microsandbox cloud vs Runta

microsandbox cloud costs $0.05 per vCPU-hour and Runta costs $0.0504 per vCPU-hour. microsandbox cloud runs microVMs. Runta runs full VMs.

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

Runta

Isolated computers where AI agents work and keep state.

Isolation: Full VM
Free tier: $50 free credit
Max session: Not listed

Visit site Runta profile

What is different

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

Field

microsandbox cloud

Runta

vCPU, per hour: microsandbox cloud: $0.05; Runta: $0.0504
Storage: microsandbox cloud: $0.0001 per GiB-hour; Runta: $0.000108 per GiB-hour
Free tier: microsandbox cloud: Free plan, 5 computer-hours a month; Runta: $50 free credit
Paid plan from: microsandbox cloud: $49 / month; Runta: Pay as you go
Isolation: microsandbox cloud: MicroVM; Runta: Full VM
Pause and resume: microsandbox cloud: No; Runta:
SDKs: microsandbox cloud: Python, TypeScript, Rust, Go, Ruby; Runta: Python, TypeScript

Full comparison

18 fields, at each provider's list price

microsandbox cloudmicrosandbox.dev/pricingmicrosandbox.dev

Runtarunta.com/pricing

Pricing

vCPU, per hour: microsandbox cloud: $0.05; Runta: $0.0504
RAM, per GiB-hour: microsandbox cloud: $0.0162; Runta: $0.0162
Storage: microsandbox cloud: $0.0001 per GiB-hour; Runta: $0.000108 per GiB-hour
Free tier: microsandbox cloud: Free plan, 5 computer-hours a month; Runta: $50 free credit
Paid plan from: microsandbox cloud: $49 / month; Runta: Pay as you go
Billing: microsandbox cloud: Per second; Runta: Per second

Limits

Max session: microsandbox cloud: Not listed; Runta: Not listed
Idle stop: microsandbox cloud: Not listed; Runta: Not listed
Largest sandbox: microsandbox cloud: Not listed; Runta: Not listed
Concurrent sandboxes: microsandbox cloud: Up to 25,000; Runta: Not listed

Platform

Isolation: microsandbox cloud: MicroVM; Runta: Full VM
GPU: microsandbox cloud: No; Runta: Not listed
Snapshots: microsandbox cloud:; Runta:
Pause and resume: microsandbox cloud: No; Runta:

Developer

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

Trust

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

Hourly cost

One sandbox running for one hour

Size

microsandbox cloud

Runta

1 vCPU · 2 GiB: microsandbox cloud: $0.082; Runta: $0.083
2 vCPU · 4 GiB: microsandbox cloud: $0.165; Runta: $0.166
4 vCPU · 8 GiB: microsandbox cloud: $0.330; Runta: $0.331

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.
You want an open-source platform (Apache-2.0) that you can self-host.
You want the lower list price: $0.165 against $0.166 an hour for 2 vCPU and 4 GiB.

Runta fits when

You want to pay only for usage, with no plan fee.
You want each sandbox to be a full VM.
You use the OpenAI Agents SDK.
You need pause and resume.

More comparisons

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microsandbox cloud

Runta

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

microsandbox cloud fits when

Runta fits when

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