MIOSA vs Phonebox

MIOSA costs $0.04536 per vCPU-hour. MIOSA runs Firecracker microVMs and limits a session to 24 hours. Phonebox limits a session to 3 hours.

Updated Oct 15, 2026

MIOSA

Cloud sandboxes and persistent computers that AI agents use to build and run software.

Isolation: Firecracker microVM
Free tier: $10 credit, one time
Max session: 24 hours

Visit site MIOSA profile

Phonebox

Cloud Android phones that AI agents control through their screens.

Isolation: Not listed
Free tier: $2 starter credit, one time, no card
Max session: 3 hours

Visit site Phonebox profile

What is different

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

Field

MIOSA

Phonebox

Free tier: MIOSA: $10 credit, one time; Phonebox: $2 starter credit, one time, no card
Paid plan from: MIOSA: $500 / month; Phonebox: Pay as you go
Billing: MIOSA: Per second; Phonebox: Bundled machine time
Max session: MIOSA: 24 hours; Phonebox: 3 hours
Idle stop: MIOSA: After 30 minutes; Phonebox: After 5 minutes
Concurrent sandboxes: MIOSA: Up to 250; Phonebox: Up to 5
SDKs: MIOSA: TypeScript, Python, Go, Rust, Java; Phonebox: TypeScript

Full comparison

18 fields, at each provider's list price

MIOSAmiosa.ai/pricing

Phoneboxphonebox.dev/pricingphonebox.dev

Pricing

vCPU, per hour: MIOSA: $0.04536; Phonebox: Not listed
RAM, per GiB-hour: MIOSA: $0.01458; Phonebox: Not listed
Storage: MIOSA: $0.0006147 per GiB-hour; Phonebox: Not listed
Free tier: MIOSA: $10 credit, one time; Phonebox: $2 starter credit, one time, no card
Paid plan from: MIOSA: $500 / month; Phonebox: Pay as you go
Billing: MIOSA: Per second; Phonebox: Bundled machine time

Limits

Max session: MIOSA: 24 hours; Phonebox: 3 hours
Idle stop: MIOSA: After 30 minutes; Phonebox: After 5 minutes
Largest sandbox: MIOSA: 16 vCPU · 32 GiB; Phonebox: Not listed
Concurrent sandboxes: MIOSA: Up to 250; Phonebox: Up to 5

Platform

Isolation: MIOSA: Firecracker microVM; Phonebox: Not listed
GPU: MIOSA: Not listed; Phonebox: Not listed
Snapshots: MIOSA:; Phonebox: Not listed
Pause and resume: MIOSA:; Phonebox:

Developer

SDKs: MIOSA: TypeScript, Python, Go, Rust, Java; Phonebox: TypeScript
Integrations: MIOSA: MCP; Phonebox: MCP

Trust

License: MIOSA: Not listed; Phonebox: Not listed
BYOC: MIOSA: Your own AWS, GCP or Azure account; Phonebox: Not listed

Hourly cost

One sandbox running for one hour

Size

MIOSA

Phonebox

1 vCPU · 2 GiB: MIOSA: $0.075; Phonebox: Not listed
2 vCPU · 4 GiB: MIOSA: $0.149; Phonebox: Not listed
4 vCPU · 8 GiB: MIOSA: $0.298; Phonebox: Not listed

Compute only, at list rates.

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Which one fits

Based on the fields above

MIOSA fits when

A session must run longer than 3 hours.
You want the larger free credit: $10 against $2.
You need snapshots.
You need a desktop in the sandbox.

Phonebox fits when

You want to pay only for usage, with no plan fee.

More comparisons

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MIOSA

Phonebox

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

MIOSA fits when

Phonebox fits when

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