E2B vs LangSmith Sandboxes
E2B costs $0.0504 per vCPU-hour and LangSmith Sandboxes costs $0.0576 per vCPU-hour. E2B runs Firecracker microVMs and limits a session to 24 hours. LangSmith Sandboxes runs Firecracker microVMs.
Updated
E2B
- Isolation
- Firecracker microVM
- Free tier
- $100 credit, one time
- Max session
- 24 hours
LangSmith Sandboxes
- Isolation
- Firecracker microVM
- Free tier
- Credit of 8 LSU every month
- Max session
- Not listed
What is different
7 fields differ. The rest are the same or not listed.
E2B
LangSmith Sandboxes
- vCPU, per hour
- E2B: $0.0504
- LangSmith Sandboxes: $0.0576
- RAM, per GiB-hour
- E2B: $0.0162
- LangSmith Sandboxes: $0.01845
- Storage
- E2B: Free
- LangSmith Sandboxes: $0.000123 per GiB-hour
- Free tier
- E2B: $100 credit, one time
- LangSmith Sandboxes: Credit of 8 LSU every month
- Largest sandbox
- E2B: 8 vCPU · 8 GiB
- LangSmith Sandboxes: 16 vCPU · 64 GiB
- SDKs
- E2B: Python, JavaScript / TypeScript
- LangSmith Sandboxes: Python, TypeScript
- Integrations
- E2B: LangChain, OpenAI Agents SDK, Vercel AI SDK, MCP
- LangSmith Sandboxes: LangChain
Full comparison
18 fields, at each provider's list price
LangSmith Sandboxeslangchain
Pricing
- vCPU, per hour
- E2B: $0.0504
- LangSmith Sandboxes: $0.0576
- RAM, per GiB-hour
- E2B: $0.0162
- LangSmith Sandboxes: $0.01845
- Storage
- E2B: Free
- LangSmith Sandboxes: $0.000123 per GiB-hour
- Free tier
- E2B: $100 credit, one time
- LangSmith Sandboxes: Credit of 8 LSU every month
- Paid plan from
- E2B: $150 / month
- LangSmith Sandboxes: Not listed
- Billing
- E2B: Per second
- LangSmith Sandboxes: Per second
Limits
- Max session
- E2B: 24 hours
- LangSmith Sandboxes: Not listed
- Idle stop
- E2B: Not listed
- LangSmith Sandboxes: After 10 minutes
- Largest sandbox
- E2B: 8 vCPU · 8 GiB
- LangSmith Sandboxes: 16 vCPU · 64 GiB
- Concurrent sandboxes
- E2B: Up to 1,100
- LangSmith Sandboxes: Not listed
Platform
- Isolation
- E2B: Firecracker microVM
- LangSmith Sandboxes: Firecracker microVM
- GPU
- E2B: No
- LangSmith Sandboxes: Not listed
- Snapshots
- E2B:
- LangSmith Sandboxes:
- Pause and resume
- E2B:
- LangSmith Sandboxes:
Developer
- SDKs
- E2B: Python, JavaScript / TypeScript
- LangSmith Sandboxes: Python, TypeScript
- Integrations
- E2B: LangChain, OpenAI Agents SDK, Vercel AI SDK, MCP
- LangSmith Sandboxes: LangChain
Trust
- License
- E2B: Apache-2.0
- LangSmith Sandboxes: Not listed
- BYOC
- E2B: Enterprise plan
- LangSmith Sandboxes: Enterprise plan
Hourly cost
One sandbox running for one hour
E2B
LangSmith Sandboxes
- 1 vCPU · 2 GiB
- E2B: $0.083
- LangSmith Sandboxes: $0.095
- 2 vCPU · 4 GiB
- E2B: $0.166
- LangSmith Sandboxes: $0.189
- 4 vCPU · 8 GiB
- E2B: $0.331
- LangSmith Sandboxes: $0.378
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
E2B fits when
- You want an open-source platform (Apache-2.0) that you can self-host.
- You use the OpenAI Agents SDK, the Vercel AI SDK or 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.
LangSmith Sandboxes fits when
- You need a sandbox larger than 8 vCPU · 8 GiB.
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