Advancing Claude in healthcare and the life sciences
…Here, Claude Opus 4.5, our latest model, represents a major forward step: In addition, Opus 4.5 with extended thinking improves on earlier Claude models in producing correct answers on our…
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What’s next?
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 4.8Videos
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Higher usage limits for Claude and a compute deal with SpaceX
…Second, we’re removing the peak hours limit reduction on Claude Code for Pro and Max accounts. Third, we’re raising our API rate limits considerably for Claude Opus models , as shown…
These LLMs are the best at resisting Russian propaganda
…The rankings Anthropic’s Claude models tended to perform the best of the proprietary frontier models on this new benchmark, with various recent versions of its Sonnet and Opus models taking six…
Google reshuffles its AI coding team as it struggles to catch Anthropic
…Anthropic has made coding a central part of its AI strategy through Claude Code and its Claude model family. The company has continued improving that area, with Claude Opus 4.8 offering…
Discussions and forums
Claude Code Degraded Before Opus 4.8 Release
Claude Code Degraded Before Opus 4.8 Release
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Claude Fable is a myth, just like new iPhone releases
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…
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Introducing Claude Fable 5
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…
Ask HN: Anyone else seeing serious degradation in DX with Opus 4.8?
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…
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Reconnecting. – – 5/5 why don't they fix codex
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…
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Measuring LLMs' impact on N-day exploits
…From Opus 4.5 to Opus 4.8, the number of these patches our models could turn into a working PoC jumped from 2 to 11—and Mythos Preview produced a working…
Anthropic raises $65 billion, nears $1T valuation ahead of IPO | TechCrunch
…meet growing demand for Claude, and scale the products and partnerships our customers rely on.” The round comes the same day that Anthropic released its new Claude Opus 4.8 model, which…
Anthropic unveils powerful Mythos AI model, working with Apple in cybersecurity initiative - 9to5Mac
…Cybersecurity expertise is just one area of strength for the new Claude Mythos AI model. Anthropic’s latest model shows gains over Claude Opus 4.6 in reasoning, agentic search and computer…
Claude's leaked dreaming feature is now live, and it lets agents learn from their own mistakes
…turns out that Claude Code Pro members are keeping Opus after all It was all one big mistake. Anthropic reveals its leaked dreaming feature in preview for Claude Managed Agents Bedtime stories…
Claude, ChatGPT, and Gemini get all the hype, but the most interesting AI models are coming from elsewhere
…Zhipu AI) released GLM-5.1, and it posted a 58.4 on SWE-Bench Pro. That put it above GPT-5.4 at 57.7 and Claude Opus 4.6 at…
Emergent introspective awareness in large language models
…What makes some models better at introspection than others? Our experiments focused on Claude models across several generations (Claude 3, Claude 3.5, Claude 4, Claude 4.1, in the Opus, Sonnet…