Introducing Claude Opus 4.8
…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…
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Videos
More videos
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Claude Opus 4.7 - A New Frontier, in Performance … and Drama
Claude Fable 5 - Full 319 page Breakdown
Anthropic begged the world to stop AI… then shipped this
Top stories
Claude Fable relaunch disappoints users with nerfed performance
5d agoAnthropic releases Claude Sonnet 5 with improved agentic capabilities
6d agoAnthropic's new Sonnet 5 model is better at the tasks that are running up enterprise bills - Engadget
6d agoAnthropic upgrades Claude with new Sonnet 5 model, details here - 9to5Mac
6d agoAnthropic launches Claude Fable 5, a state-of-the-art AI model that beats OpenAI's GPT-5.5
…The company's plan was to prepare appropriate guardrails before releasing such a powerful model to everyone. Now, after nearly two months, Anthropic announced Claude Fable 5, its most capable AI model…
Anthropic restores Claude Fable 5 as US lifts export controls — single filter now blocks prompt that could identify software vulnerabilities and write code to exploit them
Anthropic has restored global access to Claude Fable 5, a day after the U.S. Department of Commerce withdrew the export controls it imposed on the model on June 12th, according to…
Claude Opus 4.8 is learning to say AI's three hardest words: “I don’t know”
…Released Thursday, Claude Opus 4.8 is not Claude Mythos Preview, Anthropic’s new “frontier” model that’s so powerful, only a handful of “trusted partners” have been allowed to test it…
Discussions and forums
Anthropic releases 'safe' version of Claude Mythos AI model to public
Anthropic releases 'safe' version of Claude Mythos AI model to public
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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…
Claude Fable 5 by Anthropic, releasing tomorrow
Anthropic will be releasing Claude Fable 5 tomorrow. It will be most advanced publicly accessible model, with Mythos-class capabilities and enhanced guardrails. It will most likely require data retention.
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Show HN: RunAPI – one API for AI video, image, music, audio, and LLMs
After building a few SaaS apps, I found that connecting many AI model APIs at the same time gets messy very quickly.So I built RunAPI, which lets you call image, video, music/audio, and LLM models with one API key, and I…
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Claude Code vs. Codex
I have been a long time user of Claude Code. I never felt the need to try other coding tools, and the times I did, I always came back. Across many projects, personal and professional, Claude has been my pair programmer. …
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U.S. gov't orders Anthropic to disable its newest AI models worldwide due to security threats — ban on Claude Fable 5 and Mythos 5 bars access by any foreign national, even its own employees
Anthropic disabled its two most capable AI models, Claude Fable 5 and Claude Mythos 5, for every customer worldwide on Friday, after the U.S. government issued an export control directive barring…
Anthropic’s most dangerous AI model just fell into the wrong hands
…Anthropic currently has no plans to release the model publicly due to concerns that it could be weaponized. “We’re investigating a report claiming unauthorized access to Claude Mythos Preview through one…
Anthropic's too-scary-to-release AI hacking tool is actually coming out — kind of
…General technology Anthropic's too-scary-to-release AI hacking tool is actually coming out — kind of Claude Fable 5 is Anthropic’s most capable public model yet, but it won’t…
Claude Opus 4.7 was just released last month, and 4.8 is already here with some massive improvements
…Sign in to your XDA account Summary Anthropic just launched Claude Opus 4.8, upgrading 4.7 barely a month after its release. Big gains: ~5 pts in agentic coding and ~8…
Anthropic's Claude Fable 5 Available Again After U.S. Lifts Export Controls
…It outperforms Opus models on longer, more complex tasks. Fable 5 can work autonomously for longer than any prior Claude model. Though Anthropic released Fable 5 with conservative safeguards to prevent misuse…
Claude Fable 5 cleared to return as US lifts Anthropic’s export control restriction - 9to5Mac
…When the company first announced Claude Mythos Preview, it stressed the sensitivity of the model’s capabilities and limited access through a program known as Project Glassing. Weeks later, Anthropic released what…