MIOSA vs Sailboxes

MIOSA costs $0.04536 per vCPU-hour and Sailboxes costs $0.015 per vCPU-hour. MIOSA runs Firecracker microVMs and limits a session to 24 hours. Sailboxes runs full VMs and has no session limit.

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

Sailboxes

Persistent Linux VMs for long-horizon AI agents.

Isolation: Full VM
Free tier: $5 credit every month
Max session: No limit

Visit site Sailboxes profile

What is different

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

Field

MIOSA

Sailboxes

vCPU, per hour: MIOSA: $0.04536; Sailboxes: $0.015
RAM, per GiB-hour: MIOSA: $0.01458; Sailboxes: $0.008
Storage: MIOSA: $0.0006147 per GiB-hour; Sailboxes: $0.0007 per GiB-hour
Free tier: MIOSA: $10 credit, one time; Sailboxes: $5 credit every month
Paid plan from: MIOSA: $500 / month; Sailboxes: Pay as you go
Max session: MIOSA: 24 hours; Sailboxes: No limit
Largest sandbox: MIOSA: 16 vCPU · 32 GiB; Sailboxes: 8 vCPU · 256 GiB
Concurrent sandboxes: MIOSA: Up to 250; Sailboxes: Up to 5,000
Isolation: MIOSA: Firecracker microVM; Sailboxes: Full VM
SDKs: MIOSA: TypeScript, Python, Go, Rust, Java; Sailboxes: Python, TypeScript, Rust
Integrations: MIOSA: MCP; Sailboxes: Claude Code

Full comparison

18 fields, at each provider's list price

MIOSAmiosa.ai/pricing

Sailboxesdocs.sailresearch.com/pricingdocs.sailresearch.com

Pricing

vCPU, per hour: MIOSA: $0.04536; Sailboxes: $0.015
RAM, per GiB-hour: MIOSA: $0.01458; Sailboxes: $0.008
Storage: MIOSA: $0.0006147 per GiB-hour; Sailboxes: $0.0007 per GiB-hour
Free tier: MIOSA: $10 credit, one time; Sailboxes: $5 credit every month
Paid plan from: MIOSA: $500 / month; Sailboxes: Pay as you go
Billing: MIOSA: Per second; Sailboxes: Per second

Limits

Max session: MIOSA: 24 hours; Sailboxes: No limit
Idle stop: MIOSA: After 30 minutes; Sailboxes: Not listed
Largest sandbox: MIOSA: 16 vCPU · 32 GiB; Sailboxes: 8 vCPU · 256 GiB
Concurrent sandboxes: MIOSA: Up to 250; Sailboxes: Up to 5,000

Platform

Isolation: MIOSA: Firecracker microVM; Sailboxes: Full VM
GPU: MIOSA: Not listed; Sailboxes: Not listed
Snapshots: MIOSA:; Sailboxes:
Pause and resume: MIOSA:; Sailboxes:

Developer

SDKs: MIOSA: TypeScript, Python, Go, Rust, Java; Sailboxes: Python, TypeScript, Rust
Integrations: MIOSA: MCP; Sailboxes: Claude Code

Trust

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

Hourly cost

One sandbox running for one hour

Size

MIOSA

Sailboxes

1 vCPU · 2 GiB: MIOSA: $0.075; Sailboxes: $0.031
2 vCPU · 4 GiB: MIOSA: $0.149; Sailboxes: $0.062
4 vCPU · 8 GiB: MIOSA: $0.298; Sailboxes: $0.124

Compute only, at list rates.

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Which one fits

Based on the fields above

MIOSA fits when

You want each sandbox in its own microVM.
You use MCP.
You want the larger free credit: $10 against $5.
You need a desktop in the sandbox.

Sailboxes fits when

A session must run longer than 24 hours.
You want to pay only for usage, with no plan fee.
You want each sandbox to be a full VM.
You use Claude Code.

More comparisons

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MIOSA

Sailboxes

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

MIOSA fits when

Sailboxes fits when

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