Claude Opus 5.5 provide Fable 5.1-level performance on most work while Anthropic says typical workloads cost 40% less than ...
The successor to the notoriously chatty Claude Opus 5, the updated Opus model seems less prone to rambling about “loose ends” ...
Introducing Claude Opus 5.5 Claude Opus 5.5 leads in agentic coding and knowledge work, a On September 22, 2026, Anthropic ...
Anthropic today introduced Claude Opus 5.5, the first release in a new family of Claude 5.5 models. Claude Opus 5.5 ...
Anthropic (ANTH.PVT) on Tuesday debuted its latest high-powered AI model, Opus 5.5, the company's first in its Claude 5.5 family. It's also the first model since CEO Dario Amodei called for a slowdown ...
Claude Opus 5 OpenAI hack: Hacktron AI's three-person team breached OpenAI's private code repository by chaining a libheif ...
Pangram experiment explores what an AI detection result can establish and what it cannot explain about authorship.
Opus 5 was previously locked behind Claude’s paid plans, but it has now started appearing on free accounts without any announcement from Anthropic. There is no visible way to activate the offer, and ...