LangSmith Sandboxes vs Oblien Workspace

LangSmith Sandboxes costs $0.0576 per vCPU-hour and Oblien Workspace costs $0.03 per vCPU-hour. LangSmith Sandboxes runs Firecracker microVMs. Oblien Workspace runs Firecracker microVMs.

Updated

LangSmith Sandboxes

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

Oblien Workspace

Isolation
Firecracker microVM
Free tier
Free tier, no credit card
Max session
Not listed

What is different

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

LangSmith Sandboxes
Oblien Workspace
vCPU, per hour
LangSmith Sandboxes: $0.0576
Oblien Workspace: $0.03
RAM, per GiB-hour
LangSmith Sandboxes: $0.01845
Oblien Workspace: $0.008
Storage
LangSmith Sandboxes: $0.000123 per GiB-hour
Oblien Workspace: $0.05 per GiB-month retained, also when stopped
Free tier
LangSmith Sandboxes: Credit of 8 LSU every month
Oblien Workspace: Free tier, no credit card
Billing
LangSmith Sandboxes: Per second
Oblien Workspace: Active CPU time only
Largest sandbox
LangSmith Sandboxes: 16 vCPU · 64 GiB
Oblien Workspace: 12 vCPU · 64 GiB
SDKs
LangSmith Sandboxes: Python, TypeScript
Oblien Workspace: JavaScript / TypeScript
Integrations
LangSmith Sandboxes: LangChain
Oblien Workspace: MCP

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
LangSmith Sandboxes: $0.0576
Oblien Workspace: $0.03
RAM, per GiB-hour
LangSmith Sandboxes: $0.01845
Oblien Workspace: $0.008
Storage
LangSmith Sandboxes: $0.000123 per GiB-hour
Oblien Workspace: $0.05 per GiB-month retained, also when stopped
Free tier
LangSmith Sandboxes: Credit of 8 LSU every month
Oblien Workspace: Free tier, no credit card
Paid plan from
LangSmith Sandboxes: Not listed
Oblien Workspace: Pay as you go
Billing
LangSmith Sandboxes: Per second
Oblien Workspace: Active CPU time only

Limits

Max session
LangSmith Sandboxes: Not listed
Oblien Workspace: Not listed
Idle stop
LangSmith Sandboxes: After 10 minutes
Oblien Workspace: Not listed
Largest sandbox
LangSmith Sandboxes: 16 vCPU · 64 GiB
Oblien Workspace: 12 vCPU · 64 GiB
Concurrent sandboxes
LangSmith Sandboxes: Not listed
Oblien Workspace: Not listed

Platform

Isolation
LangSmith Sandboxes: Firecracker microVM
Oblien Workspace: Firecracker microVM
GPU
LangSmith Sandboxes: Not listed
Oblien Workspace: No
Snapshots
LangSmith Sandboxes:
Oblien Workspace:
Pause and resume
LangSmith Sandboxes:
Oblien Workspace:

Developer

SDKs
LangSmith Sandboxes: Python, TypeScript
Oblien Workspace: JavaScript / TypeScript
Integrations
LangSmith Sandboxes: LangChain
Oblien Workspace: MCP

Trust

License
LangSmith Sandboxes: Not listed
Oblien Workspace: Not listed
BYOC
LangSmith Sandboxes: Enterprise plan
Oblien Workspace: Not listed

Hourly cost

One sandbox running for one hour

LangSmith Sandboxes
Oblien Workspace
1 vCPU · 2 GiB
LangSmith Sandboxes: $0.095
Oblien Workspace: $0.046
2 vCPU · 4 GiB
LangSmith Sandboxes: $0.189
Oblien Workspace: $0.092
4 vCPU · 8 GiB
LangSmith Sandboxes: $0.378
Oblien Workspace: $0.184

Compute only, at list rates.

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Which one fits

Based on the fields above

LangSmith Sandboxes fits when

  • You use LangChain.
  • You need the sandboxes in your own cloud account.
  • You need a sandbox larger than 12 vCPU · 64 GiB.

Oblien Workspace fits when

  • You use MCP.
  • You want the lower list price: $0.092 against $0.189 an hour for 2 vCPU and 4 GiB.
  • You need a desktop in the sandbox.
  • Your code waits a lot: CPU is billed only while it is in use.

More comparisons

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