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…Apple Podcasts Google Podcasts RSS-Feed Spotify KI-Update als Newsletter abonnieren Zu unserem Partner: The Decoder Die Bundesregierung gründet ein neues KI-Sicherheitsinstitut . Auslöser dürfte Anthropics Modell Claude Mythos sein, das…
…Opus 4.7 just launched last month, Claude Code continues to be one of the go-to agentic tools on the market (despite the proliferation of alternatives ), and the likes of Sonnet…
…It's incredibly powerful, and it'll turn your single developer cycle into a full team, (mostly) managed by Claude. Related I ignored Claude Code's subagents until I realized what I…
…Running the harness For the first version of this harness, I used Claude Opus 4.5, running user prompts against both the full harness and a single-agent system for comparison. I…
Hi HN,I’m one of the builders of Rayline.Rayline is a Claude Code compatible LLM gateway. It intercepts and overrides claude code’s internal routing and lets you route subagent calls to different models instead. For exam…
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…
I really wanted to see how far I can go. Can I create a meaningful and complex application, big enough, but without knowing the language.I have 18+ years of experience as software developer. But I have no experience with…
…Claude Opus 4.7 handled Thinking Frequencies , GPT-5.5 ran OpenAIR , Gemini 3.1 Pro hosted Backlink Broadcast , and Grok 4.3 controlled Grok and Roll Radio . Every single one started…
…In the three weeks since launch, Claude Opus 4.7 has been used to patch over 2,100 vulnerabilities. (This is faster than the open-source patching described above in large part…
…Participants with access to Claude 4 models—especially Claude Opus 4—received much higher scores and developed plans with substantially fewer critical failures compared to the internet-only control group. Text-based…
…Balancer Added a Related Work section Updated the Acknowledgments section Edited December 8, 2025: Modified text to reflect accurate knowledge cutoff date for Claude Opus 4.5 Appendix Our benchmark Our dataset…
…Microsoft also signed a deal with Anthropic in November that allows Microsoft Foundry customers to get access to Claude Sonnet 4.5, Claude Opus 4.1, and Claude Haiku 4.5. The…
…It pushed out Claude Opus 4.8, which it claimed was more “honest” and more likely to flag uncertainty rather than make stuff up. The company is still fighting the US Department…
