LangSmith Sandboxes vs Tenki Sandbox

LangSmith Sandboxes costs $0.0576 per vCPU-hour and Tenki Sandbox costs $0.0504 per vCPU-hour. LangSmith Sandboxes runs Firecracker microVMs. Tenki Sandbox runs full VMs.

Updated

LangSmith Sandboxes

Isolation
Firecracker microVM
Free tier
Credit of 8 LSU every month
Max session
Not listed

Tenki Sandbox

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

What is different

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

LangSmith Sandboxes
Tenki Sandbox
vCPU, per hour
LangSmith Sandboxes: $0.0576
Tenki Sandbox: $0.0504
RAM, per GiB-hour
LangSmith Sandboxes: $0.01845
Tenki Sandbox: $0.0162
Storage
LangSmith Sandboxes: $0.000123 per GiB-hour
Tenki Sandbox: $0.000108 per GiB-hour after 5 free GiB
Free tier
LangSmith Sandboxes: Credit of 8 LSU every month
Tenki Sandbox: $100 credit, one time
Isolation
LangSmith Sandboxes: Firecracker microVM
Tenki Sandbox: Full VM
SDKs
LangSmith Sandboxes: Python, TypeScript
Tenki Sandbox: Python, TypeScript, Go
Integrations
LangSmith Sandboxes: LangChain
Tenki Sandbox: MCP

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
LangSmith Sandboxes: $0.0576
Tenki Sandbox: $0.0504
RAM, per GiB-hour
LangSmith Sandboxes: $0.01845
Tenki Sandbox: $0.0162
Storage
LangSmith Sandboxes: $0.000123 per GiB-hour
Tenki Sandbox: $0.000108 per GiB-hour after 5 free GiB
Free tier
LangSmith Sandboxes: Credit of 8 LSU every month
Tenki Sandbox: $100 credit, one time
Paid plan from
LangSmith Sandboxes: Not listed
Tenki Sandbox: $200 / month
Billing
LangSmith Sandboxes: Per second
Tenki Sandbox: Per second

Limits

Max session
LangSmith Sandboxes: Not listed
Tenki Sandbox: Not listed
Idle stop
LangSmith Sandboxes: After 10 minutes
Tenki Sandbox: Not listed
Largest sandbox
LangSmith Sandboxes: 16 vCPU · 64 GiB
Tenki Sandbox: 16 vCPU · 64 GiB
Concurrent sandboxes
LangSmith Sandboxes: Not listed
Tenki Sandbox: Up to 100

Platform

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

Developer

SDKs
LangSmith Sandboxes: Python, TypeScript
Tenki Sandbox: Python, TypeScript, Go
Integrations
LangSmith Sandboxes: LangChain
Tenki Sandbox: MCP

Trust

License
LangSmith Sandboxes: Not listed
Tenki Sandbox: Not listed
BYOC
LangSmith Sandboxes: Enterprise plan
Tenki Sandbox: Not listed

Hourly cost

One sandbox running for one hour

LangSmith Sandboxes
Tenki Sandbox
1 vCPU · 2 GiB
LangSmith Sandboxes: $0.095
Tenki Sandbox: $0.083
2 vCPU · 4 GiB
LangSmith Sandboxes: $0.189
Tenki Sandbox: $0.166
4 vCPU · 8 GiB
LangSmith Sandboxes: $0.378
Tenki Sandbox: $0.331

Compute only, at list rates.

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Which one fits

Based on the fields above

LangSmith Sandboxes fits when

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

Tenki Sandbox fits when

  • You want each sandbox to be a full VM.
  • You use MCP.
  • You want the lower list price: $0.166 against $0.189 an hour for 2 vCPU and 4 GiB.
  • You want the larger free credit: $100 against $8.

More comparisons

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