<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>ClaudeAPI on</title><link>https://rozenmaier.com/tags/claudeapi/</link><description>Recent content in ClaudeAPI on</description><generator>Hugo -- gohugo.io</generator><language>ja</language><copyright>© 2026 ローゼンマイヤー</copyright><lastBuildDate>Wed, 17 Jun 2026 00:00:00 +0000</lastBuildDate><atom:link href="https://rozenmaier.com/tags/claudeapi/index.xml" rel="self" type="application/rss+xml"/><item><title>Anthropic、Claude料金改定を土壇場で撤回｜OpenAI価格戦争とIPOが背景に</title><link>https://rozenmaier.com/posts/2026-06-17-anthropic-billing-reversal-openai-price-war-ipo/</link><pubDate>Wed, 17 Jun 2026 00:00:00 +0000</pubDate><guid>https://rozenmaier.com/posts/2026-06-17-anthropic-billing-reversal-openai-price-war-ipo/</guid><description>&lt;p>「&lt;strong>今のところ何も変わらない（Nothing changes for now）&lt;/strong>」——2026年6月15日、Anthropicはユーザーへのメールにこう書いた。&lt;/p></description></item></channel></rss>