Declaw vs xShellz Agent Shell

Declaw costs $0.0504 per vCPU-hour. Declaw runs Firecracker microVMs and limits a session to 72 hours. xShellz Agent Shell runs gVisor and has no session limit.

Updated

Declaw

Isolation
Firecracker microVM
Free tier
$100 sandbox credit, one time
Max session
72 hours

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

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

Declaw
xShellz Agent Shell
RAM, per GiB-hour
Declaw: $0.0162
xShellz Agent Shell: Included
Storage
Declaw: $0.00015264 per GiB-hour
xShellz Agent Shell: Free
Free tier
Declaw: $100 sandbox credit, one time
xShellz Agent Shell: Free plan, 1 box with 0.5 vCPU and 512 MB
Paid plan from
Declaw: Pay as you go
xShellz Agent Shell: $10 / month
Billing
Declaw: Per second
xShellz Agent Shell: Bundled machine time
Max session
Declaw: 72 hours
xShellz Agent Shell: No limit
Largest sandbox
Declaw: 16 vCPU · 16 GiB
xShellz Agent Shell: 4 vCPU · 4 GiB
Concurrent sandboxes
Declaw: Up to 500
xShellz Agent Shell: Up to 5
Isolation
Declaw: Firecracker microVM
xShellz Agent Shell: gVisor
SDKs
Declaw: Python, TypeScript, Go
xShellz Agent Shell: Python, JavaScript / TypeScript, Go, Java, Ruby, Rust
Integrations
Declaw: LangChain, OpenAI Agents SDK, MCP
xShellz Agent Shell: MCP, Claude Code

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Declaw: $0.0504
xShellz Agent Shell: Not listed
RAM, per GiB-hour
Declaw: $0.0162
xShellz Agent Shell: Included
Storage
Declaw: $0.00015264 per GiB-hour
xShellz Agent Shell: Free
Free tier
Declaw: $100 sandbox credit, one time
xShellz Agent Shell: Free plan, 1 box with 0.5 vCPU and 512 MB
Paid plan from
Declaw: Pay as you go
xShellz Agent Shell: $10 / month
Billing
Declaw: Per second
xShellz Agent Shell: Bundled machine time

Limits

Max session
Declaw: 72 hours
xShellz Agent Shell: No limit
Idle stop
Declaw: Not listed
xShellz Agent Shell: Not listed
Largest sandbox
Declaw: 16 vCPU · 16 GiB
xShellz Agent Shell: 4 vCPU · 4 GiB
Concurrent sandboxes
Declaw: Up to 500
xShellz Agent Shell: Up to 5

Platform

Isolation
Declaw: Firecracker microVM
xShellz Agent Shell: gVisor
GPU
Declaw: Not listed
xShellz Agent Shell: Not listed
Snapshots
Declaw:
xShellz Agent Shell: Not listed
Pause and resume
Declaw:
xShellz Agent Shell:

Developer

SDKs
Declaw: Python, TypeScript, Go
xShellz Agent Shell: Python, JavaScript / TypeScript, Go, Java, Ruby, Rust
Integrations
Declaw: LangChain, OpenAI Agents SDK, MCP
xShellz Agent Shell: MCP, Claude Code

Trust

License
Declaw: Not listed
xShellz Agent Shell: Not listed
BYOC
Declaw: Enterprise on-prem in your cloud account or data center. The Declaw team runs it.
xShellz Agent Shell: Not listed

Hourly cost

One sandbox running for one hour

Declaw
xShellz Agent Shell
1 vCPU · 2 GiB
Declaw: $0.083
xShellz Agent Shell: Not listed
2 vCPU · 4 GiB
Declaw: $0.166
xShellz Agent Shell: Not listed
4 vCPU · 8 GiB
Declaw: $0.331
xShellz Agent Shell: Not listed

Compute only, at list rates.

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Which one fits

Based on the fields above

Declaw fits when

  • You want to pay only for usage, with no plan fee.
  • You want each sandbox in its own microVM.
  • You use LangChain or the OpenAI Agents SDK.
  • You need snapshots.

xShellz Agent Shell fits when

  • A session must run longer than 72 hours.
  • You use Claude Code.
  • You need GDPR.

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