CoreWeave Sandboxes vs Sandbox0

CoreWeave Sandboxes costs $0.128 per vCPU-hour. Sandbox0 bills memory only, at $0.015 per GiB-hour. CoreWeave Sandboxes runs microVMs, offers GPUs and limits a session to 720 hours. Sandbox0 runs gVisor and has no session limit.

Updated

CoreWeave Sandboxes

Isolation
MicroVM
Free tier
Not listed
Max session
720 hours

Sandbox0

Isolation
gVisor
Free tier
Not listed
Max session
No limit

What is different

9 fields differ. The rest are the same or not listed.

CoreWeave Sandboxes
Sandbox0
vCPU, per hour
CoreWeave Sandboxes: $0.128
Sandbox0: Included
RAM, per GiB-hour
CoreWeave Sandboxes: $0.0212
Sandbox0: $0.015
Storage
CoreWeave Sandboxes: Snapshots and volumes billed separately
Sandbox0: Free
Billing
CoreWeave Sandboxes: Per second
Sandbox0: Memory only
Max session
CoreWeave Sandboxes: 720 hours
Sandbox0: No limit
Concurrent sandboxes
CoreWeave Sandboxes: Up to 5,000
Sandbox0: Up to 20
Isolation
CoreWeave Sandboxes: MicroVM
Sandbox0: gVisor
SDKs
CoreWeave Sandboxes: Python, TypeScript
Sandbox0: Go, Python, TypeScript
Integrations
CoreWeave Sandboxes: Claude Code
Sandbox0: LangChain, OpenAI Agents SDK

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
CoreWeave Sandboxes: $0.128
Sandbox0: Included
RAM, per GiB-hour
CoreWeave Sandboxes: $0.0212
Sandbox0: $0.015
Storage
CoreWeave Sandboxes: Snapshots and volumes billed separately
Sandbox0: Free
Free tier
CoreWeave Sandboxes: Not listed
Sandbox0: Not listed
Paid plan from
CoreWeave Sandboxes: Not listed
Sandbox0: Pay as you go
Billing
CoreWeave Sandboxes: Per second
Sandbox0: Memory only

Limits

Max session
CoreWeave Sandboxes: 720 hours
Sandbox0: No limit
Idle stop
CoreWeave Sandboxes: Not listed
Sandbox0: Not listed
Largest sandbox
CoreWeave Sandboxes: Not listed
Sandbox0: Not listed
Concurrent sandboxes
CoreWeave Sandboxes: Up to 5,000
Sandbox0: Up to 20

Platform

Isolation
CoreWeave Sandboxes: MicroVM
Sandbox0: gVisor
GPU
CoreWeave Sandboxes:
Sandbox0: Not listed
Snapshots
CoreWeave Sandboxes:
Sandbox0:
Pause and resume
CoreWeave Sandboxes: Not listed
Sandbox0:

Developer

SDKs
CoreWeave Sandboxes: Python, TypeScript
Sandbox0: Go, Python, TypeScript
Integrations
CoreWeave Sandboxes: Claude Code
Sandbox0: LangChain, OpenAI Agents SDK

Trust

License
CoreWeave Sandboxes: Not listed
Sandbox0: Apache-2.0
BYOC
CoreWeave Sandboxes: Your CKS clusters. CoreWeave runs the gateway.
Sandbox0: Not listed

Hourly cost

One sandbox running for one hour

CoreWeave Sandboxes
Sandbox0
1 vCPU · 2 GiB
CoreWeave Sandboxes: $0.170
Sandbox0: $0.030
2 vCPU · 4 GiB
CoreWeave Sandboxes: $0.341
Sandbox0: $0.060
4 vCPU · 8 GiB
CoreWeave Sandboxes: $0.682
Sandbox0: $0.120

Compute only, at list rates.

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Which one fits

Based on the fields above

CoreWeave Sandboxes fits when

  • You need GPUs.
  • You want each sandbox in its own microVM.
  • You use Claude Code.
  • You need a desktop in the sandbox.

Sandbox0 fits when

  • A session must run longer than 720 hours.
  • You want an open-source platform (Apache-2.0) that you can self-host.
  • You use LangChain or the OpenAI Agents SDK.
  • You want the lower list price: $0.060 against $0.341 an hour for 2 vCPU and 4 GiB.

More comparisons

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