I tested Claude's two biggest competitors because of its usage limits, and one banned my account
…I used Opus 4.6 here because, at the time of testing, Opus 4.7 hadn’t been released yet. What I found surprised me in both directions. One of them is…
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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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Claude Fable 5 caught bugs GPT-5.5 and Opus 4.8 missed, then the US government forced it offline
5d agoAnthropic just released public Mythos-class AI model called Claude Fable, details here - 9to5Mac
1w agoAnthropic releases its first Mythos-class model Claude Fable
1w agoAnthropic releases Claude Fable, a version of Mythos, days after warning AI is becoming too dangerous
1w agoSuper Smash Bros Unofficial PC Port Available for Download
…JRickey used Opus 4.6, Opus 4.7, and GPT 5.5 as the sole contributors in its development. This was mainly done as a proof of concept to show that AI…
Partnering with Mozilla to improve Firefox’s security
…to improve security. Opus 4.6 is currently far better at identifying and fixing vulnerabilities than at exploiting them. This gives defenders the advantage. And with the recent release of Claude Code…
Anthropic just publically released its Mythos-grade AI at no extra cost for a limited time
…We’ve therefore launched the model with safeguards that mean queries on some topics will instead receive a response from our next-most-capable model, Claude Opus 4.8. To release the…
Discussions and forums
Claude Code Degraded Before Opus 4.8 Release
Claude Code Degraded Before Opus 4.8 Release
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Opus 4.8 nerfed??
Is anyone else seeing a massive performance drop in Opus 4.8 since release?? It used to be acceptable, but the enshitification has definitely happened. It’s basically been lobotomized, and we’re talking amateur backyard …
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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The amount of whining in this sub after every Anthropic model release is unbearable
Anthropic tests every model before it releases them. Opus 4.8 might be worse uncertain benchmarks compared to 4.7, and there probably are some genuine gripes with the model, but the amount of “Opus 4.8 is all around wors…
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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Anthropic's Fable AI brings the capabilities of its unreleased Mythos model to regular users - Engadget
…earlier, Claude will automatically route prompts on some topics through the less-capable Opus 4.8. "To release [Fable 5] both safely and quickly, we've tuned these safeguards conservatively — they'll…
These LLMs are the best at resisting Russian propaganda
…To help combat this problem, the government-sponsored Estonian Language Institute (ELI) has released a new “Propaganda Resistance” benchmark ranking dozens of LLMs on their ability to avoid “tak[ing] positions on…
Introducing Sonnet 4.6
…They often even prefer it to our smartest model from November 2025, Claude Opus 4.5. Performance that would have previously required reaching for an Opus-class model—including on real-world…
Coders are refusing to work without AI — and that could come back to bite them | TechCrunch
…View Bio Most Popular Blue Origin’s New Glenn rocket explodes during testing in Florida Anthropic releases Opus 4.8 with new ‘dynamic workflow’ tool Meta launches Instagram, Facebook, and WhatsApp subscriptions…
LLM-discovered 0 days
…Safeguards Alongside the release of Claude Opus 4.6, we're introducing a new layer of detection to support our Safeguards team in identifying and responding to cyber misuse of Claude. At…
Expanding Project Glasswing
…To support this, we recently released Claude Security , a product that uses our latest public frontier models, like Claude Opus 4.8, to scan codebases and suggest patches. We're also releasing…