Anthropic upgrades Claude with new Opus 4.8 model, details here - 9to5Mac
Anthropic upgrades Claude with new Opus 4.8 model, details here Zac Hall | May 28 2026 - 10:09 am PT | May 28 2026 - 10:09 am PT Anthropic has released its latest…
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Top stories
After spooking Trump into safety testing, Anthropic AI models get global release
4d agoAnthropic's new Sonnet 5 model is better at the tasks that are running up enterprise bills - Engadget
4d agoTrump Admin releases Anthropic Mythos to be used by more than 100 US companies, agencies | TechCrunch
1w agoChatGPT’s powerful GPT-5.6 models arrive, but not for you
1w agoAnthropic is investigating 'unauthorized access' of its Mythos cybersecurity tool - Engadget
…Anthropic limited the preview release to a small number of trusted test companies including Amazon, Microsoft, Apple and Cisco. Another was Mozilla, which said the model helped it find and patch 271…
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
…The Trump administration’s directive specifically targets Mythos-class models, which include Fable 5. Anthropic had released the pair on Tuesday , putting the latter into general availability while keeping the unrestricted Mythos…
Verizon joins Project Glasswing to test Anthropic's Claude Mythos model on its infrastructure
…Mythos Preview model to "a select group of global security leaders dedicated to protecting essential infrastructure and committed to sharing findings and best practices across industries", Verizon's press release on the…
Discussions and forums
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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Show HN: Caliper – pass@k reliability testing for Claude Code and Codex skills
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Show HN: OpenSOP, We got tired of agents lying to us, so we built them a harness
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Thoughts on Claude Code 2.1.139 Agent View and Background Sessions
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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…
OpenAI Has a New GPT-5.4-Cyber Model. Here's Why You Can't Use It
OpenAI has a new AI model called GPT 5.4-Cyber, but it's not coming to your ChatGPT . At least not yet. Instead, the company is doing a limited release to…
Anthropic rolls out Claude Fable 5, but it's available for a limited time
…when it announced the Mythos model. "In the short term, this could be attackers, if frontier labs aren’t careful about how they release these models. In the long term, we expect…
Anthropic upgrades Claude with new Sonnet 5 model, details here - 9to5Mac
…knowledge work.” Sonnet 5 is the new default model for Claude free and pro users Anthropic says that today’s Sonnet 5 release is the default for both Free and Pro Claude…
Anthropic's Claude Fable 5 Is the First Mythos-Level AI Model You Can Actually Use
…That's why Anthropic has slow-rolled its release. On Tuesday, Anthropic released the first model from the Mythos family that everyone can use: Claude Fable 5. In an extensive blog post…
This Is How Trump Finally Signed the AI Executive Order
The revised order gives the federal government access to the most advanced artificial intelligence models 30 days before their public release, down from an earlier proposal that would have required companies to…