Sieon Labs
Articles

AI engineering notes for production systems.

Release signal, deep technical guides, and AI systems case studies — organized for engineers making architecture decisions.

Featured · Guide

LangGraph Deep Dive: How Production Agents Actually Run

Checkpointers, interrupts, TimeoutPolicy, and what changes when agent workflows become operational systems.

Jul 10, 2026

Production agents require resumable control flow.

This guide explains the design decisions behind durable agent orchestration without turning into API documentation.

Guide

MCP Architecture: Protocol, Primitives, and Security

JSON-RPC lifecycle, transports, security boundaries, and implementation patterns.

Weekly

What changed this week in AI engineering

A weekly digest across OpenAI, Anthropic, LangGraph, MCP, and open-source infra.

Case Study

How AI publishing workflows use human approval gates

Approval boundaries, preview URLs, draft-only automation, and safe publication paths.