Docker Sandboxes vs Sandbox0

Docker Sandboxes costs $0.07 per vCPU-hour. Sandbox0 bills memory only, at $0.015 per GiB-hour. Docker Sandboxes runs microVMs. Sandbox0 runs gVisor and has no session limit.

Updated Oct 14, 2026

Docker Sandboxes

Cloud microVM sandboxes for coding agents, run by Docker.

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

Visit site Docker Sandboxes profile

Sandbox0

Long-running agent sandboxes with durable storage.

Isolation: gVisor
Free tier: Not listed
Max session: No limit

Visit site Sandbox0 profile

What is different

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

Field

Docker Sandboxes

Sandbox0

vCPU, per hour: Docker Sandboxes: $0.07; Sandbox0: Included
RAM, per GiB-hour: Docker Sandboxes: Included; Sandbox0: $0.015
Billing: Docker Sandboxes: Bundled machine time; Sandbox0: Memory only
Concurrent sandboxes: Docker Sandboxes: Up to 10; Sandbox0: Up to 20
Isolation: Docker Sandboxes: MicroVM; Sandbox0: gVisor
SDKs: Docker Sandboxes: JavaScript / TypeScript; Sandbox0: Go, Python, TypeScript
Integrations: Docker Sandboxes: MCP; Sandbox0: LangChain, OpenAI Agents SDK

Full comparison

18 fields, at each provider's list price

Docker Sandboxesdocker.com/products/docker-sandboxesdocker.com

Sandbox0sandbox0.ai/pricingsandbox0.ai

Pricing

vCPU, per hour: Docker Sandboxes: $0.07; Sandbox0: Included
RAM, per GiB-hour: Docker Sandboxes: Included; Sandbox0: $0.015
Storage: Docker Sandboxes: Not listed; Sandbox0: Free
Free tier: Docker Sandboxes: One-time promotional credit for cloud compute; Sandbox0: Not listed
Paid plan from: Docker Sandboxes: Pay as you go; Sandbox0: Pay as you go
Billing: Docker Sandboxes: Bundled machine time; Sandbox0: Memory only

Limits

Max session: Docker Sandboxes: Not listed; Sandbox0: No limit
Idle stop: Docker Sandboxes: Not listed; Sandbox0: Not listed
Largest sandbox: Docker Sandboxes: 16 vCPU · 32 GiB; Sandbox0: Not listed
Concurrent sandboxes: Docker Sandboxes: Up to 10; Sandbox0: Up to 20

Platform

Isolation: Docker Sandboxes: MicroVM; Sandbox0: gVisor
GPU: Docker Sandboxes: Not listed; Sandbox0: Not listed
Snapshots: Docker Sandboxes:; Sandbox0:
Pause and resume: Docker Sandboxes:; Sandbox0:

Developer

SDKs: Docker Sandboxes: JavaScript / TypeScript; Sandbox0: Go, Python, TypeScript
Integrations: Docker Sandboxes: MCP; Sandbox0: LangChain, OpenAI Agents SDK

Trust

License: Docker Sandboxes: Not listed; Sandbox0: Apache-2.0
BYOC: Docker Sandboxes: Not listed; Sandbox0: Not listed

Hourly cost

One sandbox running for one hour

Size

Docker Sandboxes

Sandbox0

1 vCPU · 2 GiB: Docker Sandboxes: $0.070; Sandbox0: $0.030
2 vCPU · 4 GiB: Docker Sandboxes: $0.140; Sandbox0: $0.060
4 vCPU · 8 GiB: Docker Sandboxes: $0.280; Sandbox0: $0.120

Compute only, at list rates.

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Which one fits

Based on the fields above

Docker Sandboxes fits when

You want each sandbox in its own microVM.
You use MCP.

Sandbox0 fits when

You want an open-source platform (Apache-2.0) that you can self-host.
You use LangChain or the OpenAI Agents SDK.
You want the lower list price: $0.060 against $0.140 an hour for 2 vCPU and 4 GiB.
You want one rate for memory, with CPU included.

More comparisons

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Docker Sandboxes

Sandbox0

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Docker Sandboxes fits when

Sandbox0 fits when

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