Anthropic Mythos model can find and exploit 0-days
…Mythos is markedly different from Claude Opus 4.6, which Anthropic only recently said was not very skilled at developing working exploit code. Where Opus 4.6 managed an exploit development success…
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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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Anthropic launches Claude Sonnet 5 as a cheaper way to run agents | TechCrunch
1d agoIntroducing Claude Sonnet 5
2d agoI run a 24GB GPU instead of paying for Claude or Codex, and Qwen 3.6 keeps up more than I expected
5d agoI recreated Fable 5 with Opus and agent loops, and it's close enough that I stopped missing the banned model
1w agoAnthropic Signs SpaceX Colossus 1 Data Center to Boost Capacity
…Anthropic Signs SpaceX Colossus 1 Data Center to Boost Capacity If you have been using Claude Opus over the past few weeks, you have likely noticed errors, rate limits, and many have…
I ran Claude Code and Cursor together, and the combination does something neither can do alone
…I tried using only Cursor, but kept going back to Claude Code because of its capabilities. It's not just about the model. You can always use Opus or other high-end…
Data residency (US + EU) and FedRAMP-authorized models now available in Copilot - GitHub Changelog
…Model availability A broad set of models is available at launch across both OpenAI and Anthropic, including GPT-5.4, Claude Sonnet 4.6, Claude Opus 4.6, and more. The full…
Discussions and forums
Show HN: Rayline routes Claude Code subagents to on-device and cheaper models
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…
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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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Show HN: Clockjumper – An Intervibed Project
Hello there,Long time listener, first time caller over here. I’ve been meaning to try A.I coding capabilities for some time now. I wanted to focus on a problem that is simple enough for me to execute all the way to the f…
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I created a 126K line Android app with AI – the workflow that worked for me
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…
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Anthropic quietly nerfed Claude Code's 1-hour cache, and your token budget is paying the price
…To give you an idea of just how much cheaper it is, here are the costs for Anthropic's newly-released Claude Opus 4.7: Model Base Input Tokens 5m Cache Writes…
Anthropic on MacRumors
…From the Claude blog: In Claude Cowork and Claude Code, you can now... Anthropic's Claude Can Now Create Interactive Visuals Directly in Conversations Anthropic's Claude chatbot has been updated with…
Claude Sonnet 4 deprecated - GitHub Changelog
…Model Deprecation date Suggested alternative Claude Sonnet 4 2026-05-06 Claude Sonnet 4.6 Please update your workflows and integrations to use supported models. Copilot Enterprise administrators may need to enable…
Anthropic introduces Claude Tag, a new AI teammate for Slack
…Claude Tag is now available in beta for Claude Enterprise and Claude Team customers and runs on Claude Opus 4.8 that was announced this May . The feature will also replace Anthropic…
Redeploying Claude Fable 5
…Our testing confirmed that many less capable models—including Claude Opus 4.8, GPT-5.5, and Kimi K2.7—could identify the same vulnerabilities as Fable 5 did in the report…
AI Arms Race Accelerates With New Models from OpenAI, DeepSeek and Anthropic
…the top artificial intelligence companies roll out their latest updates. Just a week after Anthropic introduced version 4.7 of its Claude Opus AI model , OpenAI unveiled GPT-5.5 , and China…