Anthropic also claims Sonnet 4.5 is its most aligned model yet, with fewer sycophantic answers and stronger defenses.

New Claude Sonnet 4.5 redefines AI with unmatched focus, precision, and tools like Cloud Agent SDK. Perfect for high-stakes industries ...

Anthropic claims that Claude Sonnet 4.5 scored 77.2 percent on the SWE bench benchmark, beating GPT-5 and Gemini 2.5 Pro.

Anthropic unveils Claude Sonnet 4.5, an AI model that codes for 30 hours straight, raising the bar higher in the battle against OpenAI and Google.

Anthropic has released its latest AI model, Claude Sonnet 4.5. The company claims that this is its most advanced AI model, ...

Anthropic today introduced Claude Sonnet 4.5, which the company says is the "best coding model in the world," outperforming ...

Scott White, product lead for Claude.ai, told The Verge that the new model operates at “chief-of-staff level” and can find ...

Anthropic has released Claude Sonnet 4.5, which it unabashedly refers to as "the best coding model in the world." ...

Anthropic's Claude Sonnet 4.5 is official, with new features and more reliable performance, but the new "Imagine with Claude" ...