The model is the first to reach over 80 per cent on SWE-Bench Verified, which is used to measure programming skills.

Anthropic today announced the launch of Claude Opus 4.5, which it says is the "best model in the world for coding, agents, ...

Ship faster with Opus 4.5’s lean context use. It cuts tokens by 65% and posts an 80.9% SU score, lowering run costs.

Anthropic released Claude Opus 4.5, completing its three-model lineup upgrade with benchmark-topping coding performance and a ...

Claude Opus had topped coding and agentic use benchmarks when it was released, and now it’s become the second most capable ...

On a proprietary 2-hour take-home exam designed for prospective engineering hires, Claude Opus 4.5 outperformed even top ...

Anthropic debuts Claude Opus 4.5, which it says is its smartest AI model yet, enhancing workplace productivity and code ...

Anthropic has launched Claude Opus 4.5, its most powerful AI model. This new model shows significant improvements in coding, ...

Anthropic has unveiled the new an improved AI model — Claude Opus 4.5. The company described the new AI model as its ‘most ...

Anthropic has introduced Claude Opus 4.5, its most advanced AI model to date, boasting major gains in coding, tool use, and ...

Anthropic has launched Claude Opus 4.5, claiming it's the world's best AI model for coding and computer tasks. It scored 80.9 ...