Claude Opus 4

Claude 4 Opus is Anthropic’s next-generation frontier model designed for high-stakes reasoning and complex multi-step orchestration.

Claude 4 Opus represents the peak of the Claude 4 family, delivering significant gains in coding proficiency and nuanced linguistic understanding. It handles massive 200k-token contexts with near-perfect recall (99% accuracy) and excels at autonomous task execution. Built on updated Constitutional AI frameworks, Opus 4 provides enterprise-grade reliability for quantitative analysis and creative synthesis while maintaining a near-zero hallucination rate in technical documentation.

https://www.anthropic.com/claude