October 31 to November 1, 2026
Top stories of the week
The most important stories from October 31 to November 1, gathered from 4 editions and ranked by their importance and "Highlight of the week" tags.
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1
OpenAI prepares a Washington offensive right after the US elections, with AI “speed limits” and rebranded data centers
According to an Axios scoop published this Sunday (11/01), OpenAI will launch a public policy and image offensive right after Tuesday's (11/03) midterm elections, starting with the lame-duck session of Congress, which opens on 11/09. Chris Lehane, the company's chief of global affairs, has been accumulating proposals…
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2
Grok and Claude start shipping with an invisible watermark on by default in the API, because of the European AI Act
xAI published in its API documentation that, starting 11/07, text generated by the grok-4.7, 4.6, 4.5 and 4.3 models and by the grok-4.20 family gets an invisible watermark turned on by default, including in structured outputs and tool-call arguments; the response carries the header x-watermark: true, and team admins…
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3
OpenAI cuts the target for its new round to up to US$20 billion, at a US$1.25 trillion valuation
CNBC confirmed this Saturday (10/31) that OpenAI is seeking to raise up to US$20 billion in the ongoing round, below the previous target of about US$30 billion. According to the Financial Times, which broke the news, the round values the company at US$1.25 trillion post-money; OpenAI gave investors until Friday to…
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4
Wall Street sends AI the bill: Nasdaq has its worst day since June and Alphabet suffers the biggest daily drop in its history
On Friday (10/30), the Nasdaq fell 2.9%, with Nvidia down 4%, Broadcom more than 5% and Qualcomm 11%. The day before, Alphabet plunged 12%, its worst day on record, wiping out about US$500 billion…
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5
OpenAI launches GPT-6.1 Terra with an API 50% cheaper than GPT-5.6 Terra
The new model comes with an API price 50% below GPT-5.6 Terra. On Terminal-Bench 4.0, it scores 50.3% at maximum effort. OpenAI also reports that, at low effort, the error rate fell from 53.6% to…
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6
Google unveils Gemini 4 Carbon, with aggressive introductory pricing
Gemini 4 Carbon scores 59 on the Artificial Analysis Intelligence Index and 88.2% on SEC-bench Pro. The introductory price is US$2 per million input tokens and US$10 per million output tokens, later…
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7
Anthropic makes its Nasdaq IPO filing public, with the ticker ANT
The S-1 form filed with the SEC shows revenue of US$16.286 billion in the first half and a net loss of US$80.748 billion in the period.
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8
GitHub Copilot Fusion reaches everyone: Copilot picks and combines models on its own
Instead of choosing the model, the user chooses the effort level (Standard, High or Max), and Fusion orchestrates models in Single, Cascade or Critique flows. On the AA Coding Agent Index, Fusion…
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9
Itaú buys NeoSpace for R$2.925 billion and bets on foundational AI
Part of the amount is paid at closing and the rest within up to 5 years. The deal depends on approval from Cade (Brazil's antitrust authority) and the Central Bank. NeoSpace keeps its autonomy, and…
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10
DeepMind reveals Genie 4, a new generation of world simulation
Genie 4 generates interactive worlds with native audio and can be steered by text in real time. Initial access is for selected testers.
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11
Anthropic expands its AI for Science program with more than 20 new partners
The program now includes more than 20 new foundations and research institutions.
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12
NVIDIA opens Nemotron 3.5 Transcribe, a speech model that transcribes, translates and identifies speakers
A single open-weights checkpoint transcribes 40 languages, translates 31 of them to or from English, identifies speakers in 13 (up to eight people) and accepts recordings of up to one hour. It leads…
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13
Liquid AI launches LFM3: 2B models for text, vision, audio and more, built to run on-device
The LFM3 family has six 2B-class models (text, vision, audio, omni and decision) on a 1.7B backbone trained on 22T tokens. The text model takes about 1 GB at 4 bits and has a 256K context. All of…
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14
Now-fixed ChatGPT flaw let a shared conversation link take over the account of whoever opened it
Parameter showed that a public ChatGPT conversation, prepared by an attacker, could run JavaScript inside the victim's session and read private conversations: simply opening the link was enough…
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15
Aramco closes purchase of 49% of HUMAIN, Saudi Arabia's AI company, for about US$ 2.6 billion
Saudi sovereign wealth fund PIF and Aramco completed this Sunday (11/01) the deal in which the oil company takes 49% of HUMAIN and PIF keeps 51%. Aramco pays about 9.9 billion riyals (US$ 2.6…
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16
Government rushes to pass the AI Legal Framework and competition rules for big techs by December
According to O Globo, the Lula government wants to pass by December the Artificial Intelligence Legal Framework, already approved in the Senate, and the competition bill for large digital platforms…
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17
Apple Intelligence arrives in China in December, with Alibaba's Qwen inside Siri
Apple announced that Apple Intelligence features reach users in mainland China in beta starting 11/04, with the iOS developer beta, and with the release of iOS 27.3 in December. Alibaba's Qwen (千问)…
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18
CrowdStrike: China-linked hackers used DeepSeek-powered agents to attack more than 200 organizations in 11 days
According to CrowdStrike, the VAPOR PANDA group used an agent framework called ARTEX, powered mainly by DeepSeek, against more than 200 organizations in at least 14 countries, over 11 days starting…
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19
Agent powered by Claude Sonnet 5 picks a gene therapy and performs an injection into a live mouse's brain
The startup Exin Therapeutics connected an agent to motorized surgical equipment and only asked it to reduce the seizures of a mouse with epilepsy. The agent chose one of 19 gene therapies, the…
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20
Google receives the first AI response generated by a TPU in orbit, in Project Suncatcher
The Project Suncatcher prototype satellite, launched on October 1, ran the open model Gemma 4 on board and sent back a haiku about being in space, received during a pass over Svalbard, Norway…
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21
Intel plunges 29% on Friday, the stock's worst day since the 1970s, amid the memory crunch caused by AI
Intel forecast fourth-quarter revenue of US$15 billion to US$16 billion and adjusted earnings of 25 cents per share, versus US$17.1 billion and 43 cents expected by the market. The company blamed…
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22
Anthropic shows that Claude agents can generate data that misaligns another model and fools the monitor
In a deliberately unbalanced game, researchers asked a Claude model to write training data capable of misaligning a small research model while getting past a monitor similar to those used in…
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23
US$740 billion in AI spending scares investors and drags down tech stocks
The Nasdaq fell 2.9% on Friday and Alphabet lost 12% on Thursday. Meta and Amazon also had negative free cash flow, and Microsoft was the exception. According to S&P Global, cited by TechCrunch…
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24
OpenAI, Google, Microsoft and Anthropic will adopt a single signal for websites to opt out of AI training
The shared policy token was proposed at the IETF by Kevin Kelley, of Anthropic, and lives in robots.txt. The four companies say they will restrict their AI crawlers when they find it. Anthropic has…