CoreWeave Sandboxes vs E2B
CoreWeave Sandboxes costs $0.128 per vCPU-hour and E2B costs $0.0504 per vCPU-hour. CoreWeave Sandboxes runs microVMs, offers GPUs and limits a session to 720 hours. E2B runs Firecracker microVMs and limits a session to 24 hours.
Updated
CoreWeave Sandboxes
- Isolation
- MicroVM
- Free tier
- Not listed
- Max session
- 720 hours
E2B
- Isolation
- Firecracker microVM
- Free tier
- $100 credit, one time
- Max session
- 24 hours
What is different
8 fields differ. The rest are the same or not listed.
CoreWeave Sandboxes
E2B
- vCPU, per hour
- CoreWeave Sandboxes: $0.128
- E2B: $0.0504
- RAM, per GiB-hour
- CoreWeave Sandboxes: $0.0212
- E2B: $0.0162
- Storage
- CoreWeave Sandboxes: Snapshots and volumes billed separately
- E2B: Free
- Max session
- CoreWeave Sandboxes: 720 hours
- E2B: 24 hours
- Concurrent sandboxes
- CoreWeave Sandboxes: Up to 5,000
- E2B: Up to 1,100
- Isolation
- CoreWeave Sandboxes: MicroVM
- E2B: Firecracker microVM
- GPU
- CoreWeave Sandboxes:
- E2B: No
- SDKs
- CoreWeave Sandboxes: Python, TypeScript
- E2B: Python, JavaScript / TypeScript
Full comparison
18 fields, at each provider's list price
CoreWeave Sandboxescoreweave
Pricing
- vCPU, per hour
- CoreWeave Sandboxes: $0.128
- E2B: $0.0504
- RAM, per GiB-hour
- CoreWeave Sandboxes: $0.0212
- E2B: $0.0162
- Storage
- CoreWeave Sandboxes: Snapshots and volumes billed separately
- E2B: Free
- Free tier
- CoreWeave Sandboxes: Not listed
- E2B: $100 credit, one time
- Paid plan from
- CoreWeave Sandboxes: Not listed
- E2B: $150 / month
- Billing
- CoreWeave Sandboxes: Per second
- E2B: Per second
Limits
- Max session
- CoreWeave Sandboxes: 720 hours
- E2B: 24 hours
- Idle stop
- CoreWeave Sandboxes: Not listed
- E2B: Not listed
- Largest sandbox
- CoreWeave Sandboxes: Not listed
- E2B: 8 vCPU · 8 GiB
- Concurrent sandboxes
- CoreWeave Sandboxes: Up to 5,000
- E2B: Up to 1,100
Platform
- Isolation
- CoreWeave Sandboxes: MicroVM
- E2B: Firecracker microVM
- GPU
- CoreWeave Sandboxes:
- E2B: No
- Snapshots
- CoreWeave Sandboxes:
- E2B:
- Pause and resume
- CoreWeave Sandboxes: Not listed
- E2B:
Developer
- SDKs
- CoreWeave Sandboxes: Python, TypeScript
- E2B: Python, JavaScript / TypeScript
- Integrations
- CoreWeave Sandboxes: Not listed
- E2B: LangChain, OpenAI Agents SDK, Vercel AI SDK, MCP
Trust
- License
- CoreWeave Sandboxes: Not listed
- E2B: Apache-2.0
- BYOC
- CoreWeave Sandboxes: Your CKS clusters. CoreWeave runs the gateway.
- E2B: Enterprise plan
Hourly cost
One sandbox running for one hour
CoreWeave Sandboxes
E2B
- 1 vCPU · 2 GiB
- CoreWeave Sandboxes: $0.170
- E2B: $0.083
- 2 vCPU · 4 GiB
- CoreWeave Sandboxes: $0.341
- E2B: $0.166
- 4 vCPU · 8 GiB
- CoreWeave Sandboxes: $0.682
- E2B: $0.331
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
CoreWeave Sandboxes fits when
- You need GPUs.
- A session must run longer than 24 hours.
E2B fits when
- You want an open-source platform (Apache-2.0) that you can self-host.
- You use LangChain, the OpenAI Agents SDK, the Vercel AI SDK or MCP.
- You want the lower list price: $0.166 against $0.341 an hour for 2 vCPU and 4 GiB.
- You need pause and resume.
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