OpenPond Sandboxes vs Upstash Box

OpenPond Sandboxes costs $0.072 per vCPU-hour and Upstash Box costs $0.10 per vCPU-hour. OpenPond Sandboxes runs Firecracker microVMs. Upstash Box runs containers.

Updated

OpenPond Sandboxes

Isolation
Firecracker microVM
Free tier
Free plan with limited monthly usage, 1 sandbox at a time
Max session
Not listed

Upstash Box

Isolation
Container
Free tier
Free plan, 5 CPU hours per month
Max session
Not listed

What is different

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

OpenPond Sandboxes
Upstash Box
vCPU, per hour
OpenPond Sandboxes: $0.072
Upstash Box: $0.10
RAM, per GiB-hour
OpenPond Sandboxes: $0.0234
Upstash Box: Included
Storage
OpenPond Sandboxes: $0.00012 per GiB-hour
Upstash Box: $0.10 per GB per month, including snapshots. Included on Fixed.
Free tier
OpenPond Sandboxes: Free plan with limited monthly usage, 1 sandbox at a time
Upstash Box: Free plan, 5 CPU hours per month
Paid plan from
OpenPond Sandboxes: $10 / month
Upstash Box: Pay as you go
Billing
OpenPond Sandboxes: Per second
Upstash Box: Active CPU time only
Idle stop
OpenPond Sandboxes: After 15 minutes
Upstash Box: After 360 minutes
Concurrent sandboxes
OpenPond Sandboxes: Up to 10
Upstash Box: Up to 1,000
Isolation
OpenPond Sandboxes: Firecracker microVM
Upstash Box: Container
SDKs
OpenPond Sandboxes: TypeScript
Upstash Box: Python, TypeScript

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
OpenPond Sandboxes: $0.072
Upstash Box: $0.10
RAM, per GiB-hour
OpenPond Sandboxes: $0.0234
Upstash Box: Included
Storage
OpenPond Sandboxes: $0.00012 per GiB-hour
Upstash Box: $0.10 per GB per month, including snapshots. Included on Fixed.
Free tier
OpenPond Sandboxes: Free plan with limited monthly usage, 1 sandbox at a time
Upstash Box: Free plan, 5 CPU hours per month
Paid plan from
OpenPond Sandboxes: $10 / month
Upstash Box: Pay as you go
Billing
OpenPond Sandboxes: Per second
Upstash Box: Active CPU time only

Limits

Max session
OpenPond Sandboxes: Not listed
Upstash Box: Not listed
Idle stop
OpenPond Sandboxes: After 15 minutes
Upstash Box: After 360 minutes
Largest sandbox
OpenPond Sandboxes: Not listed
Upstash Box: 8 vCPU · 16 GiB
Concurrent sandboxes
OpenPond Sandboxes: Up to 10
Upstash Box: Up to 1,000

Platform

Isolation
OpenPond Sandboxes: Firecracker microVM
Upstash Box: Container
GPU
OpenPond Sandboxes: Not listed
Upstash Box: Not listed
Snapshots
OpenPond Sandboxes:
Upstash Box:
Pause and resume
OpenPond Sandboxes:
Upstash Box:

Developer

SDKs
OpenPond Sandboxes: TypeScript
Upstash Box: Python, TypeScript
Integrations
OpenPond Sandboxes: Not listed
Upstash Box: LangChain, Vercel AI SDK, Claude Code, MCP

Trust

License
OpenPond Sandboxes: Not listed
Upstash Box: Not listed
BYOC
OpenPond Sandboxes: Guided AWS install
Upstash Box: Not listed

Hourly cost

One sandbox running for one hour

OpenPond Sandboxes
Upstash Box
1 vCPU · 2 GiB
OpenPond Sandboxes: $0.119
Upstash Box: $0.100
2 vCPU · 4 GiB
OpenPond Sandboxes: $0.238
Upstash Box: $0.200
4 vCPU · 8 GiB
OpenPond Sandboxes: $0.475
Upstash Box: $0.400

Compute only, at list rates.

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Which one fits

Based on the fields above

OpenPond Sandboxes fits when

  • You want each sandbox in its own microVM.
  • You need the sandboxes in your own cloud account.

Upstash Box fits when

  • You want to pay only for usage, with no plan fee.
  • You use LangChain, the Vercel AI SDK, Claude Code or MCP.
  • You want the lower list price: $0.200 against $0.238 an hour for 2 vCPU and 4 GiB.
  • Your code waits a lot: CPU is billed only while it is in use.

More comparisons

See all comparisons

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