Field notes — cloud & AI infrastructure

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Sebastian Maniak on running AI agents in production — agentgateway, kagent, MCP, A2A, and the Kubernetes plumbing that keeps them fast, observable, and safe.

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MCP · A2A · K8S
AI 25 Jun 2026

Suspend & Resume Stateful Agents: kagent on Agent Substrate with kind

Suspend & Resume Stateful Agents: kagent on Agent Substrate with kind By Sebastian Maniak Agent sessions are bursty. A user asks a question, the agent …

kagentAgent SubstrategVisor
24 Jun 2026

agentgateway Standalone: A Cost & Tokenomics Dashboard in One Command

Introduction You’re routing LLM traffic through a gateway. But do you actually know what it costs? Not the rough monthly invoice from your provider — the …

22 Jun 2026

Do AgentGateway Tool Modes and Headroom Stack? Measuring Two Token-Saving Layers Together

In a previous post I showed that Enterprise agentgateway can cut your LLM bill by changing how GitHub’s MCP tools are presented to the model — its …

20 Jun 2026

GitHub MCP Token Economics: Why Search Mode Cuts Your LLM Bill by ~60%

Every time an LLM talks to an MCP server, it has to be told what tools exist. That tool catalog — the JSON schema of every tool, its parameters, and …

AI 18 Jun 2026

Running agentgateway on Proxmox (LXC): the Everything MCP server end-to-end

Running agentgateway on Proxmox (LXC): the Everything MCP server end-to-end Date: June 2026 Author: Sebastian Maniak Tags: agentgateway, mcp, proxmox, lxc, …

agentgatewaymcpproxmox
13 Jun 2026

One-Script Deployment: agentgateway + Self-Hosted Langfuse on Kubernetes for LLM Cost Analysis

Running production-grade LLM gateways with full observability usually involves many manual steps across Helm charts, CRDs, tracing configuration, and UI key …

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