OpenPond Sandboxes vs Smol Machines

OpenPond Sandboxes costs $0.072 per vCPU-hour and Smol Machines costs $0.05 per vCPU-hour. OpenPond Sandboxes runs Firecracker microVMs. Smol Machines runs microVMs.

Updated

OpenPond Sandboxes

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

Smol Machines

Isolation
MicroVM
Free tier
$100 credit, one time
Max session
Not listed

What is different

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

OpenPond Sandboxes
Smol Machines
vCPU, per hour
OpenPond Sandboxes: $0.072
Smol Machines: $0.05
RAM, per GiB-hour
OpenPond Sandboxes: $0.0234
Smol Machines: $0.0162
Storage
OpenPond Sandboxes: $0.00012 per GiB-hour
Smol Machines: $0.0001 per GiB-hour
Free tier
OpenPond Sandboxes: Free plan with limited monthly usage, 1 sandbox at a time
Smol Machines: $100 credit, one time
Paid plan from
OpenPond Sandboxes: $10 / month
Smol Machines: Pay as you go
Billing
OpenPond Sandboxes: Per second
Smol Machines: Active CPU time only
Concurrent sandboxes
OpenPond Sandboxes: Up to 10
Smol Machines: Up to 1,000
Isolation
OpenPond Sandboxes: Firecracker microVM
Smol Machines: MicroVM
SDKs
OpenPond Sandboxes: TypeScript
Smol Machines: TypeScript, Python, Rust, Go

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
OpenPond Sandboxes: $0.072
Smol Machines: $0.05
RAM, per GiB-hour
OpenPond Sandboxes: $0.0234
Smol Machines: $0.0162
Storage
OpenPond Sandboxes: $0.00012 per GiB-hour
Smol Machines: $0.0001 per GiB-hour
Free tier
OpenPond Sandboxes: Free plan with limited monthly usage, 1 sandbox at a time
Smol Machines: $100 credit, one time
Paid plan from
OpenPond Sandboxes: $10 / month
Smol Machines: Pay as you go
Billing
OpenPond Sandboxes: Per second
Smol Machines: Active CPU time only

Limits

Max session
OpenPond Sandboxes: Not listed
Smol Machines: Not listed
Idle stop
OpenPond Sandboxes: After 15 minutes
Smol Machines: Not listed
Largest sandbox
OpenPond Sandboxes: Not listed
Smol Machines: 32 vCPU · 32 GiB
Concurrent sandboxes
OpenPond Sandboxes: Up to 10
Smol Machines: Up to 1,000

Platform

Isolation
OpenPond Sandboxes: Firecracker microVM
Smol Machines: MicroVM
GPU
OpenPond Sandboxes: Not listed
Smol Machines: No
Snapshots
OpenPond Sandboxes:
Smol Machines:
Pause and resume
OpenPond Sandboxes:
Smol Machines:

Developer

SDKs
OpenPond Sandboxes: TypeScript
Smol Machines: TypeScript, Python, Rust, Go
Integrations
OpenPond Sandboxes: Not listed
Smol Machines: MCP

Trust

License
OpenPond Sandboxes: Not listed
Smol Machines: Apache-2.0
BYOC
OpenPond Sandboxes: Guided AWS install
Smol Machines: Not listed

Hourly cost

One sandbox running for one hour

OpenPond Sandboxes
Smol Machines
1 vCPU · 2 GiB
OpenPond Sandboxes: $0.119
Smol Machines: $0.082
2 vCPU · 4 GiB
OpenPond Sandboxes: $0.238
Smol Machines: $0.165
4 vCPU · 8 GiB
OpenPond Sandboxes: $0.475
Smol Machines: $0.330

Compute only, at list rates.

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Which one fits

Based on the fields above

OpenPond Sandboxes fits when

  • You need the sandboxes in your own cloud account.

Smol Machines fits when

  • You want to pay only for usage, with no plan fee.
  • You want an open-source platform (Apache-2.0) that you can self-host.
  • You use MCP.
  • You want the lower list price: $0.165 against $0.238 an hour for 2 vCPU and 4 GiB.

More comparisons

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