AI Agent Weekly: Substrate Isolation, Gateway Routing, and Agent Evals
davemccollough · x · 2026-08-09
This week's AI Agent newsletter dives into core architecture and security issues for agents in production:
- Substrate Isolation: Introduces AgentHarness and SandboxAgent objects, allowing flexible execution models within a sandbox.
- Gateway Routing: Substrate's router is becoming highly configurable to handle ingress traffic from clients to Actors.
- Security & Evals: Highlights the importance of agent evaluations and previews a KubeCon talk based on 2,000+ real-world customer interactions.
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