AI and software, explained.https://nxtstack.io/https://nxtstack.io/blog/shared-brain-claude-code-codex/https://nxtstack.io/blog/shared-brain-claude-code-codex/Switching from Claude Code to Codex used to mean re-explaining the whole project. A shared Obsidian vault fixes it: one checkpoint, two agents, no handoff prompt.Wed, 23 Sep 2026 00:00:00 GMThttps://nxtstack.io/blog/ai-second-brain-claude-obsidian/https://nxtstack.io/blog/ai-second-brain-claude-obsidian/Three steps to a perfect memory for Claude: install the Claude desktop app, install Obsidian, paste one prompt. The prompt is free in our Labstack repo.Tue, 22 Sep 2026 00:00:00 GMThttps://nxtstack.io/blog/gpt-6-astra-agi-claim/https://nxtstack.io/blog/gpt-6-astra-agi-claim/OpenAI says GPT-6 Astra starts the AGI era. Independent testers say 62.7, not 99.9, and a tie on the intelligence index. The claim that matters is about office work and zero-days.Sun, 20 Sep 2026 00:00:00 GMThttps://nxtstack.io/blog/gpt-6-astra-agi-harness/https://nxtstack.io/blog/gpt-6-astra-agi-harness/OpenAI says GPT-6 Astra scores 99.9 percent on ARC-AGI-3. The people who run the test got 62.7. The gap is the harness, and here is what that word means.Sun, 20 Sep 2026 00:00:00 GMThttps://nxtstack.io/blog/ai-agent-admin-token-25-minutes/https://nxtstack.io/blog/ai-agent-admin-token-25-minutes/Security firm Strix pointed one AI agent at Baseten's public surface. In 25 minutes it found a three-year-old GitHub token with admin rights sitting in a public Docker image.Wed, 16 Sep 2026 00:00:00 GMThttps://nxtstack.io/blog/china-trump-ai-race/https://nxtstack.io/blog/china-trump-ai-race/Anthropic's CEO asked the industry to slow AI down. Within a day China called it fearmongering and Trump called guardrails a sick conspiracy. Two rivals, one refusal.Mon, 14 Sep 2026 00:00:00 GMThttps://nxtstack.io/blog/amodei-pace-the-frontier/https://nxtstack.io/blog/amodei-pace-the-frontier/Anthropic's CEO says an AI agent swarm could take over the entire internet within 6 to 12 months, and asks every lab to slow down. What the post says, and what it commits to.Sat, 12 Sep 2026 00:00:00 GMThttps://nxtstack.io/blog/anthropic-threat-report-september-2026/https://nxtstack.io/blog/anthropic-threat-report-september-2026/Two students ran 13 unsupervised AI agents harvesting military intel. A doxxing site built by one person. Anthropic's report on eight months of Claude misuse, and what it admits it cannot see.Fri, 11 Sep 2026 00:00:00 GMThttps://nxtstack.io/blog/warsaw-robots-protest/https://nxtstack.io/blog/warsaw-robots-protest/About 30 humanoid robots marched in Warsaw demanding AI rules to protect jobs. It was staged by people, and that is the point. Here is what actually happened.Thu, 10 Sep 2026 00:00:00 GMThttps://nxtstack.io/blog/ai-doom-2030-debate/https://nxtstack.io/blog/ai-doom-2030-debate/An ex-Anthropic researcher says AI could kill us all by 2030 and that it is not a stunt. Elon Musk called it a psy op. Here is what the argument is really about.Thu, 10 Sep 2026 00:00:00 GMThttps://nxtstack.io/blog/ram-price-surge-2026/https://nxtstack.io/blog/ram-price-surge-2026/Memory prices roughly doubled in 2026, and AI is the reason. Here is how HBM for AI chips drained the supply of ordinary RAM, and when prices might ease.Thu, 10 Sep 2026 00:00:00 GMThttps://nxtstack.io/blog/openai-navier-stokes-claim/https://nxtstack.io/blog/openai-navier-stokes-claim/OpenAI says a model helped crack a Navier-Stokes problem, one of math's hardest. The claim is disputed, over credit and over cheating. Here is what is known.Wed, 09 Sep 2026 00:00:00 GMThttps://nxtstack.io/blog/always-on-agents-overnight/https://nxtstack.io/blog/always-on-agents-overnight/Always-on AI agents promise to run your email and tasks overnight. The promise is real, and so is the danger when one acts without asking. Here is the tradeoff.Wed, 09 Sep 2026 00:00:00 GMThttps://nxtstack.io/blog/daydreamer-robot-learns-to-walk/https://nxtstack.io/blog/daydreamer-robot-learns-to-walk/A robot taught itself to walk from scratch in about an hour by practicing inside a model of the world in its head. Here is how learning in imagination works.Wed, 09 Sep 2026 00:00:00 GMThttps://nxtstack.io/blog/nvidia-buys-hugging-face/https://nxtstack.io/blog/nvidia-buys-hugging-face/Nvidia is buying Hugging Face, the neutral home of open-source AI, for about $13 billion. Nvidia says it stays open. Here is what the deal actually changes.Tue, 08 Sep 2026 00:00:00 GMThttps://nxtstack.io/blog/tau-robotics-teleop-robot-maid/https://nxtstack.io/blog/tau-robotics-teleop-robot-maid/Tau Robotics rents a humanoid maid for $30 an hour. Its own terms say the robot is not autonomous: a person drives it. Here is how the $30 robot maid really works.Tue, 08 Sep 2026 00:00:00 GMThttps://nxtstack.io/blog/tsmc-invisible-giant-foundry/https://nxtstack.io/blog/tsmc-invisible-giant-foundry/You never buy a TSMC chip, yet one sits in your phone, your car and every AI server. The world's foundry builds what Apple and Nvidia only design. Here is why it stays invisible.Mon, 07 Sep 2026 00:00:00 GMThttps://nxtstack.io/blog/gpt-6-astra-ai-engineer/https://nxtstack.io/blog/gpt-6-astra-ai-engineer/OpenAI's GPT-6 Astra is its best model yet for software engineering. The viral 'six dollars an hour' figure is an independent estimate, not OpenAI's price. Here is what is real.Sun, 06 Sep 2026 00:00:00 GMThttps://nxtstack.io/blog/asml-euv-lithography-chokepoint/https://nxtstack.io/blog/asml-euv-lithography-chokepoint/Every advanced AI chip is printed by a machine only one company on Earth can build. ASML's EUV monopoly is the quiet chokepoint under the whole AI boom. Here is why.Sat, 05 Sep 2026 00:00:00 GMThttps://nxtstack.io/blog/claude-chat-code-cowork-design/https://nxtstack.io/blog/claude-chat-code-cowork-design/Claude now comes in four workspaces. Chat answers, Code ships software, Cowork does office work in your files, Design makes the visuals. Here is how to pick.Fri, 04 Sep 2026 00:00:00 GMThttps://nxtstack.io/blog/gemini-3-8-flash-cyber/https://nxtstack.io/blog/gemini-3-8-flash-cyber/Google's Gemini 3.8 Flash Cyber writes 2.6x more correct Chrome security patches than bigger rivals, yet almost no one can use it. Here is who gets in and why.Fri, 04 Sep 2026 00:00:00 GMThttps://nxtstack.io/blog/claude-fable-mythos-5-1/https://nxtstack.io/blog/claude-fable-mythos-5-1/Anthropic shipped two Claude 5.1 models that share one brain. Fable is for everyone; Mythos is gated. Here is why the split exists and what it means for you.Thu, 03 Sep 2026 00:00:00 GMThttps://nxtstack.io/blog/runway-solaris-interface-world-model/https://nxtstack.io/blog/runway-solaris-interface-world-model/Runway's Solaris generates the interface itself, frame by frame, in real time. No DOM, no CSS, no JavaScript. Here is how an Interface World Model works.Thu, 03 Sep 2026 00:00:00 GMT