LangSmith Sandboxes vs Mosaic Sandbox
LangSmith Sandboxes costs $0.0576 per vCPU-hour and Mosaic Sandbox costs $0.025 per vCPU-hour. LangSmith Sandboxes runs Firecracker microVMs. Mosaic Sandbox runs Firecracker microVMs.
Updated
LangSmith Sandboxes
- Isolation
- Firecracker microVM
- Free tier
- Credit of 8 LSU every month
- Max session
- Not listed
Mosaic Sandbox
- Isolation
- Firecracker microVM
- Free tier
- Not listed
- Max session
- Not listed
What is different
7 fields differ. The rest are the same or not listed.
LangSmith Sandboxes
Mosaic Sandbox
- vCPU, per hour
- LangSmith Sandboxes: $0.0576
- Mosaic Sandbox: $0.025
- RAM, per GiB-hour
- LangSmith Sandboxes: $0.01845
- Mosaic Sandbox: Included
- Storage
- LangSmith Sandboxes: $0.000123 per GiB-hour
- Mosaic Sandbox: Free
- Billing
- LangSmith Sandboxes: Per second
- Mosaic Sandbox: Bundled machine time
- Largest sandbox
- LangSmith Sandboxes: 16 vCPU · 64 GiB
- Mosaic Sandbox: 16 vCPU · 32 GiB
- SDKs
- LangSmith Sandboxes: Python, TypeScript
- Mosaic Sandbox: Python, TypeScript, Go
- Integrations
- LangSmith Sandboxes: LangChain
- Mosaic Sandbox: LangChain, MCP
Full comparison
18 fields, at each provider's list price
LangSmith Sandboxeslangchain
Mosaic Sandboxsandbox
Pricing
- vCPU, per hour
- LangSmith Sandboxes: $0.0576
- Mosaic Sandbox: $0.025
- RAM, per GiB-hour
- LangSmith Sandboxes: $0.01845
- Mosaic Sandbox: Included
- Storage
- LangSmith Sandboxes: $0.000123 per GiB-hour
- Mosaic Sandbox: Free
- Free tier
- LangSmith Sandboxes: Credit of 8 LSU every month
- Mosaic Sandbox: Not listed
- Paid plan from
- LangSmith Sandboxes: Not listed
- Mosaic Sandbox: Pay as you go
- Billing
- LangSmith Sandboxes: Per second
- Mosaic Sandbox: Bundled machine time
Limits
- Max session
- LangSmith Sandboxes: Not listed
- Mosaic Sandbox: Not listed
- Idle stop
- LangSmith Sandboxes: After 10 minutes
- Mosaic Sandbox: Not listed
- Largest sandbox
- LangSmith Sandboxes: 16 vCPU · 64 GiB
- Mosaic Sandbox: 16 vCPU · 32 GiB
- Concurrent sandboxes
- LangSmith Sandboxes: Not listed
- Mosaic Sandbox: Up to 200
Platform
- Isolation
- LangSmith Sandboxes: Firecracker microVM
- Mosaic Sandbox: Firecracker microVM
- GPU
- LangSmith Sandboxes: Not listed
- Mosaic Sandbox: Not listed
- Snapshots
- LangSmith Sandboxes:
- Mosaic Sandbox:
- Pause and resume
- LangSmith Sandboxes:
- Mosaic Sandbox:
Developer
- SDKs
- LangSmith Sandboxes: Python, TypeScript
- Mosaic Sandbox: Python, TypeScript, Go
- Integrations
- LangSmith Sandboxes: LangChain
- Mosaic Sandbox: LangChain, MCP
Trust
- License
- LangSmith Sandboxes: Not listed
- Mosaic Sandbox: Not listed
- BYOC
- LangSmith Sandboxes: Enterprise plan
- Mosaic Sandbox: Not listed
Hourly cost
One sandbox running for one hour
LangSmith Sandboxes
Mosaic Sandbox
- 1 vCPU · 2 GiB
- LangSmith Sandboxes: $0.095
- Mosaic Sandbox: $0.025
- 2 vCPU · 4 GiB
- LangSmith Sandboxes: $0.189
- Mosaic Sandbox: $0.050
- 4 vCPU · 8 GiB
- LangSmith Sandboxes: $0.378
- Mosaic Sandbox: $0.100
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
LangSmith Sandboxes fits when
- You need the sandboxes in your own cloud account.
- You need a sandbox larger than 16 vCPU · 32 GiB.
Mosaic Sandbox fits when
- You use MCP.
- You want the lower list price: $0.050 against $0.189 an hour for 2 vCPU and 4 GiB.
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