InstaVM vs Tenki Sandbox

InstaVM and Tenki Sandbox charge the same list price: $0.0504 per vCPU-hour and $0.0162 per GiB-hour. InstaVM runs Firecracker microVMs. Tenki Sandbox runs full VMs.

Updated

InstaVM

Isolation
Firecracker microVM
Free tier
$50 credit
Max session
Not listed

Tenki Sandbox

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

What is different

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

InstaVM
Tenki Sandbox
Storage
InstaVM: $0.0002 per GiB-hour after 10 free GiB
Tenki Sandbox: $0.000108 per GiB-hour after 5 free GiB
Free tier
InstaVM: $50 credit
Tenki Sandbox: $100 credit, one time
Paid plan from
InstaVM: $100 / month
Tenki Sandbox: $200 / month
Isolation
InstaVM: Firecracker microVM
Tenki Sandbox: Full VM
SDKs
InstaVM: Python, TypeScript
Tenki Sandbox: Python, TypeScript, Go

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
InstaVM: $0.0504
Tenki Sandbox: $0.0504
RAM, per GiB-hour
InstaVM: $0.0162
Tenki Sandbox: $0.0162
Storage
InstaVM: $0.0002 per GiB-hour after 10 free GiB
Tenki Sandbox: $0.000108 per GiB-hour after 5 free GiB
Free tier
InstaVM: $50 credit
Tenki Sandbox: $100 credit, one time
Paid plan from
InstaVM: $100 / month
Tenki Sandbox: $200 / month
Billing
InstaVM: Per second
Tenki Sandbox: Per second

Limits

Max session
InstaVM: Not listed
Tenki Sandbox: Not listed
Idle stop
InstaVM: Not listed
Tenki Sandbox: Not listed
Largest sandbox
InstaVM: Not listed
Tenki Sandbox: 16 vCPU · 64 GiB
Concurrent sandboxes
InstaVM: Up to 100
Tenki Sandbox: Up to 100

Platform

Isolation
InstaVM: Firecracker microVM
Tenki Sandbox: Full VM
GPU
InstaVM: Not listed
Tenki Sandbox: Not listed
Snapshots
InstaVM:
Tenki Sandbox:
Pause and resume
InstaVM:
Tenki Sandbox:

Developer

SDKs
InstaVM: Python, TypeScript
Tenki Sandbox: Python, TypeScript, Go
Integrations
InstaVM: Not listed
Tenki Sandbox: MCP

Trust

License
InstaVM: Not listed
Tenki Sandbox: Not listed
BYOC
InstaVM: Not listed
Tenki Sandbox: Not listed

Hourly cost

One sandbox running for one hour

InstaVM
Tenki Sandbox
1 vCPU · 2 GiB
InstaVM: $0.083
Tenki Sandbox: $0.083
2 vCPU · 4 GiB
InstaVM: $0.166
Tenki Sandbox: $0.166
4 vCPU · 8 GiB
InstaVM: $0.331
Tenki Sandbox: $0.331

Compute only, at list rates.

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Which one fits

Based on the fields above

InstaVM fits when

  • You want each sandbox in its own microVM.

Tenki Sandbox fits when

  • You want each sandbox to be a full VM.
  • You use MCP.
  • You want the larger free credit: $100 against $50.

More comparisons

See all comparisons

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