microsandbox cloud vs Sandbox0

microsandbox cloud costs $0.05 per vCPU-hour. Sandbox0 bills memory only, at $0.015 per GiB-hour. microsandbox cloud runs microVMs. Sandbox0 runs gVisor and has no session limit.

Updated Oct 14, 2026

microsandbox cloud

Hosted microVM sandboxes for AI agents and untrusted code.

Isolation: MicroVM
Free tier: Free plan, 5 computer-hours a month
Max session: Not listed

Visit site microsandbox cloud 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

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

Field

microsandbox cloud

Sandbox0

vCPU, per hour: microsandbox cloud: $0.05; Sandbox0: Included
RAM, per GiB-hour: microsandbox cloud: $0.0162; Sandbox0: $0.015
Storage: microsandbox cloud: $0.0001 per GiB-hour; Sandbox0: Free
Paid plan from: microsandbox cloud: $49 / month; Sandbox0: Pay as you go
Billing: microsandbox cloud: Per second; Sandbox0: Memory only
Concurrent sandboxes: microsandbox cloud: Up to 25,000; Sandbox0: Up to 20
Isolation: microsandbox cloud: MicroVM; Sandbox0: gVisor
Pause and resume: microsandbox cloud: No; Sandbox0:
SDKs: microsandbox cloud: Python, TypeScript, Rust, Go, Ruby; Sandbox0: Go, Python, TypeScript

Full comparison

18 fields, at each provider's list price

microsandbox cloudmicrosandbox.dev/pricingmicrosandbox.dev

Sandbox0sandbox0.ai/pricingsandbox0.ai

Pricing

vCPU, per hour: microsandbox cloud: $0.05; Sandbox0: Included
RAM, per GiB-hour: microsandbox cloud: $0.0162; Sandbox0: $0.015
Storage: microsandbox cloud: $0.0001 per GiB-hour; Sandbox0: Free
Free tier: microsandbox cloud: Free plan, 5 computer-hours a month; Sandbox0: Not listed
Paid plan from: microsandbox cloud: $49 / month; Sandbox0: Pay as you go
Billing: microsandbox cloud: Per second; Sandbox0: Memory only

Limits

Max session: microsandbox cloud: Not listed; Sandbox0: No limit
Idle stop: microsandbox cloud: Not listed; Sandbox0: Not listed
Largest sandbox: microsandbox cloud: Not listed; Sandbox0: Not listed
Concurrent sandboxes: microsandbox cloud: Up to 25,000; Sandbox0: Up to 20

Platform

Isolation: microsandbox cloud: MicroVM; Sandbox0: gVisor
GPU: microsandbox cloud: No; Sandbox0: Not listed
Snapshots: microsandbox cloud:; Sandbox0:
Pause and resume: microsandbox cloud: No; Sandbox0:

Developer

SDKs: microsandbox cloud: Python, TypeScript, Rust, Go, Ruby; Sandbox0: Go, Python, TypeScript
Integrations: microsandbox cloud: Not listed; Sandbox0: LangChain, OpenAI Agents SDK

Trust

License: microsandbox cloud: Apache-2.0; Sandbox0: Apache-2.0
BYOC: microsandbox cloud: Not listed; Sandbox0: Not listed

Hourly cost

One sandbox running for one hour

Size

microsandbox cloud

Sandbox0

1 vCPU · 2 GiB: microsandbox cloud: $0.082; Sandbox0: $0.030
2 vCPU · 4 GiB: microsandbox cloud: $0.165; Sandbox0: $0.060
4 vCPU · 8 GiB: microsandbox cloud: $0.330; Sandbox0: $0.120

Compute only, at list rates.

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Which one fits

Based on the fields above

microsandbox cloud fits when

You want each sandbox in its own microVM.

Sandbox0 fits when

You want to pay only for usage, with no plan fee.
You use LangChain or the OpenAI Agents SDK.
You want the lower list price: $0.060 against $0.165 an hour for 2 vCPU and 4 GiB.
You need pause and resume.

More comparisons

See all comparisons

microsandbox cloud

Sandbox0

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

microsandbox cloud fits when

Sandbox0 fits when

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