Anthropic describes its new Opus 4.5 model as “intelligent, efficient, and the best model in the world for coding, agents, and computer use.” It follows Opus 4.1, which Anthropic released in August.

Opus 4.5 failed half my coding tests, despite bold claims File handling glitches made basic plugin testing nearly impossible Two tests passed, but reliability issues still dominate the story I've got ...

Anthropic released its most capable artificial intelligence model yet on Monday, slashing prices by roughly two-thirds while claiming state-of-the-art performance on software engineering tasks — a ...

Anthropic has released Claude Sonnet 4.5, its most advanced coding model to date, featuring major improvements in agentic tasks, long-horizon task performance, and computer use capabilities. The ...

Anthropic PBC today launched Claude Opus 4.5, its new flagship large language model. The company says Opus 4.5 is its safest and most capable LLM yet. The model is rolling out a few weeks after the ...

GitHub has added Anthropic's Claude Opus 4.5 to the set of models available in GitHub Copilot Chat, and the model is now selectable directly inside Microsoft developers' primary tools: Visual Studio ...

After launching Claude Sonnet 4.5 (late September) and Claude Haiku 4.5 (mid-October), Anthropic on Monday unveiled a new frontier AI model, Claude Opus 4.5, which features state-of-the-art (SOTA) ...

On Monday, Anthropic launched a new frontier model called Claude Sonnet 4.5, which it claims offers state-of-the-art performance on coding benchmarks. The company says Claude Sonnet 4.5 is capable of ...

What if the future of coding wasn’t just faster, but smarter, capable of transforming tedious workflows into seamless, automated processes? Enter Haiku 4.5, the latest AI powerhouse from Enthropic, ...

What if the future of coding wasn’t just faster, but smarter, safer, and more collaborative than ever before? In this walkthrough, Better Stack shows how the latest advancements in AI coding models, ...