世界一わかりやすいAIニュース

2026年4月27日（月）のAIニュース

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2026年4月27日（月）のAIニュース
世界一わかりやすいAIニュース
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注目のニュース
モデル
Microsoft says it has over 20M paid Copilot users, and they really are using it
TechCrunch AI
Despite the lingering perception that no one really uses Copilot, Microsoft said on Wednesday that the number of users and engagement is growing.
ジャンル別のニュース（タップで開く）
モデル8件
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
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
Three reasons why DeepSeek’s new model matters
MIT Tech Review
On April 24, Chinese AI firm DeepSeek released a preview of V4, its long-awaited new flagship model. The model can process much longer prompts than its last generation, thanks to a new design that helps it handle large amounts of text more efficiently. Like DeepSeek’s previous models, V4 is open sou
モデル
The Download: supercharged scams and studying AI healthcare
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. We’re in a new era of AI-driven scams When ChatGPT was released in late 2022, it showed how easily generative AI could create human-like text. This qu
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9件
研究
On the stand, Elon Musk can’t escape his own tweets
TechCrunch AI
Elon Musk took the stand for the second day for his attempt to legally dismantle OpenAI.
研究
Google gains 25M subscriptions in Q1, driven by YouTube and Google One
TechCrunch AI
Google added 25M paid subscriptions in Q1, reaching 350M total, as YouTube and Google One grow.
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
How AI Could Help Combat Antibiotic Resistance
Wired AI
At WIRED Health, British surgeon Ara Darzi said AI is set to transform the diagnosis and treatment of drug-resistant infections. But a lack of incentives means innovation may not reach patients.
研究
OpenAI Really Wants Codex to Shut Up About Goblins
Wired AI
“Never talk about goblins, gremlins, raccoons, trolls, ogres, pigeons, or other animals or creatures unless it is absolutely and unambiguously relevant,” reads OpenAI’s coding agent instructions.
研究
Elon Musk Testifies That He Started OpenAI to Prevent a ‘Terminator Outcome’
Wired AI
The judge also warned Musk and Sam Altman to curb their “propensity to use social media to make things worse outside the courtroom” after both sides traded attacks online.
研究
The Race Is on to Keep AI Agents From Running Wild With Your Credit Cards
Wired AI
AI agents may soon be buying your stuff for you. The FIDO Alliance has teamed up with Google and Mastercard to try to ensure that shopping in the near future isn't a complete disaster.
研究
Howdy's dated $3/month ad-free streaming service said to have 1M subscribers
Ars Technica
Most are keeping their subscriptions after signing up, too, research firm says.
ビジネス10件
ビジネス
SoftBank is creating a robotics company that builds data centers — and already eyeing a $100B IPO
TechCrunch AI
You need infrastructure to build AI a and robots, but apparently you also need AI and robots to build infrastructure.
ビジネス
Sources: Anthropic could raise a new $50B round at a valuation of $900B
TechCrunch AI
The maker of Claude has received multiple pre-emptive offers at valuations in the $850 billion to $900 billion range, according to sources familiar with the matter.
ビジネス
Meta is still burning money on AR/VR
TechCrunch AI
Meta is losing billions on Reality Labs each quarter, and its AI expenditures are only going to increase its spending.
ビジネス
Satya Nadella says he’s ready to ‘exploit’ the new OpenAI deal
TechCrunch AI
Microsoft gets to offer OpenAI's tech to its cloud customers and doesn't have to pay for it. "We fully plan to exploit it," Nadella said.
ビジネス
Google Cloud surpasses $20B, but says growth was capacity-constrained
TechCrunch AI
Google Cloud topped $20B in quarterly revenue for the first time, fueled by surging demand for AI. But capacity constraints mean it could have grown even faster.
ビジネス
Is AI video just a prequel? Runway’s CEO thinks world models are next
TechCrunch AI
AI-generated video has gone from novelty to creative tool almost overnight, and Runway has a front row seat to the shift. The New York-based company has raised close to $860 million at a $5.3 billion valuation, and its models are going toe-to-toe with the most well-funded labs in the world, includin
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
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
ポリシー6件
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
Health-care AI is here. We don’t know if it actually helps patients.
MIT Tech Review
I don’t need to tell you that AI is everywhere. Or that it is being used, increasingly, in hospitals. Doctors are using AI to help them with note-taking. AI-based tools are trawling through patient records, flagging people who may require certain support or treatments. They are also used to int
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.
ポリシー
‘It’s Undignified’: Hundreds of Workers Training Meta’s AI Could Be Laid Off
Wired AI
More than 700 people working for a Meta contractor in Ireland are at risk of losing their jobs, documents show.
ポリシー
OpenAI Codex system prompt includes explicit directive to "never talk about goblins"
Ars Technica
Directions also include system instructions to act like "you have a vivid inner life."
ポリシー
New Sam Bankman-Fried trial would be huge waste of court’s time, judge says
Ars Technica
FTX fraudster came out as Republican, then tried to claim Biden's DOJ targeted him.
ツール6件
ツール
Amazon’s cloud business is surging — and so is its capital spending
TechCrunch AI
The e-commerce giant is making more money than expected from AWS but it's also spending a lot, and will continue to do so in the near term, its chief executive said.
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.

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