<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"><channel><title>alexgs.dev — writing</title><description>Alex Gates-Shannon on agentic systems that don&apos;t hallucinate their own state.</description><link>https://alexgs.dev/</link><item><title>Your Agent&apos;s Context Window Is State, Not Input</title><link>https://alexgs.dev/posts/context-window-is-state/</link><guid isPermaLink="true">https://alexgs.dev/posts/context-window-is-state/</guid><description>When you include the complete message history in the context window, the model will treat it as implicit state, and implicit state drifts. Instead, aggressively prune the message history and provide the model with an authoritative state.</description><pubDate>Wed, 29 Apr 2026 00:00:00 GMT</pubDate></item></channel></rss>