Declaw vs Watasu

Declaw costs $0.0504 per vCPU-hour. Declaw runs Firecracker microVMs and limits a session to 72 hours. Watasu limits a session to 24 hours.

Updated

Declaw

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

Watasu

Isolation
Not listed
Free tier
Free Basic plan
Max session
24 hours

What is different

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

Declaw
Watasu
Storage
Declaw: $0.00015264 per GiB-hour
Watasu: Retained disks €0.10 per GiB per month while the sandbox is stopped. Checkpoints and templates €0.03 per GiB per month.
Free tier
Declaw: $100 sandbox credit, one time
Watasu: Free Basic plan
Max session
Declaw: 72 hours
Watasu: 24 hours
Largest sandbox
Declaw: 16 vCPU · 16 GiB
Watasu: 8 vCPU · 8 GiB
Concurrent sandboxes
Declaw: Up to 500
Watasu: Up to 100

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Declaw: $0.0504
Watasu: Not listed
RAM, per GiB-hour
Declaw: $0.0162
Watasu: Not listed
Storage
Declaw: $0.00015264 per GiB-hour
Watasu: Retained disks €0.10 per GiB per month while the sandbox is stopped. Checkpoints and templates €0.03 per GiB per month.
Free tier
Declaw: $100 sandbox credit, one time
Watasu: Free Basic plan
Paid plan from
Declaw: Pay as you go
Watasu: Not listed
Billing
Declaw: Per second
Watasu: Per second

Limits

Max session
Declaw: 72 hours
Watasu: 24 hours
Idle stop
Declaw: Not listed
Watasu: Not listed
Largest sandbox
Declaw: 16 vCPU · 16 GiB
Watasu: 8 vCPU · 8 GiB
Concurrent sandboxes
Declaw: Up to 500
Watasu: Up to 100

Platform

Isolation
Declaw: Firecracker microVM
Watasu: Not listed
GPU
Declaw: Not listed
Watasu: Not listed
Snapshots
Declaw:
Watasu:
Pause and resume
Declaw:
Watasu:

Developer

SDKs
Declaw: Python, TypeScript, Go
Watasu: Not listed
Integrations
Declaw: LangChain, OpenAI Agents SDK, MCP
Watasu: Not listed

Trust

License
Declaw: Not listed
Watasu: Not listed
BYOC
Declaw: Bring Your Own Cloud. Deploy in your VPC.
Watasu: Not listed

Hourly cost

One sandbox running for one hour

Declaw
Watasu
1 vCPU · 2 GiB
Declaw: $0.083
Watasu: Not listed
2 vCPU · 4 GiB
Declaw: $0.166
Watasu: Not listed
4 vCPU · 8 GiB
Declaw: $0.331
Watasu: Not listed

Compute only, at list rates.

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Which one fits

Based on the fields above

Declaw fits when

  • A session must run longer than 24 hours.
  • You use LangChain, the OpenAI Agents SDK or MCP.
  • You need the sandboxes in your own cloud account.
  • You need a sandbox larger than 8 vCPU · 8 GiB.

More comparisons

See all comparisons

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