HopX vs Vercel Sandbox

HopX costs $0.0504 per vCPU-hour and Vercel Sandbox costs $0.128 per vCPU-hour. HopX runs Firecracker microVMs and has no session limit. Vercel Sandbox runs Firecracker microVMs and limits a session to 24 hours.

Updated

HopX

Isolation
Firecracker microVM
Free tier
$200 credit
Max session
No limit

Vercel Sandbox

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

What is different

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

HopX
Vercel Sandbox
vCPU, per hour
HopX: $0.0504
Vercel Sandbox: $0.128
RAM, per GiB-hour
HopX: $0.0162
Vercel Sandbox: $0.0212
Storage
HopX: $0.000108 per GiB-hour
Vercel Sandbox: On Pro, snapshots $0.08 per GB-month and drives $0.05 per GB-month (beta).
Free tier
HopX: $200 credit
Vercel Sandbox: 5 CPU-hours every month
Paid plan from
HopX: Pay as you go
Vercel Sandbox: $20 / month
Billing
HopX: Per second
Vercel Sandbox: Active CPU time only
Max session
HopX: No limit
Vercel Sandbox: 24 hours
SDKs
HopX: Python, JavaScript
Vercel Sandbox: Python, JavaScript / TypeScript
Integrations
HopX: 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
HopX: $0.0504
Vercel Sandbox: $0.128
RAM, per GiB-hour
HopX: $0.0162
Vercel Sandbox: $0.0212
Storage
HopX: $0.000108 per GiB-hour
Vercel Sandbox: On Pro, snapshots $0.08 per GB-month and drives $0.05 per GB-month (beta).
Free tier
HopX: $200 credit
Vercel Sandbox: 5 CPU-hours every month
Paid plan from
HopX: Pay as you go
Vercel Sandbox: $20 / month
Billing
HopX: Per second
Vercel Sandbox: Active CPU time only

Limits

Max session
HopX: No limit
Vercel Sandbox: 24 hours
Idle stop
HopX: Not listed
Vercel Sandbox: Not listed
Largest sandbox
HopX: Not listed
Vercel Sandbox: 8 vCPU · 16 GiB
Concurrent sandboxes
HopX: Not listed
Vercel Sandbox: Up to 10,000

Platform

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

Developer

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

Trust

License
HopX: Not listed
Vercel Sandbox: Not listed
BYOC
HopX: Not listed
Vercel Sandbox: Not listed

Hourly cost

One sandbox running for one hour

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

Compute only, at list rates.

Open the calculator

Which one fits

Based on the fields above

HopX 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, LangChain, the OpenAI Agents SDK or the Vercel AI SDK.
  • You need snapshots.
  • Your code waits a lot: CPU is billed only while it is in use.
  • You need SOC 2 Type II.

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