**Anthropic is releasing advanced versions of its Claude Sonnet and Opus models in the coming weeks, featuring extreme “thinking” capabilities that enable extended back-and-forth reasoning processes, intensifying the AI race.** This development from the AI leader builds on prior models by prioritizing deeper deliberation, as confirmed by users who have tested them.[4]

References:
1. https://www.geekwire.com
2. https://www.technewsworld.com
3. https://techcrunch.com
4. https://www.theinformation.com/technology