not listed
- BYOC
- Sendblue Sandboxes: Not listed
- xShellz Agent Shell: Not listed
Hourly cost
One sandbox running for one hour
Sendblue Sandboxes
xShellz Agent Shell
- 1 vCPU · 2 GiB
- Sendblue Sandboxes: $0.165
- xShellz Agent Shell: Not listed
- 2 vCPU · 4 GiB
- Sendblue Sandboxes: $0.330
- xShellz Agent Shell: Not listed
- 4 vCPU · 8 GiB
- Sendblue Sandboxes: $0.660
- xShellz Agent Shell: Not listed
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Sendblue Sandboxes fits when
- You need SOC 2 Type II and HIPAA.
xShellz Agent Shell fits when
- You use MCP or Claude Code.
- You need pause and resume.
- You need GDPR.
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