{"slug": "claude-max-for-oss-developer-plan-of-matz-ruby-is-running-out", "title": "Claude Max for OSS developer plan of Matz (Ruby) is running out", "summary": "Yukihiro Matsumoto, creator of the Ruby programming language, announced on X that Anthropic's Claude Max x20 plan for open-source developers will end next week, potentially slowing development of his projects Spinel and mruby. In response, Chris Hasinski suggested Matsumoto apply for OpenAI's free Codex for OSS, claiming it outperforms Claude Code for C-based projects like mruby and Spinel.", "body_md": "Yukihiro Matz@yukihiro_matzOSS 開発者対象のClaude Max x20 プランが来週終了するので、Spinel や mruby の開発ペースが落ちるかも(落ちないかも)2:38 PM · Aug 28, 20266.3KViews58616\n\nYukihiro Matz@yukihiro_matzOSS 開発者対象のClaude Max x20 プランが来週終了するので、Spinel や mruby の開発ペースが落ちるかも(落ちないかも)2:38 PM · Aug 28, 20266.3KViews58616\n\nChris Hasinski@khasinski2hYou might want to apply for free OpenAI Codex for OSS. In my experience it works better than Claude Code, especially for C-based projects, like mruby and spinel196", "url": "https://wpnews.pro/news/claude-max-for-oss-developer-plan-of-matz-ruby-is-running-out", "canonical_source": "https://twitter.com/yukihiro_matz/status/2093347403101589618", "published_at": "2026-08-28 17:58:55+00:00", "updated_at": "2026-08-28 18:18:40.991042+00:00", "lang": "en", "topics": ["ai-tools", "developer-tools"], "entities": ["Yukihiro Matsumoto", "Anthropic", "Claude Max", "OpenAI", "Codex", "mruby", "Spinel", "Chris Hasinski"], "alternates": {"html": "https://wpnews.pro/news/claude-max-for-oss-developer-plan-of-matz-ruby-is-running-out", "markdown": "https://wpnews.pro/news/claude-max-for-oss-developer-plan-of-matz-ruby-is-running-out.md", "text": "https://wpnews.pro/news/claude-max-for-oss-developer-plan-of-matz-ruby-is-running-out.txt", "jsonld": "https://wpnews.pro/news/claude-max-for-oss-developer-plan-of-matz-ruby-is-running-out.jsonld"}}