Notes on Infrastructure AI|Cloud|Security|Networking
Field notes and practical guides from Sebastian Maniak — gateways, agents, Kubernetes, and the systems that keep production running.
Why Secure Sandbox Substrates Are the Future of AI Agents
For a couple of years, “AI safety” in production mostly meant content safety: don’t let the model say the wrong thing, leak a prompt, or hallucinate a number. That framing is now dangerously incomplete. …
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View the full archive →How To: Point DeepSeek Harness at standalone agentgateway
First, what is DeepSeek Harness? Two days ago — August 13, 2026 — DeepSeek open-sourced DeepSeek Harness, and the README’s pitch is one line: everything …
How To: Point Grok Build at standalone agentgateway
First, what is Grok Build? Grok Build is xAI’s coding agent. It lives in the terminal, reads the repo, edits files, and shells out. Out of the box it …
How To: Point OpenMausBot at standalone agentgateway
I sat down on Saturday with OpenMausBot because I wanted a chat app that felt like texting a teammate, not another terminal. I named the bot Indigo, picked …
How To: Point Claude Desktop at agentgateway with Entra SSO
Claude Desktop is great until the Anthropic key lives on every laptop and nobody can answer who called which model, when, or for how much. The pattern I want is …
Graph Engineering on Kubernetes: kagent + Agent Substrate
Graph Engineering on Kubernetes: kagent + Agent Substrate By Sebastian Maniak Here’s a familiar pattern. You stand up a few agents, each in its own pod. …
agentgateway 1.4.0 OSS: what changed since 1.3.0
agentgateway v1.4.0 landed on July 27, 2026. If you are still on 1.3.x, this is the upgrade map. It tracks the official v1.4.0 release notes — highlights, …