<?xml version="1.0" encoding="UTF-8"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:dc="http://purl.org/dc/elements/1.1/"><channel><title>Context Harness field notes</title><link>https://contextharness.ai/guides/</link><description>Context engineering notes by Sam M. Sweilem.</description><language>en</language><atom:link href="https://contextharness.ai/feed.xml" rel="self" type="application/rss+xml"/><item><title>What belongs in the first context window?</title><link>https://contextharness.ai/guides/design-the-first-context-window/</link><guid isPermaLink="true">https://contextharness.ai/guides/design-the-first-context-window/</guid><description>Give an agent a way to find the right evidence, and a clear reason to stop looking.</description><dc:creator>Sam M. Sweilem</dc:creator><pubDate>Wed, 09 Sep 2026 00:00:00 GMT</pubDate></item><item><title>Test the boundary before the demo</title><link>https://contextharness.ai/guides/test-the-boundary-before-the-demo/</link><guid isPermaLink="true">https://contextharness.ai/guides/test-the-boundary-before-the-demo/</guid><description>A successful answer tells you less than a carefully chosen case the system must refuse, qualify, or hand back.</description><dc:creator>Sam M. Sweilem</dc:creator><pubDate>Wed, 09 Sep 2026 00:00:00 GMT</pubDate></item><item><title>A handoff is more than a summary</title><link>https://contextharness.ai/guides/a-handoff-is-more-than-a-summary/</link><guid isPermaLink="true">https://contextharness.ai/guides/a-handoff-is-more-than-a-summary/</guid><description>Leave enough information for the next session to resume the work without guessing about its current state.</description><dc:creator>Sam M. Sweilem</dc:creator><pubDate>Wed, 09 Sep 2026 00:00:00 GMT</pubDate></item></channel></rss>