Brimble Sandboxes vs Mosaic Sandbox
Mosaic Sandbox costs $0.025 per vCPU-hour. Brimble Sandboxes runs gVisor and limits a session to 6 hours. Mosaic Sandbox runs Firecracker microVMs.
Updated
Brimble Sandboxes
- Isolation
- gVisor
- Free tier
- 7-day Developer plan trial, card required
- Max session
- 6 hours
Mosaic Sandbox
- Isolation
- Firecracker microVM
- Free tier
- Not listed
- Max session
- Not listed
What is different
8 fields differ. The rest are the same or not listed.
Brimble Sandboxes
Mosaic Sandbox
- Storage
- Brimble Sandboxes: Snapshot storage and persistent volumes bill at storage rates
- Mosaic Sandbox: Free
- Paid plan from
- Brimble Sandboxes: $3 / month
- Mosaic Sandbox: Pay as you go
- Billing
- Brimble Sandboxes: Per second
- Mosaic Sandbox: Bundled machine time
- Largest sandbox
- Brimble Sandboxes: 4 vCPU · 8 GiB
- Mosaic Sandbox: 16 vCPU · 32 GiB
- Concurrent sandboxes
- Brimble Sandboxes: Up to 15
- Mosaic Sandbox: Up to 200
- Isolation
- Brimble Sandboxes: gVisor
- Mosaic Sandbox: Firecracker microVM
- SDKs
- Brimble Sandboxes: JavaScript / TypeScript, Python, Go
- Mosaic Sandbox: Python, TypeScript, Go
- Integrations
- Brimble Sandboxes: MCP, Claude Code
- Mosaic Sandbox: LangChain, MCP, Claude Code, Vercel AI SDK
Full comparison
18 fields, at each provider's list price
Brimble Sandboxesbrimble
Mosaic Sandboxsandbox
Pricing
- vCPU, per hour
- Brimble Sandboxes: Not listed
- Mosaic Sandbox: $0.025
- RAM, per GiB-hour
- Brimble Sandboxes: Not listed
- Mosaic Sandbox: Included
- Storage
- Brimble Sandboxes: Snapshot storage and persistent volumes bill at storage rates
- Mosaic Sandbox: Free
- Free tier
- Brimble Sandboxes: 7-day Developer plan trial, card required
- Mosaic Sandbox: Not listed
- Paid plan from
- Brimble Sandboxes: $3 / month
- Mosaic Sandbox: Pay as you go
- Billing
- Brimble Sandboxes: Per second
- Mosaic Sandbox: Bundled machine time
Limits
- Max session
- Brimble Sandboxes: 6 hours
- Mosaic Sandbox: Not listed
- Idle stop
- Brimble Sandboxes: Not listed
- Mosaic Sandbox: Not listed
- Largest sandbox
- Brimble Sandboxes: 4 vCPU · 8 GiB
- Mosaic Sandbox: 16 vCPU · 32 GiB
- Concurrent sandboxes
- Brimble Sandboxes: Up to 15
- Mosaic Sandbox: Up to 200
Platform
- Isolation
- Brimble Sandboxes: gVisor
- Mosaic Sandbox: Firecracker microVM
- GPU
- Brimble Sandboxes: Not listed
- Mosaic Sandbox: No
- Snapshots
- Brimble Sandboxes:
- Mosaic Sandbox:
- Pause and resume
- Brimble Sandboxes:
- Mosaic Sandbox:
Developer
- SDKs
- Brimble Sandboxes: JavaScript / TypeScript, Python, Go
- Mosaic Sandbox: Python, TypeScript, Go
- Integrations
- Brimble Sandboxes: MCP, Claude Code
- Mosaic Sandbox: LangChain, MCP, Claude Code, Vercel AI SDK
Trust
- License
- Brimble Sandboxes: Not listed
- Mosaic Sandbox: Not listed
- BYOC
- Brimble Sandboxes: Not listed
- Mosaic Sandbox: Not listed
Hourly cost
One sandbox running for one hour
Brimble Sandboxes
Mosaic Sandbox
- 1 vCPU · 2 GiB
- Brimble Sandboxes: Not listed
- Mosaic Sandbox: $0.025
- 2 vCPU · 4 GiB
- Brimble Sandboxes: Not listed
- Mosaic Sandbox: $0.050
- 4 vCPU · 8 GiB
- Brimble Sandboxes: Not listed
- Mosaic Sandbox: $0.100
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
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 need a sandbox larger than 4 vCPU · 8 GiB.
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