Claude Mythos: Highlights from 244-page Release
The Two Best AI Models/Enemies Just Got Released Simultaneously
New Claude Opus 4.8: 15 Things You May’ve Missed
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
… Its launch comes just over a month after rival Anthropic announced Claude Mythos, a security-focused AI model it claimed was too dangerous to publicly release and only shared privately as a part of its own initiative, dubbed Project Glasswing. …
… These requests will instead be rerouted to an older AI model, Claude Opus 4.8. If Anthropic suspects a user is trying to conduct distillation—training a smaller AI model off a larger AI model’s responses—on Claude Fable 5, those requests will also be rerouted to Claude Opus 4.8, the company says. …
… In Opus 4.7’s system card, Anthropic wrote that Opus 4.7 doesn’t even advance the company’s “capability frontier,” since Claude Mythos Preview received higher results “on every relevant evaluation.” For security reasons, Anthropic is only currently making Mythos Preview available privately to selec… …
… In fact, some users briefly noticed the toggle to enable Mythos in the public version of Claude Code before it was taken offline. The model is called claude-mythos-1-preview, and it also briefly appeared in the public version of Claude Security. …
Anthropic releases 'safe' version of Claude Mythos AI model to public
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…
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.
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. …
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…
… Download Now Related Articles: Anthropic’s restricted Claude Mythos model may be coming to Claude Code ChatGPT rolls out new $100 Pro subscription to challenge Claude Claude Code source code accidentally leaked in NPM package Max-severity flaw in ChromaDB for AI apps allows server hijacking Paid AI… …
… 48 Models edit Version Release date Status 49 50 Claude 14 March 2023 51 Discontinued Claude 2 11 July 2023 Discontinued Claude Instant 1.2 9 August 2023 52 Discontinued Claude 2.1 21 November 2023 53 Discontinued Claude 3 Opus 4 March 2024 54 Retired a Claude 3 Sonnet 4 March 2024 54 Discontinued … …
Anthropic expands Glasswing as it promises public Claude Mythos-class model releases Zac Hall | Jun 2 2026 - 7:01 am PT | Jun 2 2026 - 7:01 am PT Anthropic unveiled its Claude Mythos AI model in April, only sharing access with select partners like Apple. …
… This new feature, available in research preview, allows Claude to take on even bigger tasks in Claude Code. Effort control in claude.ai and Cowork . A new control alongside the model selector lets users choose how much effort Claude puts into a response. …
Anthropic is releasing Claude Opus 4.8 on Thursday, and the company is touting the model’s “honesty.” According to Anthropic, it trains “all its models to be honest — for instance, to avoid making claims that they can’t support.” But it notes that “a general problem with AI models is that they some… …
… By Igor Bonifacic June 2, 2026 11:02 am EST When Anthropic announced Claude Mythos at the start of April, the company didn't release the new frontier model to the public. …