DigitalOcean Harness Runtime vs Mosaic Sandbox
DigitalOcean Harness Runtime costs $0.044 per vCPU-hour and Mosaic Sandbox costs $0.025 per vCPU-hour. DigitalOcean Harness Runtime runs Firecracker microVMs. Mosaic Sandbox runs Firecracker microVMs.
Updated
DigitalOcean Harness Runtime
- Isolation
- Firecracker microVM
- Free tier
- Not listed
- Max session
- Not listed
Mosaic Sandbox
- Isolation
- Firecracker microVM
- Free tier
- Not listed
- Max session
- Not listed
What is different
6 fields differ. The rest are the same or not listed.
DigitalOcean Harness Runtime
Mosaic Sandbox
- vCPU, per hour
- DigitalOcean Harness Runtime: $0.044
- Mosaic Sandbox: $0.025
- RAM, per GiB-hour
- DigitalOcean Harness Runtime: $0.0095
- Mosaic Sandbox: Included
- Storage
- DigitalOcean Harness Runtime: Session volumes $0.05 per GiB-month
- Mosaic Sandbox: Free
- Billing
- DigitalOcean Harness Runtime: Active CPU time only
- Mosaic Sandbox: Bundled machine time
- Concurrent sandboxes
- DigitalOcean Harness Runtime: Up to 100
- Mosaic Sandbox: Up to 200
- SDKs
- DigitalOcean Harness Runtime: Python
- Mosaic Sandbox: Python, TypeScript, Go
Full comparison
18 fields, at each provider's list price
DigitalOcean Harness Runtimedigitalocean
Mosaic Sandboxsandbox
Pricing
- vCPU, per hour
- DigitalOcean Harness Runtime: $0.044
- Mosaic Sandbox: $0.025
- RAM, per GiB-hour
- DigitalOcean Harness Runtime: $0.0095
- Mosaic Sandbox: Included
- Storage
- DigitalOcean Harness Runtime: Session volumes $0.05 per GiB-month
- Mosaic Sandbox: Free
- Free tier
- DigitalOcean Harness Runtime: Not listed
- Mosaic Sandbox: Not listed
- Paid plan from
- DigitalOcean Harness Runtime: Pay as you go
- Mosaic Sandbox: Pay as you go
- Billing
- DigitalOcean Harness Runtime: Active CPU time only
- Mosaic Sandbox: Bundled machine time
Limits
- Max session
- DigitalOcean Harness Runtime: Not listed
- Mosaic Sandbox: Not listed
- Idle stop
- DigitalOcean Harness Runtime: After 15 minutes
- Mosaic Sandbox: Not listed
- Largest sandbox
- DigitalOcean Harness Runtime: 16 vCPU · 32 GiB
- Mosaic Sandbox: 16 vCPU · 32 GiB
- Concurrent sandboxes
- DigitalOcean Harness Runtime: Up to 100
- Mosaic Sandbox: Up to 200
Platform
- Isolation
- DigitalOcean Harness Runtime: Firecracker microVM
- Mosaic Sandbox: Firecracker microVM
- GPU
- DigitalOcean Harness Runtime: Not listed
- Mosaic Sandbox: Not listed
- Snapshots
- DigitalOcean Harness Runtime:
- Mosaic Sandbox:
- Pause and resume
- DigitalOcean Harness Runtime:
- Mosaic Sandbox:
Developer
- SDKs
- DigitalOcean Harness Runtime: Python
- Mosaic Sandbox: Python, TypeScript, Go
- Integrations
- DigitalOcean Harness Runtime: Not listed
- Mosaic Sandbox: LangChain, MCP
Trust
- License
- DigitalOcean Harness Runtime: Not listed
- Mosaic Sandbox: Not listed
- BYOC
- DigitalOcean Harness Runtime: Not listed
- Mosaic Sandbox: Not listed
Hourly cost
One sandbox running for one hour
DigitalOcean Harness Runtime
Mosaic Sandbox
- 1 vCPU · 2 GiB
- DigitalOcean Harness Runtime: $0.063
- Mosaic Sandbox: $0.025
- 2 vCPU · 4 GiB
- DigitalOcean Harness Runtime: $0.126
- Mosaic Sandbox: $0.050
- 4 vCPU · 8 GiB
- DigitalOcean Harness Runtime: $0.252
- Mosaic Sandbox: $0.100
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
DigitalOcean Harness Runtime fits when
- Your code waits a lot: CPU is billed only while it is in use.
Mosaic Sandbox fits when
- You use LangChain or MCP.
- You want the lower list price: $0.050 against $0.126 an hour for 2 vCPU and 4 GiB.
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