Anthropic Releases a New A.I. Model, Opus 5.5, Amid Safety Debate NYT: Technology By: Emmy Martin 22 September 2026 at 14:06 The company released a cheaper, faster model that it said was the strongest performer on its most rigorous internal safety tests to date. Β© Eric Helgas for The New York TimesAnthropicβs new artificial intelligence model, Opus 5.5, was the first release since the companyβs chief executive called for the industry to slow down.