Declaw vs Vercel Sandbox

Declaw costs $0.0504 per vCPU-hour and Vercel Sandbox costs $0.128 per vCPU-hour. Declaw runs Firecracker microVMs and limits a session to 72 hours. Vercel Sandbox runs Firecracker microVMs and limits a session to 24 hours.

Updated

Declaw

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

Vercel Sandbox

Isolation
Firecracker microVM
Free tier
5 CPU-hours every month
Max session
24 hours

What is different

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

Declaw
Vercel Sandbox
vCPU, per hour
Declaw: $0.0504
Vercel Sandbox: $0.128
RAM, per GiB-hour
Declaw: $0.0162
Vercel Sandbox: $0.0212
Storage
Declaw: $0.00015264 per GiB-hour
Vercel Sandbox: On Pro, snapshots $0.08 per GB-month and drives $0.05 per GB-month (beta).
Free tier
Declaw: $100 sandbox credit, one time
Vercel Sandbox: 5 CPU-hours every month
Paid plan from
Declaw: Pay as you go
Vercel Sandbox: $20 / month
Billing
Declaw: Per second
Vercel Sandbox: Active CPU time only
Max session
Declaw: 72 hours
Vercel Sandbox: 24 hours
Largest sandbox
Declaw: 16 vCPU · 16 GiB
Vercel Sandbox: 8 vCPU · 16 GiB
Concurrent sandboxes
Declaw: Up to 500
Vercel Sandbox: Up to 10,000
SDKs
Declaw: Python, TypeScript, Go
Vercel Sandbox: Python, JavaScript / TypeScript
Integrations
Declaw: LangChain, OpenAI Agents SDK, MCP
Vercel Sandbox: Claude Agent SDK, LangChain, OpenAI Agents SDK, Vercel AI SDK

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Declaw: $0.0504
Vercel Sandbox: $0.128
RAM, per GiB-hour
Declaw: $0.0162
Vercel Sandbox: $0.0212
Storage
Declaw: $0.00015264 per GiB-hour
Vercel Sandbox: On Pro, snapshots $0.08 per GB-month and drives $0.05 per GB-month (beta).
Free tier
Declaw: $100 sandbox credit, one time
Vercel Sandbox: 5 CPU-hours every month
Paid plan from
Declaw: Pay as you go
Vercel Sandbox: $20 / month
Billing
Declaw: Per second
Vercel Sandbox: Active CPU time only

Limits

Max session
Declaw: 72 hours
Vercel Sandbox: 24 hours
Idle stop
Declaw: Not listed
Vercel Sandbox: Not listed
Largest sandbox
Declaw: 16 vCPU · 16 GiB
Vercel Sandbox: 8 vCPU · 16 GiB
Concurrent sandboxes
Declaw: Up to 500
Vercel Sandbox: Up to 10,000

Platform

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

Developer

SDKs
Declaw: Python, TypeScript, Go
Vercel Sandbox: Python, JavaScript / TypeScript
Integrations
Declaw: LangChain, OpenAI Agents SDK, MCP
Vercel Sandbox: Claude Agent SDK, LangChain, OpenAI Agents SDK, Vercel AI SDK

Trust

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

Hourly cost

One sandbox running for one hour

Declaw
Vercel Sandbox
1 vCPU · 2 GiB
Declaw: $0.083
Vercel Sandbox: $0.170
2 vCPU · 4 GiB
Declaw: $0.166
Vercel Sandbox: $0.341
4 vCPU · 8 GiB
Declaw: $0.331
Vercel Sandbox: $0.682

Compute only, at list rates.

Open the calculator

Which one fits

Based on the fields above

Declaw fits when

  • A session must run longer than 24 hours.
  • You want to pay only for usage, with no plan fee.
  • You use MCP.
  • You want the lower list price: $0.166 against $0.341 an hour for 2 vCPU and 4 GiB.

Vercel Sandbox fits when

  • You use the Claude Agent SDK or the Vercel AI SDK.
  • Your code waits a lot: CPU is billed only while it is in use.
  • You need SOC 2 Type II.

More comparisons

See all comparisons

Related