Declaw vs Deno Sandbox

Declaw costs $0.0504 per vCPU-hour and Deno Sandbox costs $0.10 per vCPU-hour. Declaw runs Firecracker microVMs and limits a session to 72 hours. Deno Sandbox runs Firecracker microVMs and limits a session to 30 minutes.

Updated

Declaw

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

Deno Sandbox

Isolation
Firecracker microVM
Free tier
Not listed
Max session
30 minutes

What is different

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

Declaw
Deno Sandbox
vCPU, per hour
Declaw: $0.0504
Deno Sandbox: $0.10
RAM, per GiB-hour
Declaw: $0.0162
Deno Sandbox: $0.025
Storage
Declaw: $0.00015264 per GiB-hour
Deno Sandbox: Volumes $0.20 per GiB-month after plan allowance. Volumes 300 MB to 20 GB.
Paid plan from
Declaw: Pay as you go
Deno Sandbox: $20 / month
Billing
Declaw: Per second
Deno Sandbox: Active CPU time only
Max session
Declaw: 72 hours
Deno Sandbox: 30 minutes
Largest sandbox
Declaw: 16 vCPU · 16 GiB
Deno Sandbox: 2 vCPU · 4 GiB
Concurrent sandboxes
Declaw: Up to 500
Deno Sandbox: Up to 20
SDKs
Declaw: Python, TypeScript, Go
Deno Sandbox: JavaScript / TypeScript, Python

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Declaw: $0.0504
Deno Sandbox: $0.10
RAM, per GiB-hour
Declaw: $0.0162
Deno Sandbox: $0.025
Storage
Declaw: $0.00015264 per GiB-hour
Deno Sandbox: Volumes $0.20 per GiB-month after plan allowance. Volumes 300 MB to 20 GB.
Free tier
Declaw: $100 sandbox credit, one time
Deno Sandbox: Not listed
Paid plan from
Declaw: Pay as you go
Deno Sandbox: $20 / month
Billing
Declaw: Per second
Deno Sandbox: Active CPU time only

Limits

Max session
Declaw: 72 hours
Deno Sandbox: 30 minutes
Idle stop
Declaw: Not listed
Deno Sandbox: Not listed
Largest sandbox
Declaw: 16 vCPU · 16 GiB
Deno Sandbox: 2 vCPU · 4 GiB
Concurrent sandboxes
Declaw: Up to 500
Deno Sandbox: Up to 20

Platform

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

Developer

SDKs
Declaw: Python, TypeScript, Go
Deno Sandbox: JavaScript / TypeScript, Python
Integrations
Declaw: LangChain, OpenAI Agents SDK, MCP
Deno Sandbox: Not listed

Trust

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

Hourly cost

One sandbox running for one hour

Declaw
Deno Sandbox
1 vCPU · 2 GiB
Declaw: $0.083
Deno Sandbox: $0.150
2 vCPU · 4 GiB
Declaw: $0.166
Deno Sandbox: $0.300
4 vCPU · 8 GiB
Declaw: $0.331
Deno Sandbox: $0.600

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 30 minutes.
  • You want to pay only for usage, with no plan fee.
  • You use LangChain, the OpenAI Agents SDK or MCP.
  • You want the lower list price: $0.166 against $0.300 an hour for 2 vCPU and 4 GiB.

Deno Sandbox fits when

  • Your code waits a lot: CPU is billed only while it is in use.
  • You need SOC 2, ISO 27001 and HIPAA.

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