The company said it was taking the measures as a precaution and that the team had not yet determined if its newst model has crossed the benchmark that would require that protection.

Anthropic's newest editon of its flagship AI product will address significant limitations in current large language models.

Anthropic has announced the release of its latest AI models, Claude Opus 4 and Claude Sonnet 4, which aim to support a wider range of professional and academic tasks beyond code generation. According to Anthropic, Claude Opus 4 is optimized for extended, focused sessions that involve complex reasoning, context retention and tool use.

Claude Sonnet 4 boosts coding, reasoning, and agent capabilities with enhanced memory, speed, and steerability across major dev platforms.

Claude Opus 4 and Claude Sonnet 4, Anthropic's latest generation of frontier AI models, were announced Thursday.