AI 资讯

Co-founded by serial entrepreneur Shai Morag, Israeli identity management startup Oak is emerging out of stealth with $60 million in seed funding.

But with great power comes a great price.

The memory layer for AI agents Discussion | Link

Make some noise for safety with our favorite alarms, from keychain sirens to wearable bracelets.

There’s now only one worth buying—but you can still access new features on older models you might already own.

Private buyers are increasingly outbidding museums for fossils.

Someone has to bundle all the wires that go into rockets, missiles, and satellites.

Spotify founder Daniel Ek's body-scanning startup, Neko Health, is setting its sights on the United States after raising $700 million from a star-studded group of celebrities, entrepreneurs, and investment firms. It plans to open its first clinic in New York this year before expanding rapidly across the country. Neko operates private clinics offering full-body scans […]

Hello, I'm Maneshwar. I'm building git-lrc, a Micro AI code reviewer that runs on every commit. It is...

Explore GPT-Red, OpenAI’s automated red teaming system that uses self-play to improve AI safety, alignment, and prompt injection robustness.

Many companies assume everyone craves new AI features. But the reality is that most people don't want more AI — at least not in the way most AI leaders envision it. Brought to you by Design Patterns For AI Interfaces , **friendly video courses on UX** and design patterns by Vitaly.

Companies’ increasing reliance on AI chatbots isn’t making the customer service experience smarter. It’s just making it more infuriating.

This is a submission for DEV's Summer Bug Smash: Smash Stories powered by Sentry . It was 11:14 PM. My friend DM'd me on Twitter: "Your app just hung for 30 seconds, spun indefinitely, and then completely died." I opened the browser DevTools console pointed at production and saw it — the screen flooded in red: GET https://careerpilot-ai.run.app/api/analyze-career net::ERR_INCOMPLETE_CHUNKED_ENCODING 200 (OK) The Server-Sent Events stream powering CareerPilot AI was systematically collapsing on Google Cloud Run. And I had no idea why. Locally on localhost:3000 , the agentic pipeline was a masterpiece. The multi-stage reasoning logs streamed gracefully — Step 1 flowed into Step 6, the final structured JSON payload arrived within seconds, the UI lit up with a complete personalized career roadmap. Beautiful. But once deployed behind Google's Front End (GFE) proxy, the pipeline was a graveyard of broken sockets. The Architecture Under Fire CareerPilot AI runs a six-stage agentic pipeline on every career analysis request. Instead of firing a single long-running prompt to Gemini and making the user stare at a blank screen for 20+ seconds, we designed a Server-Sent Events logging stream to broadcast real-time reasoning steps directly to the browser — giving the interface the feel of a live, active mentor thinking out loud. Once the final stage (Self-Evaluation & Constraint Validation) completed, the backend constructed a massive, nested 15KB JSON payload containing the personalized roadmap: skill weightings, role benchmarks, resource links, and a 30-day milestone calendar. Here was the delivery mechanism — and the landmine hiding inside it: // server.ts — The vulnerable streaming channel app . get ( " /api/analyze-career " , async ( req , res ) => { res . setHeader ( " Content-Type " , " text/event-stream " ); res . setHeader ( " Cache-Control " , " no-cache " ); res . setHeader ( " Connection " , " keep-alive " ); // Stream intermediate reasoning logs per step for ( let st

If you've searched the App Store for a reliable third-party QWERTY keyboard on iOS, you know how that ends. Some are abandoned. Some are ad-riddled. Some feel like they were ported from Android and never touched again. The good ones are the ones that don't ship features so much as they don't crash. The system keyboard is fine. It's fine because Apple has been iterating on it for fifteen years. Nobody else has. Third-party keyboards on iOS are a graveyard. I'm building one that isn't. It's called Diction. Most people know it as a voice keyboard, and that's what I lead with, but under the hood it's a serious low-level QWERTY project too. This post is about that half of it, because that's the half nobody talks about. Why third-party QWERTY on iOS is a graveyard Building a good keyboard extension on iOS is hard. There's a strict memory ceiling. There's a permission dance the user has to opt into. There's no keychain access, no meaningful background work, and the extension can be killed the moment iOS decides it needs the RAM. Most keyboard makers ship a first version to check the box, then abandon it once they see how much work maintaining it takes. The result is what you see on the App Store today. Every third-party keyboard I've tried on iOS fails on at least one of these: Speed. You type a letter, the letter arrives. That's it. If there's a hitch you can feel, the keyboard is broken. Half the ones I've tried have a visible delay on every keystroke. Predictability. If you correct the same word back three times, that word should be yours. The keyboard should stop fighting you. Most never do. You fight the same wrong correction for a year. Recovery. iOS keyboard extensions are memory-constrained. Bad ones freeze under pressure. When you rapid-switch between apps, half the third-party keyboards on the store will lock up until you kill and reopen the host app. Autocorrect that isn't from 2014. Fix the obvious typos. Split words that ran together. Complete contractions. Ge

Most test automation tools look good during a demo. You record a login flow, add an assertion, run it in Chrome, and get a green result. Everyone is impressed. Then the real application gets involved. There are dynamic elements, delayed API responses, test accounts, verification emails, downloaded files, several deployment environments, and a checkout flow that behaves differently on Safari. A few months later, the original test suite has grown from 10 tests to 300. Some failures are product bugs. Others are test problems. A few only happen in CI. Nobody is completely sure which is which. That is when you discover whether you selected a test automation tool or merely a good demo. Creating tests is rarely the main problem When teams compare automation tools, they often begin with questions such as: How quickly can we record a test? Can AI generate the steps? Does it support plain-English instructions? Can a manual tester use it? Does it integrate with our CI pipeline? These are reasonable questions, but they mostly describe the beginning of an automation project. The harder questions appear later: Who updates the tests after a redesign? How do we investigate failures? Can another person understand a test created six months ago? What happens when the original automation engineer leaves? Can we test workflows that involve email, APIs, files, or mobile devices? How much infrastructure do we have to manage? Does the cost increase every time we run the regression suite? The first test tells you whether the tool works. The hundredth test tells you whether the approach works. Maintenance should be part of the evaluation A stable automated test is not a test that never changes. Applications are supposed to change. Buttons move. Components are replaced. Authentication flows evolve. APIs return different data. Product teams redesign entire sections of the interface. The objective is not to prevent tests from changing. It is to make those changes inexpensive and understandable.

There's a specific kind of marketer who should be nervous right now. Not the strategist. Not the writer with a point of view. Not the creative director who can look at forty options and know, instantly, which one is alive and which thirty-nine are furniture. The one who should be nervous is the marketer whose entire job was being a slow version of a machine. You know this person. Maybe you've been this person — most of us have, at some point, in some job. The one whose week was resizing banners, rewording the same caption in six formats, pulling a report nobody reads, and calling a meeting to discuss the meeting. Their output was never brilliant, but it was there, and for twenty years, "there" was enough. Volume looked like value. Busy looked like good. AI just ended that arrangement. Quietly, without a memo. The excuse economy is closing For most of modern marketing, mediocrity had excellent cover. A bad campaign could hide behind timelines. A weak idea could hide behind budget. "We didn't have the resources" was the most useful sentence in the industry, and everyone accepted it, because everyone was using it. Now a two-person studio in Amman or Manila or Medellín can produce, in an afternoon, what used to require a floor of people and a quarter of runway. The drafts are instant. The variations are infinite. The production bottleneck — the thing entire careers were built on managing — is basically gone. Which means the only thing left to judge is the thing that was always the actual point: is the idea any good? That question used to arrive at the end of a long process, softened by exhaustion and sunk cost. Now it arrives immediately, naked, on day one. There's nowhere for a bad idea to hide anymore, because there's no longer a six-week production schedule standing in front of it. What the machine actually can't do Here's what gets lost in the panic. AI can generate. It cannot choose. It can write you a hundred taglines. It cannot tell you which one will make a foun

Getting Comfortable with HTML Attributes When I first started learning HTML, attributes felt like tiny details hiding inside the tags. I understood the basic structure of a webpage, but I didn’t fully understand why some elements had extra words like href, src, or alt. Over time, I realized attributes are what make HTML elements useful. They add meaning, behavior, and context. Without attributes, a webpage would still have structure, but it would feel limited and incomplete. What HTML attributes really do An HTML attribute gives extra information about an HTML element. It is written inside the opening tag and usually has a name and a value. In simple words, the tag creates the element, and the attribute explains something about that element. For example: Here, href tells the browser where the link should go. Why attributes matter Attributes may look small, but they make a big difference in how a webpage works. They can: Connect one page to another using links. Display images, videos, and other media. Improve accessibility for users and screen readers. Help CSS and JavaScript identify elements. Control forms, buttons, and user input. Without attributes, HTML would only show content. Attributes help that content become interactive and meaningful. Some attributes I use all the time href for links The href attribute is used with anchor tags. It tells the browser the destination of the link. src for images The src attribute gives the path to an image, video, or audio file. alt for accessibility The alt attribute describes an image. It is helpful when the image does not load and also important for screen readers. id and class for styling id gives a unique name to an element, while class is used when multiple elements share the same styling or behavior. placeholder and required in forms These attributes make forms easier for users to understand and complete. A few habits that helped me Use lowercase attribute names. It keeps the code cleaner and easier to read. Put attribu

Cartography is all about taking the real world and turning it into a picture that people can understand. It’s the process of deciding: what places to show, what details to keep or remove, what colors and symbols to use, how to draw the round Earth on a flat screen or paper Cartography mixes geography (knowing where things are), design (making the map clear and beautiful), and math (flattening the Earth using projections). Every map you see—Google Maps, airport maps, weather maps, D3.js visualizations—is a result of cartography. Line simplification alogorithms are tools used in cartography to reduce the number of points in a geographic shape while keeping the shape recognizable. 🌍 Why do we need line simplification? Real geographic shapes—coastlines, borders, rivers, airport boundaries—are extremely detailed. If you zoom in enough, you can always find more bumps, curves, and tiny wiggles. This is what Lewis Fry Richardson discovered: The more precisely you measure a coastline, the longer it becomes.Because coastlines have infinite detail.But your computer screen does not have infinite detail. It has pixels. If you try to draw a super-detailed coastline - the file becomes huge > the map loads slowly > D3.js rendering becomes slow > zooming becomes laggy > the map looks messy when zoomed out. This is why we need line simplification algorithms. 🎯 What do line simplification algorithms do? They remove unnecessary points from a shape while keeping the overall form. Think of it like: drawing a coastline with fewer squiggles. smoothing a jagged boundary reducing a 10,000‑point shape to 1,000 points. making the map faster and cleaner. The goal is: Keep the important shape, remove the tiny details. 🧩 Why this matters for zoomable maps Zoomable maps (like D3 zoom or Leaflet zoom) need multiple resolutions: When zoomed out → simple shapes When zoomed in → detailed shapes If you use only high‑resolution data: the map becomes slow, too many points are drawn, the user sees clutter

DeepSeek vs Qwen vs Kimi vs GLM: Which One Wins My Freelance Budget? Last Tuesday I spent two hours building a client dashboard that needed AI-powered text summarization. The client is a small e-commerce shop, they get maybe 500 product descriptions a week that need condensing into bullet points. Sounds simple, right? Except when I ran the numbers on my usual OpenAI setup, the bill was going to eat into my margin harder than I'd like. That's when I went down the rabbit hole of Chinese AI models. DeepSeek, Qwen, Kimi, GLM — I've been hearing about these for months from other devs in Discord, but I never actually committed to testing them because, honestly, who has the time? Well, apparently I do, because that Tuesday I decided to run all four head-to-head against my actual workload. Here's what happened. Why I Even Bothered (The Real Math) Before we get into the benchmarks and pricing tables, let me put this in perspective. My hourly rate as a freelance dev sits at $85. Every hour I spend wrestling with a subpar API that hallucinates or charges too much is an hour I'm not billing a client. The "free" model is never free — either it costs me time or it costs me money, and usually both. I was paying roughly $0.60 per 1M output tokens on GPT-4o for the summarization work. For 500 product descriptions, each averaging maybe 150 tokens output, that's about $0.045 per batch. Sounds tiny, right? But multiply that across multiple clients, and suddenly I'm watching $40-60 a month vanish into API costs that I can't really pass along without awkward pricing conversations. So I started shopping. And what I found genuinely surprised me. The Contenders at a Glance All four model families run through Global API's unified endpoint, which means I didn't have to maintain four different SDKs, four different auth setups, four different billing dashboards. Just swap the model name in the request and ship. For a one-person operation, that's huge. Here's the landscape I was working with: Di