AI tools, scored for your job
Get paid to train AI
Overview Before & After Reviews Integrations Why This Tool FAQ Pricing Top 10 Get Alerts News

kosa8 — AI for Cybersecurity & IT Infrastructure

Sealed microVM sandboxes for AI agents with human-in-the-loop approvals and per-second billing.

What is kosa8?

kosa8: Sealed microVM sandboxes for AI agents with human-in-the-loop approvals and per-second billing. It has a free plan; paid plans start at $29/month. Zekai's independent review scores it 8.2 out of 10. Best for secure execution of AI agents in isolated microVMs.

Facts checked 15 Nov 2026.

DifferentiatorSealed microVM per agent with built-in human approvals
Proof1.9 ms
Try kosa8
Free Plan Pro from$29/month
Free plan verified · free AI tools for Cybersecurity
8.2 Zekai
Secure Agent Sandboxes
AI-Powered Cybersecurity & IT Infrastructure
Ease of Use
8.0
Accuracy
10.0
Value
6.0
Time Saving
8.0
MicroVMAir-GappedGovernancePer-Second BillingAudit Logs
🏷 Is this your tool? Claim this listing →

Zekai Verdict

What is it?
kosa8 provides secure, isolated microVM sandboxes designed specifically to run AI agents safely on your own machines or via kosa8 Cloud.
Best for
AI-Powered Cybersecurity & IT Infrastructure
Not ideal for
No free trial period available on paid plans
Price
Free plan · paid from $29/month
Zekai Score
8.2/10
Hand-scored by Zekai

Top AI-Powered Cybersecurity & IT Infrastructure picks

See all 57 AI tools for Cybersecurity →
⚡ Quick answer

kosa8 is an AI agent sandbox infrastructure platform that runs autonomous agents inside sealed microVMs. It offers robust isolation, human-in-the-loop governance policies, and per-second cloud billing.

CategoryAI-Powered Cybersecurity & IT Infrastructure
Best forSecure execution of AI agents in isolated microVMs
Price from$29/month
Free planyes
DifferentiatorSealed microVM per agent with built-in human approvals
Proof1.9 ms
Rating4
📖 About kosa8

kosa8 provides secure, isolated microVM sandboxes designed specifically to run AI agents safely on your own machines or via kosa8 Cloud. It features built-in auditing, human approvals for risky steps, and instant state reversal for agent workflows.

Real Impact

Before & After

❌ Before

AI agents running unchecked scripts risk corrupting local files or executing destructive database commands.

High risk
✅ After

Agents operate securely inside isolated microVMs with mandatory human approvals for critical actions.

1.9 ms isolation
AI Prompts

Prompts for Cybersecurity

Prompt 01 AI Prompt for Vulnerability Prioritization
You are a senior cybersecurity analyst. Given the following vulnerability data from a Nessus scan of a production web server (asset criticality: high), prioritize the top 3 vulnerabilities for immediate remediation.
Prompt 02 Prompt for Drafting an RMF Management Policy
Act as a GRC analyst. I need to draft a policy for the 'Manage' function of the NIST AI RMF. Our organization uses Microsoft Defender for Endpoint for EDR, Pentera for automated security validation, and Credo AI for governance.
Prompt 03 Triage a Vulnerability Report
Act as a senior security analyst. I have a vulnerability report from a scanner. Prioritize the findings based on the following context: • The affected asset is a public-facing web server running Linux, tagged as 'critical'.
See all 23 AI prompts for Cybersecurity →
Social Proof

Trusted by professionals

Ease of Use
8.0
Accuracy
10.0
Value
6.0
Time Saving
8.0
Connects With

kosa8 integrations

MCP tools Local models Claude Code
Setup complexity: Intermediate
kosa8 provides secure, isolated microVM sandboxes designed specifically to run AI agents safely on your own machines or via kosa8 Cloud. It features built-in auditing, human approvals for risky steps, and instant state reversal for agent workflows.
The decision

Is kosa8 worth it?

Built for
Software engineers, platform teams, security operators, and developers building autonomous AI agents.
Effort to adopt
Intermediate
Who It's For

Why Cybersecurity & IT Infrastructure choose this tool

🎯
Built for
AI-Powered Cybersecurity & IT Infrastructure
In-Depth Overview
Deploying autonomous AI agents in production introduces significant risks, from unintended file deletions to unauthorized database modifications. kosa8 addresses this by wrapping every agent in a dedicated microVM with its own kernel, ready in 74 milliseconds. If you are building software development workflows, data analysis pipelines, or deploying AI frameworks, you can use kosa8 to isolate untrusted code completely. The platform offers flexible deployment models, allowing you to run sandboxes locally on macOS, Linux, or Windows 11 via WSL2, on your own dedicated hosts, or in air-gapped enterprise environments. A core advantage is its governance layer, which forces agents to pause and wait for named human approval when encountering destructive commands like a database table drop. Furthermore, the dashboard and save-and-undo capabilities let you rewind agent actions easily if something goes wrong. While free tiers exist for local testing with a card on file, advanced features like concurrent copies, local models, and governance policies require paid subscription plans starting at $29/month, alongside per-second metering for cloud usage. By combining microVM isolation with Model Context Protocol (MCP) policy enforcement, kosa8 gives engineering and platform teams the infrastructure required to let AI agents work autonomously without threatening underlying IT systems or data security.

Key Use Cases

💻
Run coding agents safely
Software Developer
Execute AI coding assistants inside isolated microVMs to prevent unauthorized system modifications.
1.9 ms ready
🛡️
Enforce strict agent governance
Security Engineer
Require manual human sign-off before allowing agents to execute critical database queries or shell commands.
100% audited
✓ Pros
MicroVM architecture provides stronger isolation than shared containers
Sub-second sandbox readiness (1.9 ms)
Air-gapped deployment option for regulated environments
Built-in human-in-the-loop approvals for dangerous commands
Flexible running options across local hardware, BYOC servers, and cloud
· Cons
No free trial period available on paid plans
Complex pricing structure combining flat monthly tiers and per-second cloud usage
Windows support is currently restricted to WSL2 preview
Cloud usage requires a credit card on file even for free tiers
⚡ Editorial Verdict

kosa8 offers a well-architected sandbox environment that effectively isolates AI agents using dedicated microVMs instead of shared containers. However, the pricing model is complex, requiring both a monthly base subscription for advanced features and separate per-second metering for cloud resource consumption.

Questions & Answers

Frequently asked questions

What operating systems are supported?

+
Apple-silicon Macs and x86-64 Linux run sandboxes natively, while Windows 11 on x86-64 is supported through WSL2 in preview.

How is kosa8 Cloud billed?

+
kosa8 Cloud usage is billed per second for running vCPUs, RAM usage, sleeping snapshots, and connected host servers.

Last reviewed:

Plans & Pricing

kosa8 pricing and plans

Free
$0
Free on your computer with a card on file, limited to 32 GB disk and no concurrent copies.
Get Started Free

Prices and features are updated regularly but can change at any time — always confirm on the official website. Some links on this page are affiliate links.

See all 57 AI tools for Cybersecurity →

Get kosa8 deal alerts

Be the first to know when kosa8 drops a new discount, adds features, or changes pricing.

Exclusive kosa8 discount codes
New feature announcements
Best alternative picks when pricing changes
Zero spam — unsubscribe anytime
🎉
You're subscribed!
We'll notify you when kosa8 has a new deal.
AI Directory

About kosa8

Full Description

kosa8 provides secure, isolated microVM sandboxes designed specifically to run AI agents safely on your own machines or via kosa8 Cloud. It features built-in auditing, human approvals for risky steps, and instant state reversal for agent workflows.

Editorial Verdict

kosa8 offers a well-architected sandbox environment that effectively isolates AI agents using dedicated microVMs instead of shared containers. However, the pricing model is complex, requiring both a monthly base subscription for advanced features and separate per-second metering for cloud resource consumption.

Last reviewed:
Disclaimer
Zekai is an independent AI tools directory. We are not affiliated with, endorsed by, or officially connected to kosa8 unless clearly stated. All product names, logos, and brands are the property of their respective owners and are used for identification purposes only. The information on this page — including pricing, features, and availability — is general information, may have changed since our last review, and is not professional advice. Zekai Scores and verdicts are our editorial opinion. Some outbound links are affiliate links that may earn us a commission at no extra cost to you. Spotted outdated or incorrect information? Request a correction →
Get paid to train AI →
‹ Previous Tool Someone Was Here ‹
›
All AI Tools A–Z →
Visit website ↗
kosa88.2Try kosa8 ↗Next tool →
● 1,539 paid AI jobs open now →

See Zekai first in Google