Buddy Sandboxes vs Mosaic Sandbox
Buddy Sandboxes costs $0.0144 per vCPU-hour and Mosaic Sandbox costs $0.025 per vCPU-hour. Buddy Sandboxes runs full VMs and has no session limit. Mosaic Sandbox runs Firecracker microVMs.
Updated
Buddy Sandboxes
- Isolation
- Full VM
- Free tier
- $1 of usage credit every month
- Max session
- No limit
Mosaic Sandbox
- Isolation
- Firecracker microVM
- Free tier
- Not listed
- Max session
- Not listed
What is different
9 fields differ. The rest are the same or not listed.
Buddy Sandboxes
Mosaic Sandbox
- vCPU, per hour
- Buddy Sandboxes: $0.0144
- Mosaic Sandbox: $0.025
- RAM, per GiB-hour
- Buddy Sandboxes: $0.0144
- Mosaic Sandbox: Included
- Storage
- Buddy Sandboxes: $0.00011 per GiB-hour
- Mosaic Sandbox: Free
- Paid plan from
- Buddy Sandboxes: $29 / month
- Mosaic Sandbox: Pay as you go
- Billing
- Buddy Sandboxes: Per second
- Mosaic Sandbox: Bundled machine time
- Largest sandbox
- Buddy Sandboxes: 12 vCPU · 24 GiB
- Mosaic Sandbox: 16 vCPU · 32 GiB
- Isolation
- Buddy Sandboxes: Full VM
- Mosaic Sandbox: Firecracker microVM
- SDKs
- Buddy Sandboxes: TypeScript
- Mosaic Sandbox: Python, TypeScript, Go
- Integrations
- Buddy Sandboxes: MCP, Claude Code
- Mosaic Sandbox: LangChain, MCP, Claude Code, Vercel AI SDK
Full comparison
18 fields, at each provider's list price
Buddy Sandboxesbuddy
Mosaic Sandboxsandbox
Pricing
- vCPU, per hour
- Buddy Sandboxes: $0.0144
- Mosaic Sandbox: $0.025
- RAM, per GiB-hour
- Buddy Sandboxes: $0.0144
- Mosaic Sandbox: Included
- Storage
- Buddy Sandboxes: $0.00011 per GiB-hour
- Mosaic Sandbox: Free
- Free tier
- Buddy Sandboxes: $1 of usage credit every month
- Mosaic Sandbox: Not listed
- Paid plan from
- Buddy Sandboxes: $29 / month
- Mosaic Sandbox: Pay as you go
- Billing
- Buddy Sandboxes: Per second
- Mosaic Sandbox: Bundled machine time
Limits
- Max session
- Buddy Sandboxes: No limit
- Mosaic Sandbox: Not listed
- Idle stop
- Buddy Sandboxes: Not listed
- Mosaic Sandbox: Not listed
- Largest sandbox
- Buddy Sandboxes: 12 vCPU · 24 GiB
- Mosaic Sandbox: 16 vCPU · 32 GiB
- Concurrent sandboxes
- Buddy Sandboxes: Not listed
- Mosaic Sandbox: Up to 200
Platform
- Isolation
- Buddy Sandboxes: Full VM
- Mosaic Sandbox: Firecracker microVM
- GPU
- Buddy Sandboxes: Not listed
- Mosaic Sandbox: No
- Snapshots
- Buddy Sandboxes:
- Mosaic Sandbox:
- Pause and resume
- Buddy Sandboxes:
- Mosaic Sandbox:
Developer
- SDKs
- Buddy Sandboxes: TypeScript
- Mosaic Sandbox: Python, TypeScript, Go
- Integrations
- Buddy Sandboxes: MCP, Claude Code
- Mosaic Sandbox: LangChain, MCP, Claude Code, Vercel AI SDK
Trust
- License
- Buddy Sandboxes: Not listed
- Mosaic Sandbox: Not listed
- BYOC
- Buddy Sandboxes: Not listed
- Mosaic Sandbox: Not listed
Hourly cost
One sandbox running for one hour
Buddy Sandboxes
Mosaic Sandbox
- 1 vCPU · 2 GiB
- Buddy Sandboxes: $0.043
- Mosaic Sandbox: $0.025
- 2 vCPU · 4 GiB
- Buddy Sandboxes: $0.086
- Mosaic Sandbox: $0.050
- 4 vCPU · 8 GiB
- Buddy Sandboxes: $0.173
- Mosaic Sandbox: $0.100
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Buddy Sandboxes fits when
- You want each sandbox to be a full VM.
- You need SOC 2 Type II and GDPR.
Mosaic Sandbox fits when
- You want to pay only for usage, with no plan fee.
- You want each sandbox in its own microVM.
- You use LangChain or the Vercel AI SDK.
- You want the lower list price: $0.050 against $0.086 an hour for 2 vCPU and 4 GiB.
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