Engineering, product, and deploy-platform insights from the orkestr team.https://blog.orkestr.eu/https://blog.orkestr.eu/aws-lambda-microvms-alternative-eu/https://blog.orkestr.eu/aws-lambda-microvms-alternative-eu/AWS Lambda MicroVMs shipped with one EU region. orkestr runs sandboxes in three - the same Firecracker isolation, EU-operated, at a third of the vCPU price.Mon, 13 Jul 2026 00:00:00 GMTsandboxesgdprhttps://blog.orkestr.eu/european-serverless-functions-lambda-performance/https://blog.orkestr.eu/european-serverless-functions-lambda-performance/orkestr Functions runs on a new engine now: ~500ms cold starts, ~100ms warm, deploys in about a second. Fully EU-hosted, no US cloud in the path.Wed, 08 Jul 2026 00:00:00 GMTfunctionsannouncementsgdprhttps://blog.orkestr.eu/firecracker-isolated-builds/https://blog.orkestr.eu/firecracker-isolated-builds/Every orkestr build now runs in its own Firecracker microVM - hardware-isolated, its own memory, and warm builds in the low tens of seconds.Mon, 06 Jul 2026 00:00:00 GMTengineeringinfrastructuredeploymenthttps://blog.orkestr.eu/sandbox-persistent-volumes-roubaix-region/https://blog.orkestr.eu/sandbox-persistent-volumes-roubaix-region/orkestr sandboxes can now mount a persistent volume that survives termination, choose which EU region it lives in, and move it later. The fleet also just picked up a third region: Roubaix, France.Sat, 04 Jul 2026 00:00:00 GMTannouncementssandboxeshttps://blog.orkestr.eu/sandboxes-pay-as-you-go-bigger-free-tier/https://blog.orkestr.eu/sandboxes-pay-as-you-go-bigger-free-tier/orkestr sandboxes now run on their own pay-as-you-go tiers, the default small box doubled to 1 GB of RAM, and the free tier runs two at once.Mon, 29 Jun 2026 00:00:00 GMTannouncementssandboxeshttps://blog.orkestr.eu/custom-sandbox-templates-ai-agents/https://blog.orkestr.eu/custom-sandbox-templates-ai-agents/EU-hosted sandboxes for AI agents now bake custom templates, so your tools are preinstalled every run instead of reinstalled. Pick a base, give it a recipe, ship.Wed, 24 Jun 2026 00:00:00 GMTsandboxesengineeringhttps://blog.orkestr.eu/vercel-sandbox-alternative-eu/https://blog.orkestr.eu/vercel-sandbox-alternative-eu/Vercel Sandbox only provisions in US-East. Here's an EU Vercel Sandbox alternative - the same microVM isolation and snapshots, hosted in Germany and Finland.Wed, 17 Jun 2026 00:00:00 GMTsandboxesgdprhttps://blog.orkestr.eu/e2b-alternative-eu/https://blog.orkestr.eu/e2b-alternative-eu/Looking for an E2B alternative hosted in the EU? Here's an EU-native agent sandbox - GDPR DPA on the operating entity, snapshots and data that never leave Europe.Mon, 15 Jun 2026 00:00:00 GMTsandboxesgdprhttps://blog.orkestr.eu/serverless-qr-code-api/https://blog.orkestr.eu/serverless-qr-code-api/An homage to the tiny single-purpose function: building a serverless QR code API in 30 lines of Python, EU-hosted, no Dockerfile, no repo, one URL.Thu, 11 Jun 2026 00:00:00 GMTfunctionsengineeringhttps://blog.orkestr.eu/managed-sandboxes-for-ai-agents/https://blog.orkestr.eu/managed-sandboxes-for-ai-agents/Your AI agent shouldn't run untrusted commands on your laptop. Here's what a managed sandbox actually is, in plain terms, with real code examples.Fri, 22 May 2026 00:00:00 GMTsandboxesengineeringhttps://blog.orkestr.eu/google-recaptcha-alternative/https://blog.orkestr.eu/google-recaptcha-alternative/Why we chose self-hosted Altcha as our Google reCAPTCHA alternative: proof-of-work, no third-party JS, no behavioral tracking, no GDPR sub-processor headache.Wed, 20 May 2026 00:00:00 GMTsecuritygdprengineeringhttps://blog.orkestr.eu/eu-sandbox-for-ai-agents/https://blog.orkestr.eu/eu-sandbox-for-ai-agents/An EU-native managed sandbox for AI agents. Drop-in for Claude Code, Cursor, MCP clients, and Claude Managed Agents. Private beta open.Tue, 19 May 2026 00:00:00 GMTannouncementssandboxesgdprhttps://blog.orkestr.eu/team-workspaces-ownership-transfer/https://blog.orkestr.eu/team-workspaces-ownership-transfer/Team plan has improved on orkestr: explicit team workspaces, shared project budgets across personal and team contexts, and a real ownership-transfer flow.Sat, 16 May 2026 00:00:00 GMTfeaturesteamsengineeringhttps://blog.orkestr.eu/zero-downtime-deployment/https://blog.orkestr.eu/zero-downtime-deployment/Every deploy runs alongside the old one. Traffic only cuts over once health and app checks pass. Bad deploy? The previous version keeps serving. No downtime.Sat, 02 May 2026 00:00:00 GMTfeaturesdeploymentinfrastructurehttps://blog.orkestr.eu/functions-now-with-dependencies/https://blog.orkestr.eu/functions-now-with-dependencies/Dependencies, more runtimes, live build progress, friendlier failures: what changed in orkestr Functions since the beta. EU-hosted serverless, no DevOps tax.Sun, 26 Apr 2026 00:00:00 GMTannouncementsfunctionshttps://blog.orkestr.eu/vercel-april-2026-breach-checklist/https://blog.orkestr.eu/vercel-april-2026-breach-checklist/The April 2026 Vercel breach started at a third-party AI tool and exposed environment variables. If you deploy on Vercel, here's what to rotate today.Mon, 20 Apr 2026 00:00:00 GMTsecurityvercelhttps://blog.orkestr.eu/functions-beta/https://blog.orkestr.eu/functions-beta/Write HTTP handlers in Node or Python, get a public URL in under a minute. No Dockerfile, no repo. EU-hosted. orkestr Functions is in beta.Sun, 19 Apr 2026 00:00:00 GMTannouncementsfunctionshttps://blog.orkestr.eu/hello-world/https://blog.orkestr.eu/hello-world/Starting a blog. A short note on why orkestr exists and what you'll find here.Wed, 15 Apr 2026 00:00:00 GMTannouncements