microsandbox cloud vs Runloop

microsandbox cloud costs $0.05 per vCPU-hour and Runloop costs $0.108 per vCPU-hour. microsandbox cloud runs microVMs. Runloop runs microVMs.

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

Runloop

Devboxes built for coding agents.

Isolation: MicroVM
Free tier: $50 credit
Max session: Not listed

Visit site Runloop profile

What is different

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

Field

microsandbox cloud

Runloop

vCPU, per hour: microsandbox cloud: $0.05; Runloop: $0.108
RAM, per GiB-hour: microsandbox cloud: $0.0162; Runloop: $0.0252
Storage: microsandbox cloud: $0.0001 per GiB-hour; Runloop: $0.00034236 per GiB-hour
Free tier: microsandbox cloud: Free plan, 5 computer-hours a month; Runloop: $50 credit
Paid plan from: microsandbox cloud: $49 / month; Runloop: Pay as you go
Pause and resume: microsandbox cloud: No; Runloop:
SDKs: microsandbox cloud: Python, TypeScript, Rust, Go, Ruby; Runloop: Python, TypeScript

Full comparison

18 fields, at each provider's list price

microsandbox cloudmicrosandbox.dev/pricingmicrosandbox.dev

Runlooprunloop.ai/pricing

Pricing

vCPU, per hour: microsandbox cloud: $0.05; Runloop: $0.108
RAM, per GiB-hour: microsandbox cloud: $0.0162; Runloop: $0.0252
Storage: microsandbox cloud: $0.0001 per GiB-hour; Runloop: $0.00034236 per GiB-hour
Free tier: microsandbox cloud: Free plan, 5 computer-hours a month; Runloop: $50 credit
Paid plan from: microsandbox cloud: $49 / month; Runloop: Pay as you go
Billing: microsandbox cloud: Per second; Runloop: Per second

Limits

Max session: microsandbox cloud: Not listed; Runloop: Not listed
Idle stop: microsandbox cloud: Not listed; Runloop: Not listed
Largest sandbox: microsandbox cloud: Not listed; Runloop: 16 vCPU · 64 GiB
Concurrent sandboxes: microsandbox cloud: Up to 25,000; Runloop: Not listed

Platform

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

Developer

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

Trust

License: microsandbox cloud: Apache-2.0; Runloop: Not listed
BYOC: microsandbox cloud: Not listed; Runloop: Deploy to VPC, Enterprise plan

Hourly cost

One sandbox running for one hour

Size

microsandbox cloud

Runloop

1 vCPU · 2 GiB: microsandbox cloud: $0.082; Runloop: $0.158
2 vCPU · 4 GiB: microsandbox cloud: $0.165; Runloop: $0.317
4 vCPU · 8 GiB: microsandbox cloud: $0.330; Runloop: $0.634

Compute only, at list rates.

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Which one fits

Based on the fields above

microsandbox cloud fits when

You want an open-source platform (Apache-2.0) that you can self-host.
You want the lower list price: $0.165 against $0.317 an hour for 2 vCPU and 4 GiB.

Runloop fits when

You want to pay only for usage, with no plan fee.
You use the OpenAI Agents SDK or MCP.
You need pause and resume.
You need a desktop in the sandbox.

More comparisons

See all comparisons

microsandbox cloud

Runloop

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

microsandbox cloud fits when

Runloop fits when

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