Declaw vs Sailboxes

Declaw costs $0.0504 per vCPU-hour and Sailboxes costs $0.015 per vCPU-hour. Declaw runs Firecracker microVMs and limits a session to 72 hours. Sailboxes runs full VMs and has no session limit.

Updated

Declaw

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

Sailboxes

Isolation
Full VM
Free tier
$5 credit every month
Max session
No limit

What is different

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

Declaw
Sailboxes
vCPU, per hour
Declaw: $0.0504
Sailboxes: $0.015
RAM, per GiB-hour
Declaw: $0.0162
Sailboxes: $0.008
Storage
Declaw: $0.00015264 per GiB-hour
Sailboxes: $0.0007 per GiB-hour
Free tier
Declaw: $100 sandbox credit, one time
Sailboxes: $5 credit every month
Max session
Declaw: 72 hours
Sailboxes: No limit
Concurrent sandboxes
Declaw: Up to 500
Sailboxes: Up to 5,000
Isolation
Declaw: Firecracker microVM
Sailboxes: Full VM
SDKs
Declaw: Python, TypeScript, Go
Sailboxes: Python, TypeScript, Rust
Integrations
Declaw: LangChain, OpenAI Agents SDK, MCP
Sailboxes: Claude Code

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Declaw: $0.0504
Sailboxes: $0.015
RAM, per GiB-hour
Declaw: $0.0162
Sailboxes: $0.008
Storage
Declaw: $0.00015264 per GiB-hour
Sailboxes: $0.0007 per GiB-hour
Free tier
Declaw: $100 sandbox credit, one time
Sailboxes: $5 credit every month
Paid plan from
Declaw: Pay as you go
Sailboxes: Pay as you go
Billing
Declaw: Per second
Sailboxes: Per second

Limits

Max session
Declaw: 72 hours
Sailboxes: No limit
Idle stop
Declaw: Not listed
Sailboxes: Not listed
Largest sandbox
Declaw: 16 vCPU · 16 GiB
Sailboxes: Not listed
Concurrent sandboxes
Declaw: Up to 500
Sailboxes: Up to 5,000

Platform

Isolation
Declaw: Firecracker microVM
Sailboxes: Full VM
GPU
Declaw: Not listed
Sailboxes: Not listed
Snapshots
Declaw:
Sailboxes:
Pause and resume
Declaw:
Sailboxes:

Developer

SDKs
Declaw: Python, TypeScript, Go
Sailboxes: Python, TypeScript, Rust
Integrations
Declaw: LangChain, OpenAI Agents SDK, MCP
Sailboxes: Claude Code

Trust

License
Declaw: Not listed
Sailboxes: Not listed
BYOC
Declaw: Deploy in your VPC. Book a call.
Sailboxes: Not listed

Hourly cost

One sandbox running for one hour

Declaw
Sailboxes
1 vCPU · 2 GiB
Declaw: $0.083
Sailboxes: $0.031
2 vCPU · 4 GiB
Declaw: $0.166
Sailboxes: $0.062
4 vCPU · 8 GiB
Declaw: $0.331
Sailboxes: $0.124

Compute only, at list rates.

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Which one fits

Based on the fields above

Declaw fits when

  • You want each sandbox in its own microVM.
  • You use LangChain, the OpenAI Agents SDK or MCP.
  • You want the larger free credit: $100 against $5.
  • You need the sandboxes in your own cloud account.

Sailboxes fits when

  • A session must run longer than 72 hours.
  • You want each sandbox to be a full VM.
  • You use Claude Code.
  • You want the lower list price: $0.062 against $0.166 an hour for 2 vCPU and 4 GiB.

More comparisons

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