世界一わかりやすいAIニュース

2026年4月30日（木）のAIニュース

厳選 40 件。専門用語ぜんぶ解説つき。

毎朝メールで読みたい方はこちら（無料）
トップ AI用語集 読み物 バックナンバー
日本語English準備中中文準備中Español準備中
注目のニュース
モデル
After dissing Anthropic for limiting Mythos, OpenAI restricts access to Cyber, too
TechCrunch AI
OpenAI will begin rolling out its cybersecurity testing tool, GPT-5.5 Cyber only "to critical cyber defenders" at first.
ジャンル別のニュース（タップで開く）
モデル12件
モデル
OpenAI announces new advanced security for ChatGPT accounts, including a partnership with Yubico
TechCrunch AI
OpenAI is launching additional opt-in protections for ChatGPT accounts. The new security initiative includes a new partnership with security key provider Yubico.
モデル
Elon Musk testifies that xAI trained Grok on OpenAI models
TechCrunch AI
"Distillation" is a hot topic as frontier labs try to prevent smaller competitors from copying their models.
モデル
Google’s Gemini AI assistant is hitting the road in millions of vehicles
TechCrunch AI
The move signals Google’s push to bring more advanced, conversational AI into the driving experience.
モデル
Salesforce rolls out new Slackbot AI agent as it battles Microsoft and Google in workplace AI
VentureBeat AI
Salesforce on Tuesday launched an entirely rebuilt version of Slackbot, the company's workplace assistant, transforming it from a simple notification tool into what executives describe as a fully powered AI agent capable of searching enterprise data, drafting documents, and taking action on beh
モデル
Nous Research's NousCoder-14B is an open-source coding model landing right in the Claude Code moment
VentureBeat AI
Nous Research, the open-source artificial intelligence startup backed by crypto venture firm Paradigm, released a new competitive programming model on Monday that it says matches or exceeds several larger proprietary systems — trained in just four days using 48 of Nvidia's latest B200 graphics
モデル
The creator of Claude Code just revealed his workflow, and developers are losing their minds
VentureBeat AI
When the creator of the world's most advanced coding agent speaks, Silicon Valley doesn't just listen — it takes notes.For the past week, the engineering community has been dissecting a thread on X from Boris Cherny, the creator and head of Claude Code at Anthropic. What began as a casual
モデル
This startup’s new mechanistic interpretability tool lets you debug LLMs
MIT Tech Review
The San Francisco–based startup Goodfire just released a new tool, called Silico, that lets researchers and engineers peer inside an AI model and adjust its parameters—the settings that determine a model’s behavior—during training. This could give model makers more fine-grained control over how this
モデル
The Download: DeepSeek’s latest AI breakthrough, and the race to build world models
MIT Tech Review
This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. Three reasons why DeepSeek’s new model matters On Friday, Chinese AI firm DeepSeek released a preview of V4, its long-awaited new flagship model. Nota
モデル
Elon Musk Seemingly Admits xAI Has Used OpenAI’s Models to Train Its Own
Wired AI
While answering questions under oath, Musk argued it’s standard practice for AI labs to use their competitors’ models.
モデル
OpenAI Rolls Out ‘Advanced’ Security Mode for At-Risk Accounts
Wired AI
OpenAI is rolling out Advanced Account Security for people concerned that their ChatGPT or Codex accounts could be potential targets of phishing attacks.
モデル
Sanctioned Chinese AI Firm SenseTime Releases Image Model Built for Speed
Wired AI
With US restrictions limiting its access to advanced tech, SenseTime is doubling down on open source with a new model optimized to run on Chinese-made chips.
モデル
I've Covered Robots for Years. This One Is Different
Wired AI
From sorting chicken nuggets to screwing in lightbulbs, Eka’s robotic claw feels like we're approaching a ChatGPT moment for the physical world.
研究6件
研究
The Download: the North Pole’s future and humanoid data
MIT Tech Review
This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. Digging for clues about the North Pole’s past In the past, getting to the North Pole involved a treacherous trip through ice many meters thick. But la
研究
The missing step between hype and profit
MIT Tech Review
This story originally appeared in The Algorithm, our weekly newsletter on AI. To get stories like this in your inbox first, sign up here. In February, I picked up a flyer at an anti-AI march in London. I can’t say for sure whether or not its writers meant to riff on South Park’s underpants gnomes. B
研究
Taylor Swift Wants to Trademark Her Likeness. These TikTok Deepfake Ads Show Why
Wired AI
Researchers show scammers are using AI-manipulated footage of celebrity interviews to trick users into sharing their personal data.
研究
Russia cloaks launch schedule after spaceport falls in Ukraine's sights
Ars Technica
"We had serious inbound attempts to the cosmodrome that day."
研究
Elon Musk's 7 biggest stumbles on the stand at OpenAI trial
Ars Technica
Elon Musk spent three days testifying as the first witness in his trial against OpenAI.
研究
The most severe Linux threat to surface in years catches the world flat-footed
Ars Technica
CopyFail threatens multi-tenant servers, CI/CD work flows, Kubernetes containers, and more.
ビジネス11件
ビジネス
Legal AI startup Legora hits $5.6B valuation and its battle with Harvey just got hotter
TechCrunch AI
The two wildly fast-growing rivals have raised massive sums, pushed into each other's home turf, and now have dueling ad campaigns.
ビジネス
FDA approval, fundraising, and the reality of building in healthcare according to BioticsAI founder
TechCrunch AI
BioticsAI CEO Robhy Bustami joined Isabelle Johannessen on Build Mode to discuss how the company has navigated a highly regulated space and kept the team motivated while cutting through all the red tape.
ビジネス
Salesforce is crowdsourcing its AI roadmap — with customers
TechCrunch AI
Salesforce lets its customers lead its product roadmap with the thinking that if one enterprise customer has a problem, the others likely do too.
ビジネス
X announces a rebuilt ad platform powered by AI
TechCrunch AI
X is rolling out a rebuilt ads platform powered by AI as it works to grow revenue again.
ビジネス
Meta says its business AI now facilitates 10 million conversations a week
TechCrunch AI
Meta said over 8 billion advertisers have used at least one of its GenAI tools
ビジネス
Railway secures $100 million to challenge AWS with AI-native cloud infrastructure
VentureBeat AI
Railway, a San Francisco-based cloud platform that has quietly amassed two million developers without spending a dollar on marketing, announced Thursday that it raised $100 million in a Series B funding round, as surging demand for artificial intelligence applications exposes the limitations of lega
ビジネス
Listen Labs raises $69M after viral billboard hiring stunt to scale AI customer interviews
VentureBeat AI
Alfred Wahlforss was running out of options. His startup, Listen Labs, needed to hire over 100 engineers, but competing against Mark Zuckerberg's $100 million offers seemed impossible. So he spent $5,000 — a fifth of his marketing budget — on a billboard in San Francisco displaying what looked
ビジネス
Exclusive eBook: Inside the stealthy startup that pitched brainless human clones
MIT Tech Review
The ultimate plan to live forever is a brand new body. This subscriber-only eBook explores R3 Bio, a small startup that has pitched a startling and ethically charged vision for “brainless clones” to serve the role of backup human bodies. by Antonio Regalado March 20, 2026 Related Stories
ビジネス
The Download: Musk and Altman’s legal showdown, and AI’s profit problem
MIT Tech Review
This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. Elon Musk and Sam Altman are going to court over OpenAI’s future Elon Musk and OpenAI CEO Sam Altman head to trial this week in a case with sweeping c
ビジネス
Elon Musk and Sam Altman are going to court over OpenAI’s future
MIT Tech Review
After a yearslong legal feud, Elon Musk and OpenAI CEO Sam Altman are heading to trial this week in Northern California in a case that could have sweeping consequences. Ahead of OpenAI’s highly anticipated IPO, the court could rule on whether the company is allowed to exist as a for-profit enterpris
ビジネス
Reid Hoffman Thinks Doctors Should Ask AI for a Second Opinion
Wired AI
The LinkedIn cofounder now has an AI drug discovery startup—and thinks not asking chatbots for medical advice is “bordering on committing malpractice.”
ポリシー5件
ポリシー
Stripe introduces Link, a digital wallet that autonomous AI agents can use, too
TechCrunch AI
Link lets users connect cards, banks, and subscriptions, then authorize AI agents to spend securely via approval flows.
ポリシー
It’s time to make a plan for nuclear waste
MIT Tech Review
Today, nuclear energy enjoys a rare moment of support across the political spectrum in the US. Interest from tech companies that are scrambling to meet demand for massive data centers has sparked a resurgence of money and attention in the industry. That newfound interest is exactly why it’s time to
ポリシー
Musk v. Altman Kicks Off, DOJ Guts Voting Rights Unit, and Is the AI Job Apocalypse Overhyped?
Wired AI
In this episode of Uncanny Valley, we get into how the Elon Musk-Sam Altman trial goes way beyond their rivalry and could have major implications both for OpenAI and also the AI industry at large.
ポリシー
These Men Allegedly Profit Off Teaching People How to Make AI Porn
Wired AI
Three Arizona women have filed a lawsuit against a group of men that alleges they used the women’s photos to make AI porn influencers, then offered online courses showing others how to do it.
ポリシー
How Elon Musk Squeezed OpenAI: They ‘Are Gonna Want to Kill Me’
Wired AI
Tensions flared on the third day of trial in Musk v. Altman as OpenAI’s lawyers cross-examined Musk.
ツール5件
ツール
Claude Code costs up to $200 a month. Goose does the same thing for free.
VentureBeat AI
The artificial intelligence coding revolution comes with a catch: it's expensive.Claude Code, Anthropic's terminal-based AI agent that can write, debug, and deploy code autonomously, has captured the imagination of software developers worldwide. But its pricing — ranging from $20 to $200 p
ツール
Anthropic launches Cowork, a Claude Desktop agent that works in your files — no coding required
VentureBeat AI
Anthropic released Cowork on Monday, a new AI agent capability that extends the power of its wildly successful Claude Code tool to non-technical users — and according to company insiders, the team built the entire feature in approximately a week and a half, largely using Claude Code itself.The launc
ツール
The Download: storing nuclear waste and orchestrating agents
MIT Tech Review
This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. It’s time to make a plan for nuclear waste Today, nuclear energy enjoys rare support across the political spectrum. Public approval has spiked, and Bi
ツール
Rebuilding the data stack for AI
MIT Tech Review
Artificial intelligence may be dominating boardroom agendas, but many enterprises are discovering that the biggest obstacle to meaningful adoption is the state of their data. While consumer-facing AI tools have dazzled users with speed and ease, enterprise leaders are discovering that deploying AI a
ツール
Emergency First Responders Say Waymos Are Getting Worse
Wired AI
“I believe the technology was deployed too quickly in too vast amounts, with hundreds of vehicles, when it wasn’t really ready,” one police official told federal regulators last month.
毎朝うけとる
メールマガジンで受け取る 毎朝6時のAIニュースと、週1回のまとめ・解説記事をメールで。専門用語には解説つき。無料・いつでも解除できます
ポッドキャストで聴く 通勤中や作業中に。毎朝10〜15分の音声版です Spotify で聴く

上級者向け：RSS配信（サイトの更新を自動で受け取るための仕組みです。Feedly などのRSSリーダーをお使いの方はこちらを登録してください）