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LiveUpdated 2026-09-19 19:24 UTC

"Agent Substrate is an open-source, secure-by-default agent execution runtime engineered…

"Agent Substrate is an open-source, secure-by-default agent execution runtime engineered to run millions of sandboxes…

This is a dev post classified by Jev as Hosting & infra (a tool drop), kept by the Dev Radar because it carries real work, not commentary.

"Agent Substrate is an open-source, secure-by-default agent execution runtime engineered to run millions of sandboxes with 10x higher density than standard container runtimes." https://cloud.google.com/blog/products/containers-kubernetes/agent-substrate-available-on-gke/ < sub-500ms resumes. It's fast, open, and ready to go.

Posted by Richard Seroter (36.8k followers) 3 days ago · 30 likes · 2.8k views · view the original post on X. Kept by the Dev Radar as Hosting & infra. Tools mentioned: Agent Substrate available on GKE.

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Every post is read and classified by Jev (TypeSafe): what it is, which market it belongs to, and whether the link is a real tool. 13.5k posts from 4.7k X accounts over the last 21 days, 1.5k tools, 12 markets. Collected every 5 minutes, fully re-ranked every hour — last update 2026-09-19 19:24 UTC. Full method.