Docker Sandboxes vs Mosaic Sandbox

Docker Sandboxes costs $0.07 per vCPU-hour and Mosaic Sandbox costs $0.025 per vCPU-hour. Docker Sandboxes runs microVMs. Mosaic Sandbox runs Firecracker microVMs.

Updated

Docker Sandboxes

Isolation
MicroVM
Free tier
One-time promotional credit for cloud compute
Max session
Not listed

Mosaic Sandbox

Isolation
Firecracker microVM
Free tier
Not listed
Max session
Not listed

What is different

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

Docker Sandboxes
Mosaic Sandbox
vCPU, per hour
Docker Sandboxes: $0.07
Mosaic Sandbox: $0.025
Concurrent sandboxes
Docker Sandboxes: Up to 10
Mosaic Sandbox: Up to 200
Isolation
Docker Sandboxes: MicroVM
Mosaic Sandbox: Firecracker microVM
SDKs
Docker Sandboxes: JavaScript / TypeScript
Mosaic Sandbox: Python, TypeScript, Go
Integrations
Docker Sandboxes: MCP
Mosaic Sandbox: LangChain, MCP

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Docker Sandboxes: $0.07
Mosaic Sandbox: $0.025
RAM, per GiB-hour
Docker Sandboxes: Included
Mosaic Sandbox: Included
Storage
Docker Sandboxes: Not listed
Mosaic Sandbox: Free
Free tier
Docker Sandboxes: One-time promotional credit for cloud compute
Mosaic Sandbox: Not listed
Paid plan from
Docker Sandboxes: Pay as you go
Mosaic Sandbox: Pay as you go
Billing
Docker Sandboxes: Bundled machine time
Mosaic Sandbox: Bundled machine time

Limits

Max session
Docker Sandboxes: Not listed
Mosaic Sandbox: Not listed
Idle stop
Docker Sandboxes: Not listed
Mosaic Sandbox: Not listed
Largest sandbox
Docker Sandboxes: 16 vCPU · 32 GiB
Mosaic Sandbox: 16 vCPU · 32 GiB
Concurrent sandboxes
Docker Sandboxes: Up to 10
Mosaic Sandbox: Up to 200

Platform

Isolation
Docker Sandboxes: MicroVM
Mosaic Sandbox: Firecracker microVM
GPU
Docker Sandboxes: Not listed
Mosaic Sandbox: Not listed
Snapshots
Docker Sandboxes:
Mosaic Sandbox:
Pause and resume
Docker Sandboxes:
Mosaic Sandbox:

Developer

SDKs
Docker Sandboxes: JavaScript / TypeScript
Mosaic Sandbox: Python, TypeScript, Go
Integrations
Docker Sandboxes: MCP
Mosaic Sandbox: LangChain, MCP

Trust

License
Docker Sandboxes: Not listed
Mosaic Sandbox: Not listed
BYOC
Docker Sandboxes: Not listed
Mosaic Sandbox: Not listed

Hourly cost

One sandbox running for one hour

Docker Sandboxes
Mosaic Sandbox
1 vCPU · 2 GiB
Docker Sandboxes: $0.070
Mosaic Sandbox: $0.025
2 vCPU · 4 GiB
Docker Sandboxes: $0.140
Mosaic Sandbox: $0.050
4 vCPU · 8 GiB
Docker Sandboxes: $0.280
Mosaic Sandbox: $0.100

Compute only, at list rates.

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Which one fits

Based on the fields above

Mosaic Sandbox fits when

  • You use LangChain.
  • You want the lower list price: $0.050 against $0.140 an hour for 2 vCPU and 4 GiB.

More comparisons

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