LangSmith Sandboxes vs Vercel Sandbox
LangSmith Sandboxes costs $0.0576 per vCPU-hour and Vercel Sandbox costs $0.128 per vCPU-hour. LangSmith Sandboxes runs Firecracker microVMs. Vercel Sandbox runs Firecracker microVMs and limits a session to 24 hours.
Updated
LangSmith Sandboxes
- Isolation
- Firecracker microVM
- Free tier
- Credit of 8 LSU every month
- Max session
- Not listed
Vercel Sandbox
- Isolation
- Firecracker microVM
- Free tier
- 5 CPU-hours every month
- Max session
- 24 hours
What is different
8 fields differ. The rest are the same or not listed.
LangSmith Sandboxes
Vercel Sandbox
- vCPU, per hour
- LangSmith Sandboxes: $0.0576
- Vercel Sandbox: $0.128
- RAM, per GiB-hour
- LangSmith Sandboxes: $0.01845
- Vercel Sandbox: $0.0212
- Storage
- LangSmith Sandboxes: $0.000123 per GiB-hour
- Vercel Sandbox: On Pro, snapshots $0.08 per GB-month and drives $0.05 per GB-month (beta).
- Free tier
- LangSmith Sandboxes: Credit of 8 LSU every month
- Vercel Sandbox: 5 CPU-hours every month
- Billing
- LangSmith Sandboxes: Per second
- Vercel Sandbox: Active CPU time only
- Largest sandbox
- LangSmith Sandboxes: 16 vCPU · 64 GiB
- Vercel Sandbox: 8 vCPU · 16 GiB
- SDKs
- LangSmith Sandboxes: Python, TypeScript
- Vercel Sandbox: Python, JavaScript / TypeScript
- Integrations
- LangSmith Sandboxes: LangChain
- Vercel Sandbox: Claude Agent SDK, LangChain, OpenAI Agents SDK, Vercel AI SDK
Full comparison
18 fields, at each provider's list price
LangSmith Sandboxeslangchain
Vercel Sandboxvercel
Pricing
- vCPU, per hour
- LangSmith Sandboxes: $0.0576
- Vercel Sandbox: $0.128
- RAM, per GiB-hour
- LangSmith Sandboxes: $0.01845
- Vercel Sandbox: $0.0212
- Storage
- LangSmith Sandboxes: $0.000123 per GiB-hour
- Vercel Sandbox: On Pro, snapshots $0.08 per GB-month and drives $0.05 per GB-month (beta).
- Free tier
- LangSmith Sandboxes: Credit of 8 LSU every month
- Vercel Sandbox: 5 CPU-hours every month
- Paid plan from
- LangSmith Sandboxes: Not listed
- Vercel Sandbox: $20 / month
- Billing
- LangSmith Sandboxes: Per second
- Vercel Sandbox: Active CPU time only
Limits
- Max session
- LangSmith Sandboxes: Not listed
- Vercel Sandbox: 24 hours
- Idle stop
- LangSmith Sandboxes: After 10 minutes
- Vercel Sandbox: Not listed
- Largest sandbox
- LangSmith Sandboxes: 16 vCPU · 64 GiB
- Vercel Sandbox: 8 vCPU · 16 GiB
- Concurrent sandboxes
- LangSmith Sandboxes: Not listed
- Vercel Sandbox: Up to 10,000
Platform
- Isolation
- LangSmith Sandboxes: Firecracker microVM
- Vercel Sandbox: Firecracker microVM
- GPU
- LangSmith Sandboxes: Not listed
- Vercel Sandbox: Not listed
- Snapshots
- LangSmith Sandboxes:
- Vercel Sandbox:
- Pause and resume
- LangSmith Sandboxes:
- Vercel Sandbox:
Developer
- SDKs
- LangSmith Sandboxes: Python, TypeScript
- Vercel Sandbox: Python, JavaScript / TypeScript
- Integrations
- LangSmith Sandboxes: LangChain
- Vercel Sandbox: Claude Agent SDK, LangChain, OpenAI Agents SDK, Vercel AI SDK
Trust
- License
- LangSmith Sandboxes: Not listed
- Vercel Sandbox: Not listed
- BYOC
- LangSmith Sandboxes: Enterprise plan
- Vercel Sandbox: Not listed
Hourly cost
One sandbox running for one hour
LangSmith Sandboxes
Vercel Sandbox
- 1 vCPU · 2 GiB
- LangSmith Sandboxes: $0.095
- Vercel Sandbox: $0.170
- 2 vCPU · 4 GiB
- LangSmith Sandboxes: $0.189
- Vercel Sandbox: $0.341
- 4 vCPU · 8 GiB
- LangSmith Sandboxes: $0.378
- Vercel Sandbox: $0.682
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
LangSmith Sandboxes fits when
- You want the lower list price: $0.189 against $0.341 an hour for 2 vCPU and 4 GiB.
- You need the sandboxes in your own cloud account.
- You need a sandbox larger than 8 vCPU · 16 GiB.
Vercel Sandbox fits when
- You use the Claude Agent SDK, the OpenAI Agents SDK or the Vercel AI SDK.
- Your code waits a lot: CPU is billed only while it is in use.
- You need SOC 2 Type II.
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