<?xml version="1.0" encoding="UTF-8"?><urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:news="http://www.google.com/schemas/sitemap-news/0.9"><url><loc>https://newsletter.brianmenagomez.com/p/claude-skills-custom-agents-tu-prompt</loc><news:news><news:publication><news:name>Brian's Notes</news:name><news:language>es</news:language></news:publication><news:publication_date>2026-07-24T07:00:19+00:00</news:publication_date><news:title>Claude Skills Custom Agents: Tu Prompt de Sistema es un Monolito y No lo Sabes</news:title></news:news></url><url><loc>https://newsletter.brianmenagomez.com/p/el-80-de-los-agentes-de-intake-documental-41a</loc><news:news><news:publication><news:name>Brian's Notes</news:name><news:language>es</news:language></news:publication><news:publication_date>2026-07-24T07:00:12+00:00</news:publication_date><news:title>El 80% de los Agentes de Intake Documental Fracasan. No es por el OCR. Es porque Ignoran que el Cliente Está al Borde del Ataque de Nervios.</news:title></news:news></url></urlset>