Google opens AX, a declarative Kubernetes-style control plane for running billions of agent tasks
Google published AX (github.com/google/ax, Apache-2.0, 4,478 stars) with a 2026-09-20 commit titled "Restructure AX into a general-purpose orchestration layer for agentic tasks" and a v0.3.0 tag; it hit #1 on Hacker News the same day with 533 points. AX exposes Task, Workspace, network-policy and model primitives as ax.io/v1alpha1 YAML applied with `ax apply -f`, and runs each task as a lightweight actor on Agent Substrate (agent-substrate/substrate, 2,454 stars, v0.1.0 released 2026-09-10) with sub-second checkpoint/suspend/resume so idle agents waiting on model or tool responses stop burning compute. The pitch to builders is that agents are neither microservices nor batch jobs, and AX also boots "generative workspaces" where you describe the environment in plain English and an agent provisions it before your task starts.
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