Users will find Opus 4.8 to be a modest but tangible improvement on its predecessor. There’s still more to be done: we’re working on developing and releasing models that provide many of the same capabilities as Opus at a lower cost. Not only that, but we plan to release a new class of model with even higher intelligence than Opus. As part of Project Glasswing, a small number of organizations are currently using Claude Mythos Preview for cybersecurity work. Models of this capability level require stronger cyber safeguards before they can be generally released. We’re making swift progress on dev
Introducing Claude Opus 4.8…Meanwhile, Anthropic shared last week as part of its Claude Opus 4.8 model introduction that it plans to release “Mythos-class models” to all customers soon. “Models of this capability level…
…for Claude Opus 4.6, Anthropic's premium model at the moment, it scores higher on FLTEeval than Leanstral (39.6 compared to 31.9 for pass@16). But Opus will cost…
…Claude plans can kick the tires on Fable 5, but expect your usage meters to drain dramatically faster than they do with Claude Opus 4.8, the next-most-powerful Claude model…
…Now, a little more than a month after that release, Anthropic has announced Claude Design, a new research preview that allows subscribers to use Claude to generate designs, prototypes, slides and more…
Claude Code Degraded Before Opus 4.8 Release
28 minutes of launch has already passed and for me, it is crystal clear, just branding. 10-15% better than Opus.We are slowing down in adoption and new features, Anthorpic is becoming Apple of Tim Cook and not from Steve…
Introducing Claude Fable 5: a Mythos-class model that we've made safe for general use. Its capabilities exceed those of any model we've ever made generally available. Fable 5 is state of the art on nearly all tested benc…
As an anthropic fan boy(check my prev. comments), this is the first opus release where I feel like the model is just not pleasant to talk to not to mention untrustworthy.The two examples for me where I lost confidence in…
it's been a month tagging sama openai tibo on X for this issueand no one seem to replyand eveyone is falttering codex, im sure im not the only one facing thisi switched to codex from claude since it was better consume le…
…We’ve already applied NLAs to understand what Claude is thinking and to improve Claude’s safety and reliability. For instance: When Claude Opus 4.6 and Mythos Preview were undergoing safety…
…Across 19 frontier models, the best, Claude Opus 4.7, reaches only 62.2% overall under OpenClaw, while every other model stays below 60%, and switching harness alone shifts a single model…
…So what exactly is Claude doing that humans aren’t? Claude’s strategies Analyzing transcripts from Opus 4.6, we identified two primary strategies used by Claude compared to humans: one is…
…Anthropic redesigned the Claude Code experience earlier this month. More recently, Anthropic released an upgraded version of its publicly available Claude Opus model with version 4.7 . Meanwhile, Claude Mythos remains more…
…Claude Opus 4.7 working autonomously ended up doing much of the heavy lifting after being prompted " get Lightroom CC working on Linux, then publish a reproducible recipe ." Should you be interested…
…Just a week after Anthropic introduced version 4.7 of its Claude Opus AI model , OpenAI unveiled GPT-5.5 , and China's DeepSeek introduced a preview release of its V4 AI…
