Cloudflare Sandbox vs Declaw

Cloudflare Sandbox costs $0.072 per vCPU-hour and Declaw costs $0.0504 per vCPU-hour. Cloudflare Sandbox runs Firecracker microVMs. Declaw runs Firecracker microVMs and limits a session to 72 hours.

Updated

Cloudflare Sandbox

Isolation
Firecracker microVM
Free tier
None
Max session
Not listed

Declaw

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

What is different

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

Cloudflare Sandbox
Declaw
vCPU, per hour
Cloudflare Sandbox: $0.072
Declaw: $0.0504
RAM, per GiB-hour
Cloudflare Sandbox: $0.009
Declaw: $0.0162
Storage
Cloudflare Sandbox: $0.000252 per GiB-hour
Declaw: $0.00015264 per GiB-hour
Free tier
Cloudflare Sandbox: None
Declaw: $100 sandbox credit, one time
Paid plan from
Cloudflare Sandbox: $5 / month
Declaw: Pay as you go
Billing
Cloudflare Sandbox: Active CPU time only
Declaw: Per second
Largest sandbox
Cloudflare Sandbox: 4 vCPU · 12 GiB
Declaw: 16 vCPU · 16 GiB
SDKs
Cloudflare Sandbox: TypeScript
Declaw: Python, TypeScript, Go

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Cloudflare Sandbox: $0.072
Declaw: $0.0504
RAM, per GiB-hour
Cloudflare Sandbox: $0.009
Declaw: $0.0162
Storage
Cloudflare Sandbox: $0.000252 per GiB-hour
Declaw: $0.00015264 per GiB-hour
Free tier
Cloudflare Sandbox: None
Declaw: $100 sandbox credit, one time
Paid plan from
Cloudflare Sandbox: $5 / month
Declaw: Pay as you go
Billing
Cloudflare Sandbox: Active CPU time only
Declaw: Per second

Limits

Max session
Cloudflare Sandbox: Not listed
Declaw: 72 hours
Idle stop
Cloudflare Sandbox: Not listed
Declaw: Not listed
Largest sandbox
Cloudflare Sandbox: 4 vCPU · 12 GiB
Declaw: 16 vCPU · 16 GiB
Concurrent sandboxes
Cloudflare Sandbox: Not listed
Declaw: Up to 500

Platform

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

Developer

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

Trust

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

Hourly cost

One sandbox running for one hour

Cloudflare Sandbox
Declaw
1 vCPU · 2 GiB
Cloudflare Sandbox: $0.090
Declaw: $0.083
2 vCPU · 4 GiB
Cloudflare Sandbox: $0.180
Declaw: $0.166
4 vCPU · 8 GiB
Cloudflare Sandbox: $0.360
Declaw: $0.331

Compute only, at list rates.

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Which one fits

Based on the fields above

Cloudflare Sandbox fits when

  • Your code waits a lot: CPU is billed only while it is in use.

Declaw fits when

  • 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 $0.180 an hour for 2 vCPU and 4 GiB.
  • You want to start without paying.

More comparisons

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