Introducing Sakana Fugu: A full multi-agent orchestration system accessible via a single model API. Our ‘Fugu Ultra’ model matches the performance of Fable and Mythos, delivering frontier capability without the risk of export controls. Try it: https://t.co/hhO6qTawgb 🐡↗

Introducing Claude Tag, a new way for teams to work with Claude. In Slack, Claude joins as a team member with access to the channels and tools you choose. Tag Claude in and delegate tasks to it while you focus on other work. https://t.co/R2C6A5Kcye↗

No model survives the "are you sure?" They all fold instantly.↗

This is becoming my favorite way to read Twitter. https://t.co/eykEElxzu7 https://t.co/m5qM5PP3rA↗

Today, we're launching Aside, the AI browser you’ve waited for. ⋅ Crafted in every detail: vertical tabs and Liquid Glass ⋅ SOTA on agentic browsing benchmarks: outperforms Claude Fable ⋅ Full privacy: Everything runs in local and encrypted ⋅ You can use Claude or ChatGPT subsc…↗

Starmer probably joining Anthropic↗

A new, more capable version of Mythos has emerged from training. I don't know whether it will be called Mythos 5.1 or Mythos 6, or if Anthropic will keep it internal to accelerate further development - but it has arrived. Stopping models like Fable 5 or Mythos 5 from being serv…↗

We’re expanding OpenAI Daybreak to help democratize patching vulnerable software at machine speed: - Codex Security plugin: find, validate, and fix vulnerabilities right inside Codex - The full version of GPT-5.5-Cyber model: a great model for trusted defenders - Cyber Partne…↗

Ok so this Teenage Engineering microphone has quickly become my favourite way to talk to Claude, especially in loud offices. Love how tactile it is, and I feel like a radio operator talking to my agents 😂 https://t.co/94afbJfpZ0↗

Introducing Clips - 100% free, open source, agent-native alternative to Loom Unlike Loom, agent's can fully understand Clips just from a URL. Every Clip comes with APIs and metadata for agents to explore their contents. Agents can "see and hear" anything in a Clip - not just …↗

just in case you don’t know, the company behind GLM 5.2 is publicly listed, and its stock has gone up 15× in the past six months https://t.co/YI568Lq2NX↗

https://t.co/rr8p3X0hr4↗

The next hot programming language is… markdown. A minimal eve agent: 📂 𝚊𝚐𝚎𝚗𝚝/ 📄 𝚒𝚗𝚜𝚝𝚛𝚞𝚌𝚝𝚒𝚘𝚗𝚜.𝚖𝚍 📂 𝚜𝚔𝚒𝚕𝚕𝚜/ 📄 𝚢𝚘𝚞𝚛-𝚎𝚡𝚙𝚎𝚛𝚝𝚒𝚜𝚎.𝚖𝚍 Deployable in one command: 𝚟𝚎𝚛𝚌𝚎𝚕. It’s the most accessible programming has ever been. And…↗

A fundamental problem with extending Codex/Cowork/Code to all knowledge work is that they remain very "software-brained" where the end result (the software) is what is important & that code serves as a source of truth. For a lot of other knowledge work, the process is at least …↗

Introducing React Doctor for Performance Fix slow React code and make it fast npx react-doctor@latest https://t.co/cV74c1mt3F↗

Introducing Ads Engine in @ElevenCreative. Connect your Google, Meta, and LinkedIn ad accounts. Localize your existing ads across 50+ languages and push the finished creatives back to your ad platform. https://t.co/rl0uYJntdG↗

I have a deep distrust of almost any 'self-improvement' loop in coding agents I.e. automatically created memories, CLAUDE.md suggestions applied after every session Often the suggestions themselves are shit But even if they're good, the agent often over-indexes on them in a w…↗

Some thoughts on ownership I shared with the team this morning https://t.co/WMXcDLU9qa↗

WTF Is a Loop? Part 2: The 15 Loops People Are Actually Running (and the Commands to Steal Them) Earlier this month I wrote [WTF Is a Loop? Peter Steinberger vs. Boris Cherny](https://x.com/mvanhorn/status/2063865685558903149), which did 3.6M views on what a loop even is. This …↗

Introducing Hubble: the best notepad for you and your agents. - Feels like Notion or Apples Notes, but for Markdown - Live-reloading editor to collaborate with agents - Supports HTML-based apps to build interactive visualizations Free and open-source 👉 https://t.co/lJdHeTrSbt…↗