Agent Substrate Open-Sourced: 10x Denser Agent Runtime Hits 2k Stars

Google engineer rakyll open-sourced Agent Substrate, a secure Kubernetes-native agent runtime with 10x container density and suspend/resume fast enough to run per tool call, rethinking how agent systems are built.

2026-09-21 ~ 2026-09-21 · 3 related posts

• Agent Substrate open-sourced: agent runtime with 10x container density, sub-500ms resume — rakyll · 2026-09-21
• Agent Substrate launches: suspend/resume agents per tool call on Kubernetes — rakyll · 2026-09-21
• Substrate bets the agent loop is the new scheduling loop with fast suspend/resume — rakyll · 2026-09-21