{"type": "article", "title": "GitHub Copilot Drops GPT-5.5 and Grok 4.5 on October 19", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/github-copilot-drops-gpt-5-5-and-grok-4-5-on-october-19", "original_source": "https://byteiota.com/github-copilot-drops-gpt-55-grok-45-october-19/", "published": "2026-09-23T16:00:00+00:00", "accessed": "2026-09-23", "id": "github-copilot-drops-gpt-5-5-and-grok-4-5-on-october-19"}