Freestyle VMs vs LangSmith Sandboxes
Freestyle VMs costs $0.04032 per vCPU-hour and LangSmith Sandboxes costs $0.0576 per vCPU-hour. Freestyle VMs runs full VMs. LangSmith Sandboxes runs Firecracker microVMs.
Updated
Freestyle VMs
- Isolation
- Full VM
- Free tier
- Free plan, $0 forever
- Max session
- Not listed
LangSmith Sandboxes
- Isolation
- Firecracker microVM
- Free tier
- Credit of 8 LSU every month
- Max session
- Not listed
What is different
8 fields differ. The rest are the same or not listed.
Freestyle VMs
LangSmith Sandboxes
- vCPU, per hour
- Freestyle VMs: $0.04032
- LangSmith Sandboxes: $0.0576
- RAM, per GiB-hour
- Freestyle VMs: $0.0129
- LangSmith Sandboxes: $0.01845
- Storage
- Freestyle VMs: $0.000086 per GiB-hour
- LangSmith Sandboxes: $0.000123 per GiB-hour
- Free tier
- Freestyle VMs: Free plan, $0 forever
- LangSmith Sandboxes: Credit of 8 LSU every month
- Largest sandbox
- Freestyle VMs: 32 vCPU · 64 GiB
- LangSmith Sandboxes: 16 vCPU · 64 GiB
- Isolation
- Freestyle VMs: Full VM
- LangSmith Sandboxes: Firecracker microVM
- SDKs
- Freestyle VMs: JavaScript
- LangSmith Sandboxes: Python, TypeScript
- Integrations
- Freestyle VMs: OpenAI Agents SDK, Claude Agent SDK
- LangSmith Sandboxes: LangChain
Full comparison
18 fields, at each provider's list price
Freestyle VMsfreestyle
LangSmith Sandboxeslangchain
Pricing
- vCPU, per hour
- Freestyle VMs: $0.04032
- LangSmith Sandboxes: $0.0576
- RAM, per GiB-hour
- Freestyle VMs: $0.0129
- LangSmith Sandboxes: $0.01845
- Storage
- Freestyle VMs: $0.000086 per GiB-hour
- LangSmith Sandboxes: $0.000123 per GiB-hour
- Free tier
- Freestyle VMs: Free plan, $0 forever
- LangSmith Sandboxes: Credit of 8 LSU every month
- Paid plan from
- Freestyle VMs: $50 / month
- LangSmith Sandboxes: Not listed
- Billing
- Freestyle VMs: Per second
- LangSmith Sandboxes: Per second
Limits
- Max session
- Freestyle VMs: Not listed
- LangSmith Sandboxes: Not listed
- Idle stop
- Freestyle VMs: Not listed
- LangSmith Sandboxes: After 10 minutes
- Largest sandbox
- Freestyle VMs: 32 vCPU · 64 GiB
- LangSmith Sandboxes: 16 vCPU · 64 GiB
- Concurrent sandboxes
- Freestyle VMs: Up to 400
- LangSmith Sandboxes: Not listed
Platform
- Isolation
- Freestyle VMs: Full VM
- LangSmith Sandboxes: Firecracker microVM
- GPU
- Freestyle VMs: Not listed
- LangSmith Sandboxes: Not listed
- Snapshots
- Freestyle VMs:
- LangSmith Sandboxes:
- Pause and resume
- Freestyle VMs:
- LangSmith Sandboxes:
Developer
- SDKs
- Freestyle VMs: JavaScript
- LangSmith Sandboxes: Python, TypeScript
- Integrations
- Freestyle VMs: OpenAI Agents SDK, Claude Agent SDK
- LangSmith Sandboxes: LangChain
Trust
- License
- Freestyle VMs: Not listed
- LangSmith Sandboxes: Not listed
- BYOC
- Freestyle VMs: Not listed
- LangSmith Sandboxes: Enterprise plan
Hourly cost
One sandbox running for one hour
Freestyle VMs
LangSmith Sandboxes
- 1 vCPU · 2 GiB
- Freestyle VMs: $0.066
- LangSmith Sandboxes: $0.095
- 2 vCPU · 4 GiB
- Freestyle VMs: $0.132
- LangSmith Sandboxes: $0.189
- 4 vCPU · 8 GiB
- Freestyle VMs: $0.264
- LangSmith Sandboxes: $0.378
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Freestyle VMs fits when
- You want each sandbox to be a full VM.
- You use the OpenAI Agents SDK or the Claude Agent SDK.
- You want the lower list price: $0.132 against $0.189 an hour for 2 vCPU and 4 GiB.
- You need a desktop in the sandbox.
LangSmith Sandboxes fits when
- You want each sandbox in its own microVM.
- You use LangChain.
- You need the sandboxes in your own cloud account.
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