Customer Stories

Real-world stories from teams running production workloads on Unikraft — from startups to enterprises.

Featured · Altrina · May 21, 2026

How Altrina Runs Mission-Critical AI Agents for Healthcare on Unikraft

How Altrina replaced Docker containers with Unikraft microVMs to run deterministic AI agents for regulated industries with 3x density, sub-second boot times, and zero crashes

  • 15s to ~250ms total boot time, with microVM cold boot in just 15ms
  • 90 concurrent microVMs vs 25–30 Docker containers per server
  • Strong, kernel-level isolation unlike docker containers
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How Altrina Runs Mission-Critical AI Agents for Healthcare on Unikraft
// story · altrina-agent-infrastructure
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How Altrina Runs Mission-Critical AI Agents for Healthcare on Unikraft
// story · altrina-agent-infrastructure
Altrina·May 21, 2026

How Altrina Runs Mission-Critical AI Agents for Healthcare on Unikraft

How Altrina replaced Docker containers with Unikraft microVMs to run deterministic AI agents for regulated industries with 3x density, sub-second boot times, and zero crashes

Key takeaways
  • 15s to ~250ms total boot time, with microVM cold boot in just 15ms
  • 90 concurrent microVMs vs 25–30 Docker containers per server
  • Strong, kernel-level isolation unlike docker containers
How Cuemby Is Building a Sovereign Cloud for Emerging Markets on Unikraft
// story · cuemby-managed-services
Cuemby·Apr 21, 2026

How Cuemby Is Building a Sovereign Cloud for Emerging Markets on Unikraft

How Cuemby replaces VM-based managed services with Unikraft microVMs to deliver 100x better density and faster deployments across the Americas

Key takeaways
  • 100x density improvement — from 100 customers per server to 10,000
  • Deployment time from ~10 minutes to milliseconds
  • Scale-to-zero enables global deployments at no idle cost
How Browser Use Built Their Agent Sandbox Infrastructure on Bare Metal with Unikraft
// story · browser-use-sandboxing
Browser Use·Mar 22, 2026

How Browser Use Built Their Agent Sandbox Infrastructure on Bare Metal with Unikraft

How Browser Use runs hundreds of concurrent Chrome instances and agent sandboxes with hardware-level isolation at bare-metal economics.

Key takeaways
  • Bare-metal economics, ~$0.30/hr per browser
  • Out-of-the-box scale-to-zero and 8ms cold start times
  • Hundreds of concurrent Chrome instances on bare metal
Hardware-Level Browser Isolation for Enterprise AI Agents
// story · browser-isolation-for-agents
Tinyfish·Feb 25, 2026

Hardware-Level Browser Isolation for Enterprise AI Agents

How Tinyfish Uses Unikraft MicroVMs to Meet Enterprise Security Requirements

Key takeaways
  • 100,000s of browser sessions per customer
  • 1 microVM per browser with hardware-level isolation
  • ~10ms cold start times
Scaling Browser Infrastructure with Snapshot-Based Virtualization
// story · scaling-browser-infrastructure
Kernel·Jan 24, 2026

Scaling Browser Infrastructure with Snapshot-Based Virtualization

How Kernel Replaced Warm Pooling with Unikraft to Cut Costs and Improve Performance

Key takeaways
  • 10x Faster cold start of headful browsers
  • $0 Cost during idle (vs always-on warm pools)
  • 12x increased session limits vs. competitors
Building an Extreme Scale PostgreSQL Service with Millisecond Cold Starts
// story · prisma-postgres
Prisma·Dec 8, 2025

Building an Extreme Scale PostgreSQL Service with Millisecond Cold Starts

Prisma believes deploying a database should be as simple as adding a new page in Notion

Key takeaways
  • Free Always-On Databases with <10ms response time
  • More than 100K databases on a single server (fully isolated)
  • 2 orders of magnitude cost reduction in hosting costs