AI / Large Models
OpenAI's revenue and active users fell short of internal targets, CFO worries about affording data center bills
Chip stocks like Nvidia, Oracle, and AMD fell sharply, raising market doubts about the return on investment in AI infrastructure. At the same time, OpenAI predicts that ChatGPT Plus subscriptions will plummet from 44 million in 2025 to 9 million in 2026, a decrease of 80%.
Hot Discussion: Developer community debates whether OpenAI is using cheaper subscription plans to "plug gaps" and whether this indicates the AI bubble is beginning to burst.
> Sharp Comment: When the CFO says they can't afford the bills, Sam Altman is busy signing a new contract with AWS—this is probably the Silicon Valley-style fundraising rhetoric of "crying poor while throwing a party."
OpenAI ends exclusive partnership with Microsoft, models to land on AWS Bedrock
Sam Altman and AWS CEO Matt Garman confirmed the partnership, and OpenAI will no longer exclusively use Microsoft Cloud. This means enterprise customers can directly access the GPT series models on AWS.
ChatGPT begins displaying ads in chats, full attribution chain revealed
A tech blog disclosed how ChatGPT inserts ads into conversations and tracks conversions, raising concerns in the developer community about the future of "free models = ad bombardment."
Claude Code copyright ownership controversy sparks HN: Whose code is it when AI writes it?
A legal analysis article pointed out that copyright ownership of code generated by AI programming assistants like Claude Code is still undecided, and Anthropic's terms of service are vague, with developers discussing how rights should be allocated among "employers, users, and AI companies."
Mistral teases new product "Vibe" to be released tomorrow
The official Twitter account released a mysterious image, leading the community to speculate it could be a new model or product line.
Cryptocurrency / Web3
Republican senator threatens: Block CLARITY Act unless Trump is banned from promoting cryptocurrencies
The bill was planned to be signed this month and aims to provide regulatory clarity for stablecoins and DeFi. Senators worry that the president's family is leveraging their power to promote crypto projects, constituting a conflict of interest.
> Sharp Comment: Trump's family's crypto business finally annoyed their own party—this might be the first time in history someone is threatened to be barred from legislation for "being too profitable."
Eric Trump's Bitcoin business exposed: "Investors lost, he profited massively"
A Forbes investigation revealed that Eric Trump profited from Bitcoin investments through associated companies, while ordinary investors suffered significant losses.
Polymarket exposed for data breach, over 300,000 user information suspected leaked
The hacker group xorcat claimed to have obtained Polymarket user data, and the platform has not yet officially responded.
Syndicate attacked, SYND token plummets 36%
The attack was related to a Commons cross-chain bridge vulnerability, further exposing the security weaknesses of DeFi infrastructure.
Chips / Hardware
Nvidia executive: Current AI computing costs far exceed labor costs
This contrasts with the narrative of "AI replacing humans to save costs," implying that current AI deployments may not be economically viable.
AMD all-architecture AI acceleration plan Hipfire development update: covering RDNA 1-4 and Strix Halo
The developer community expresses concern over AMD’s progress in local AI inference, believing it may challenge Nvidia's monopoly in consumer-grade AI hardware.
Intel Arc Pro B70 review released
Puget Systems testing shows that the graphics card performs adequately under professional workloads but has not shaken Nvidia's position in the creator market.
Technology Companies
Baidu announces major personnel reshuffle: professional and managerial tracks fully opened below middle management level
Interpreted as a reform signal to address organizational rigidity and talent loss, discussions on Zhihu focus on whether this will become a trend for large companies.
Ghostty terminal emulator announces departure from GitHub
HashiCorp co-founder Mitchell Hashimoto stated in a post that GitHub "is no longer a place for serious work," criticizing its security vulnerabilities and product direction. Previously, GitHub was just reported to have a RCE vulnerability CVE-2026-3854.
Hot Debate: The developer community is split, with some agreeing on the decline in GitHub's quality, while others see it as "rich people's complaints."
Microsoft issues emergency update for ASP.NET threats on macOS and Linux
Cross-platform security vulnerabilities raise concerns, reminding developers to patch in a timely manner.
IBM's 1979 training manual goes viral: In the AI era, we are repeating debates from 40 years ago
The discussion in the manual about "computer-aided decision-making" is strikingly similar to today's AI ethics controversies, leaving the community reflecting on technological advancements but unchanging human nature.
U.S. Stocks
Berkshire’s cash reserves reach a record high of $373.3 billion, while the market continues to rise, he remains inactive
Value investors interpret this as a sign of "overheated stock market," while Reddit retail investors joke that "the old man is about to bottom out again."
Microsoft stock fluctuates after earnings report
Specific data has not been disclosed, but community discussions focus on cloud business growth and AI investment returns.
Robinhood users share experiences: Accounts were "robbed"
The platform's controversial operations have sparked user dissatisfaction, with some questioning the order execution mechanism.
Baidu down over 3% intraday: China suspends new self-driving license issuance after Baidu's autonomous driving system malfunctioned
Signals of tightened regulation raise market concerns that the commercialization process of autonomous driving may slow down.
Finance / Macroeconomics
UAE announces withdrawal from OPEC on May 1
Oil prices rose sharply, BP's first-quarter profits doubled and exceeded expectations. Wall Street discusses the long-term impact of diminished OPEC control on energy stocks and the macro economy.
> Sharp Comment: OPEC is like an old-age club, with members leaving one by one to work independently—after all, no one wants to listen to Saudi Arabia's orders.
China to implement zero tariffs on all countries that establish diplomatic relations in Africa starting May 1
Zhihu hot discussions focus on which African products will enter daily life and how this will promote the "Belt and Road" strategy.
Ackman's Pershing Square IPO and placement financing of $5 billion
The hedge fund giant returns to the public market; institutional investors are keen on its investment portfolio and market strategy.
[Bloomberg]
New Products / New Trends
Thousands of RobotEra L7 humanoid robots to be deployed in over 10 logistics centers for sorting tasks
Videos show robots smoothly completing transport and sorting, leading the community to discuss whether humanoid robots are finally reaching a turning point in large-scale application.
PlayStation adds a 30-day DRM check for all newly purchased PS4/PS5 digital games
Players are concerned that this is an erosion of digital ownership, sparking jokes that "what you buy is not ownership, rentals are the future."
Counterpoint predicts that by 2030 nearly half of smartphones will support satellite connectivity
Satellite communications are shifting from high-end flagship devices to mid-range models, with emergency communication and remote area cover becoming new selling points.
Today's Hidden Line
OpenAI's earnings report anxiety, Buffett's cash accumulation, Nvidia executives acknowledging high AI costs—these three things point to the same story: the AI frenzy is facing reality checks. Meanwhile, the Trump family's crypto business has annoyed the Republican Party insiders, the UAE's exit from OPEC weakens the energy alliance, and the power games in the digital world and geopolitical struggles in the real world are fragmenting at an accelerated pace. Investors are waiting for signals, regulators are drawing red lines, while the real products (humanoid robots, satellite phones) are quietly landing—bubbles and value are showing down at the same table.
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