CoreWeave Sandboxes vs Runta

CoreWeave Sandboxes costs $0.128 per vCPU-hour and Runta costs $0.0504 per vCPU-hour. CoreWeave Sandboxes runs microVMs, offers GPUs and limits a session to 720 hours. Runta runs full VMs.

Updated

CoreWeave Sandboxes

Isolation
MicroVM
Free tier
Not listed
Max session
720 hours

Runta

Isolation
Full VM
Free tier
$50 free credit
Max session
Not listed

What is different

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

CoreWeave Sandboxes
Runta
vCPU, per hour
CoreWeave Sandboxes: $0.128
Runta: $0.0504
RAM, per GiB-hour
CoreWeave Sandboxes: $0.0212
Runta: $0.0162
Storage
CoreWeave Sandboxes: Snapshots and volumes billed separately
Runta: $0.000108 per GiB-hour
Isolation
CoreWeave Sandboxes: MicroVM
Runta: Full VM

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
CoreWeave Sandboxes: $0.128
Runta: $0.0504
RAM, per GiB-hour
CoreWeave Sandboxes: $0.0212
Runta: $0.0162
Storage
CoreWeave Sandboxes: Snapshots and volumes billed separately
Runta: $0.000108 per GiB-hour
Free tier
CoreWeave Sandboxes: Not listed
Runta: $50 free credit
Paid plan from
CoreWeave Sandboxes: Not listed
Runta: Pay as you go
Billing
CoreWeave Sandboxes: Per second
Runta: Per second

Limits

Max session
CoreWeave Sandboxes: 720 hours
Runta: Not listed
Idle stop
CoreWeave Sandboxes: Not listed
Runta: Not listed
Largest sandbox
CoreWeave Sandboxes: Not listed
Runta: Not listed
Concurrent sandboxes
CoreWeave Sandboxes: Up to 5,000
Runta: Not listed

Platform

Isolation
CoreWeave Sandboxes: MicroVM
Runta: Full VM
GPU
CoreWeave Sandboxes:
Runta: Not listed
Snapshots
CoreWeave Sandboxes:
Runta:
Pause and resume
CoreWeave Sandboxes: Not listed
Runta:

Developer

SDKs
CoreWeave Sandboxes: Python, TypeScript
Runta: Python, TypeScript
Integrations
CoreWeave Sandboxes: Not listed
Runta: OpenAI Agents SDK

Trust

License
CoreWeave Sandboxes: Not listed
Runta: Not listed
BYOC
CoreWeave Sandboxes: Your CKS clusters. CoreWeave runs the gateway.
Runta: Not listed

Hourly cost

One sandbox running for one hour

CoreWeave Sandboxes
Runta
1 vCPU · 2 GiB
CoreWeave Sandboxes: $0.170
Runta: $0.083
2 vCPU · 4 GiB
CoreWeave Sandboxes: $0.341
Runta: $0.166
4 vCPU · 8 GiB
CoreWeave Sandboxes: $0.682
Runta: $0.331

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 need the sandboxes in your own cloud account.

Runta fits when

  • You want each sandbox to be a full VM.
  • You use the OpenAI Agents SDK.
  • You want the lower list price: $0.166 against $0.341 an hour for 2 vCPU and 4 GiB.
  • You need pause and resume.

More comparisons

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