Claude Opus 5.5

The latest news about Claude Opus 5.5: headlines, AI summaries and the full story from every source.

• Anthropic and OpenAI Launch Cheaper AI Models Amid Safety Concerns CNBC · September 22, 2026, 18:23 UTC
• Anthropic Launches Claude Opus 5.5 with Enhanced Cybersecurity Safeguards The Verge · September 22, 2026, 16:30 UTC