<?xml version="1.0" encoding="UTF-8"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Yestino - The Signal · Claude Opus</title><link>https://yestino.com/entities/claude-opus-c62632</link><description>Every event involving Claude Opus</description><language>en</language><atom:link href="https://yestino.com/entities/claude-opus-c62632/feed.xml" rel="self" type="application/rss+xml"/><item><title>Claude Opus 5.5 matches Fable 5.1 performance at lower cost and promises less &quot;Claudish&quot; writing</title><link>https://yestino.com/events/claude-opus-5-5-matches-fable-5-1-performance-at-lower-cost-2a19bc</link><guid isPermaLink="true">https://yestino.com/events/claude-opus-5-5-matches-fable-5-1-performance-at-lower-cost-2a19bc</guid><pubDate>Tue, 22 Sep 2026 16:31:07 GMT</pubDate><description>Anthropic is launching Claude Opus 5.5, the first model in a new generation.
Sources: The Decoder</description></item><item><title>Anthropic launches Claude Opus 5.5 with stricter safeguards for cybersecurity</title><link>https://yestino.com/events/anthropic-launches-claude-opus-5-5-with-stricter-safeguards-b60bd2</link><guid isPermaLink="true">https://yestino.com/events/anthropic-launches-claude-opus-5-5-with-stricter-safeguards-b60bd2</guid><pubDate>Tue, 22 Sep 2026 16:30:00 GMT</pubDate><description>Opus 5.5 will re-route certain cybersecurity requests to a less powerful model.
Sources: The Verge</description></item><item><title>Claude Opus 5.5</title><link>https://yestino.com/events/claude-opus-5-5-28d095</link><guid isPermaLink="true">https://yestino.com/events/claude-opus-5-5-28d095</guid><pubDate>Tue, 22 Sep 2026 16:29:05 GMT</pubDate><description>Claude support for Apple Foundation Models.
Sources: Hacker News</description></item><item><title>Claude Opus 5 on GitLab: Reasoning built for the hard tasks</title><link>https://yestino.com/events/claude-opus-5-on-gitlab-reasoning-built-for-the-hard-tasks-114495</link><guid isPermaLink="true">https://yestino.com/events/claude-opus-5-on-gitlab-reasoning-built-for-the-hard-tasks-114495</guid><pubDate>Mon, 27 Jul 2026 00:00:00 GMT</pubDate><description>A mistake on a routine task can cost you a minute.
Sources: GitLab Blog</description></item></channel></rss>