Anthropic’s new ‘hybrid reasoning’ AI model is its smartest yet

Claude 3.7 Sonnet and Claude Code.

Claude 3.7 Sonnet and Claude Code.

Anthropic has once again raised the AI standard with the introduction of Claude 3.7 Sonnet, the company's most powerful AI model to date.

The Claude 3.7 Sonnet, also known as a "hybrid reasoning model," combines near-instant responses with extended, step-by-step thinking, making it significantly more capable of addressing complicated real-world situations.

Claude Code
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Credit: Anthropic
Claude Code

Claude 3.7 Sonnet shows significant gains in math, coding, economics, and legal activities compared to earlier versions. While it is slightly less optimized for competitive math and computer science challenges, Anthropic has tailored it for practical applications that better match users' daily requirements.

This shift in focus aligns with Anthropic's aim to make AI more intuitive and efficient for professionals from various professions.

One of the model's standout features is its capacity to execute "agentic coding," which allows it to independently browse an altered code basis. Anthropic's new Claude Code, currently in unlimited research preview, positions the AI as an active collaborator for developers.

Claude Code can substantially speed up software development by allowing users to search and read code, edit files, run tests, comment and publish code to GitHub, and use command line tools. Early testing has demonstrated that Claude can complete coding tasks, normally taking more than 45 minutes of manual work.

Claude Code Research Preview.
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Credit: Anthropic
Claude Code Research Preview.

Developers now have more flexibility over how Claude 3.7 Sonnet analyzes information, including the option to specify response times. Michael Gerstenhaber, Anthropic's Vice President of Product, emphasized that sometimes, "the developer just needs to say it shouldn't take more than 200 milliseconds to answer this question,” allowing for more efficient AI-human collaboration.

The model's improved decision-making and reasoning have also enhanced its problem-solving capabilities, even in unconventional tests such as navigating old-school video games.

Despite these advances, Claude 3.7 Sonnet maintains the same pricing as its predecessor: $3 per million input tokens and $15 per million output tokens.

With its latest release, Anthropic continues to shape the future of AI. It demonstrates that a single model can effectively combine rapid replies with deep, structured reasoning to meet the growing demands of users across multiple industries.