Runta vs Sailboxes

Runta costs $0.0504 per vCPU-hour and Sailboxes costs $0.015 per vCPU-hour. Runta runs full VMs. Sailboxes runs full VMs and has no session limit.

Updated Oct 14, 2026

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

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

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

Field

Runta

Sailboxes

vCPU, per hour: Runta: $0.0504; Sailboxes: $0.015
RAM, per GiB-hour: Runta: $0.0162; Sailboxes: $0.008
Storage: Runta: $0.000108 per GiB-hour; Sailboxes: $0.0007 per GiB-hour
Free tier: Runta: $50 free credit; Sailboxes: $5 credit every month
SDKs: Runta: Python, TypeScript; Sailboxes: Python, TypeScript, Rust

Full comparison

18 fields, at each provider's list price

Runtarunta.com/pricing

Sailboxesdocs.sailresearch.com/sailboxes-pricingdocs.sailresearch.com

Pricing

vCPU, per hour: Runta: $0.0504; Sailboxes: $0.015
RAM, per GiB-hour: Runta: $0.0162; Sailboxes: $0.008
Storage: Runta: $0.000108 per GiB-hour; Sailboxes: $0.0007 per GiB-hour
Free tier: Runta: $50 free credit; Sailboxes: $5 credit every month
Paid plan from: Runta: Pay as you go; Sailboxes: Pay as you go
Billing: Runta: Per second; Sailboxes: Per second

Limits

Max session: Runta: Not listed; Sailboxes: No limit
Idle stop: Runta: Not listed; Sailboxes: Not listed
Largest sandbox: Runta: Not listed; Sailboxes: Not listed
Concurrent sandboxes: Runta: Not listed; Sailboxes: Up to 5,000

Platform

Isolation: Runta: Full VM; Sailboxes: Full VM
GPU: Runta: Not listed; Sailboxes: Not listed
Snapshots: Runta:; Sailboxes:
Pause and resume: Runta:; Sailboxes:

Developer

SDKs: Runta: Python, TypeScript; Sailboxes: Python, TypeScript, Rust
Integrations: Runta: OpenAI Agents SDK; Sailboxes: Not listed

Trust

License: Runta: Not listed; Sailboxes: Not listed
BYOC: Runta: Not listed; Sailboxes: Not listed

Hourly cost

One sandbox running for one hour

Size

Runta

Sailboxes

1 vCPU · 2 GiB: Runta: $0.083; Sailboxes: $0.031
2 vCPU · 4 GiB: Runta: $0.166; Sailboxes: $0.062
4 vCPU · 8 GiB: Runta: $0.331; Sailboxes: $0.124

Compute only, at list rates.

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Which one fits

Based on the fields above

Runta fits when

You use the OpenAI Agents SDK.
You want the larger free credit: $50 against $5.
You need a desktop in the sandbox.

Sailboxes fits when

You want the lower list price: $0.062 against $0.166 an hour for 2 vCPU and 4 GiB.
You need SOC 2 and HIPAA.

More comparisons

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Runta

Sailboxes

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Runta fits when

Sailboxes fits when

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