Brimble Sandboxes vs Vercel Sandbox

Vercel Sandbox costs $0.128 per vCPU-hour. Brimble Sandboxes runs gVisor and limits a session to 6 hours. Vercel Sandbox runs Firecracker microVMs and limits a session to 24 hours.

Updated

Brimble Sandboxes

Isolation
gVisor
Free tier
7-day Developer plan trial, card required
Max session
6 hours

Vercel Sandbox

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

What is different

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

Brimble Sandboxes
Vercel Sandbox
Storage
Brimble Sandboxes: Snapshot storage and persistent volumes bill at storage rates
Vercel Sandbox: Snapshots $0.08 per GB-month. Drives $0.05 per GB-month in iad1, plus reads and writes. Hobby includes 15 GB of each.
Free tier
Brimble Sandboxes: 7-day Developer plan trial, card required
Vercel Sandbox: 5 CPU-hours every month
Paid plan from
Brimble Sandboxes: $3 / month
Vercel Sandbox: $20 / month
Billing
Brimble Sandboxes: Per second
Vercel Sandbox: Active CPU time only
Max session
Brimble Sandboxes: 6 hours
Vercel Sandbox: 24 hours
Largest sandbox
Brimble Sandboxes: 4 vCPU · 8 GiB
Vercel Sandbox: 8 vCPU · 16 GiB
Concurrent sandboxes
Brimble Sandboxes: Up to 15
Vercel Sandbox: Up to 10,000
Isolation
Brimble Sandboxes: gVisor
Vercel Sandbox: Firecracker microVM
SDKs
Brimble Sandboxes: JavaScript / TypeScript, Python, Go
Vercel Sandbox: Python, JavaScript / TypeScript
Integrations
Brimble Sandboxes: MCP, Claude Code
Vercel Sandbox: Claude Agent SDK, LangChain, OpenAI Agents SDK, Vercel AI SDK, Claude Code, MCP

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Brimble Sandboxes: Not listed
Vercel Sandbox: $0.128
RAM, per GiB-hour
Brimble Sandboxes: Not listed
Vercel Sandbox: $0.0212
Storage
Brimble Sandboxes: Snapshot storage and persistent volumes bill at storage rates
Vercel Sandbox: Snapshots $0.08 per GB-month. Drives $0.05 per GB-month in iad1, plus reads and writes. Hobby includes 15 GB of each.
Free tier
Brimble Sandboxes: 7-day Developer plan trial, card required
Vercel Sandbox: 5 CPU-hours every month
Paid plan from
Brimble Sandboxes: $3 / month
Vercel Sandbox: $20 / month
Billing
Brimble Sandboxes: Per second
Vercel Sandbox: Active CPU time only

Limits

Max session
Brimble Sandboxes: 6 hours
Vercel Sandbox: 24 hours
Idle stop
Brimble Sandboxes: Not listed
Vercel Sandbox: Not listed
Largest sandbox
Brimble Sandboxes: 4 vCPU · 8 GiB
Vercel Sandbox: 8 vCPU · 16 GiB
Concurrent sandboxes
Brimble Sandboxes: Up to 15
Vercel Sandbox: Up to 10,000

Platform

Isolation
Brimble Sandboxes: gVisor
Vercel Sandbox: Firecracker microVM
GPU
Brimble Sandboxes: Not listed
Vercel Sandbox: Not listed
Snapshots
Brimble Sandboxes:
Vercel Sandbox:
Pause and resume
Brimble Sandboxes:
Vercel Sandbox:

Developer

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

Trust

License
Brimble Sandboxes: Not listed
Vercel Sandbox: Not listed
BYOC
Brimble Sandboxes: Not listed
Vercel Sandbox: Not listed

Hourly cost

One sandbox running for one hour

Brimble Sandboxes
Vercel Sandbox
1 vCPU · 2 GiB
Brimble Sandboxes: Not listed
Vercel Sandbox: $0.170
2 vCPU · 4 GiB
Brimble Sandboxes: Not listed
Vercel Sandbox: $0.341
4 vCPU · 8 GiB
Brimble Sandboxes: Not listed
Vercel Sandbox: $0.682

Compute only, at list rates.

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Which one fits

Based on the fields above

Vercel Sandbox fits when

  • A session must run longer than 6 hours.
  • You want each sandbox in its own microVM.
  • You use the Claude Agent SDK, LangChain, the OpenAI Agents SDK or the Vercel AI SDK.
  • Your code waits a lot: CPU is billed only while it is in use.

More comparisons

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