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Xiaohongshu fully acquired the AI travel tool Circumference Travel's affiliated company. The latest business information shows that Xiaohongshu Technology Co., Ltd. has become the sole shareholder of Chaochao Shishi Technology (Shanghai) Co., Ltd., with former shareholder Zheng Yifan exiting. Circumference Travel provides a "one-click homework copying" feature, allowing users to paste links of notes from Xiaohongshu and public account travel guides, after which the AI can extract attractions and restaurants, generate a map route, estimate transportation time, and support collaborative itinerary modifications with friends. QuestMobile data shows that in February this year, its monthly active users reached approximately 2.49 million, a year-on-year increase of 384.7%, ranking among the top ten travel service apps, with users aged 25 to 35 accounting for 72.1%.By the end of 2025, the Circumference Travel team had stated that they would not engage in flight and hotel bookings. In September of this year, the app added features for AI querying flight, hotel, and ticket prices, allowing users to directly jump to partner platforms for booking after reviewing their itinerary, and check order status within the app. Last year, Xiaohongshu also acquired the development entity of its AI search product Diandian. Diandian is used to help users find destinations and filter activities, while Circumference Travel can organize promotional notes into executable itineraries and guide users to make bookings.

According to Lookonchain monitoring, a mysterious whale has sold a total of 694,310 HYPE over the past 5 days, worth approximately 53.27 million dollars at the time of sale.

According to The Defiant, the USDT market of the MakerDAO ecosystem lending protocol SparkLend currently has a borrowable liquidity of 11.95 million dollars, with a utilization rate maintained at around 96%. Earlier this week, the liquidity in this market tightened.In terms of interest rates, the current annualized yield for USDT depositors is approximately 6.9%, while borrowers are subject to an annualized borrowing rate of about 7.7%.

Bithumb stated that its internal mobile collaboration system DaouOffice was accessed without authorization by external parties, resulting in the theft of some personal information of customers and employees. This incident involves 6,444 customers, of which the data of 5,600 people is in an encrypted state and cannot be read, while 844 customers have confirmed that their personal information has been leaked. Additionally, the information of 715 employees and partners has also been affected.

According to an official tweet from Gaea Foundation, the decentralized AI ecosystem project GAEA announced the completion of a $3.6 million strategic round of financing on September 19, with investors including MH Venture, CGV FOF, K24 Ventures, and M2M Capital. The funds will be used to accelerate the development of GAEA's Emotional Layer, expand the global community, and promote the implementation of AI entities with emotional perception capabilities.According to the official introduction, GAEA is committed to building a decentralized ecosystem that connects humans, AI entities, data, and computing resources, with the number of users in the ecosystem exceeding 850,000.

According to The Defiant, Australian bank Westpac announced that starting in December, it will set a monthly limit of 10,000 Australian dollars on payments involving cryptocurrency for its customers, and it will not provide exemptions or arrangements for higher limits.Westpac also stated that withdrawals from cryptocurrency exchanges to Westpac accounts are not affected by this adjustment and will continue to be processed as before.

The U.S. September PCE data and the preliminary GDP for the third quarter will be released tonight at 20:30. The stickiness of inflation and the slowdown in economic growth will be key factors for the market to assess the outlook for Federal Reserve policy. If the data significantly deviates from expectations, it may trigger fluctuations in U.S. Treasury yields, the dollar, and U.S. stocks.

According to a notice from the global securities financing technology company EquiLend, Goldman Sachs has begun using its distributed ledger platform 1Source built on the Canton Network, joining the ranks of Bank of New York Mellon and National Bank of Canada.The platform aims to reduce issues such as duplicate reconciliation, inconsistent transaction records, and settlement failures between traditional financial institutions by synchronizing securities lending transactions and subsequent changes through a shared ledger. Bank of New York Mellon and National Bank of Canada started transmitting real transaction data to the platform in October 2025.

According to Reuters, the London Metal Exchange (LME), a subsidiary of the Hong Kong Stock Exchange, is exploring the tokenization of metal inventories stored in Hong Kong warehouses, making them digital assets that can be used for loan collateral and other financing activities, in line with Hong Kong's strategy to develop an international commodity trading center. LME confirmed that it is currently in the early stages of exploring the tokenization of metal inventories that have not been issued warehouse receipts.Unlike warehouse metal that already has standardized financing mechanisms, this type of inventory currently lacks mature financing channels. Insiders revealed that LME plans to hold a closed-door industry roundtable meeting in early November to discuss the plan. The Hong Kong Stock Exchange is also testing carbon credit tokenization to achieve near real-time trade settlement.

According to the market information platform Liquid247.xyz, the Hyperliquid address 0xe81309...6d74 currently holds 19,490.99 ETH long positions, with a nominal value of 45.0456 million USD.At the time of publication, ETH is quoted at 2,311.10 USD.

CryptoQuant analyst Axel Adler Jr.'s latest report indicates that the rolling distribution volume of Bitcoin long-term holders (LTH) has decreased by 22% in the past week, showing that the potential selling pressure from long-term holders has eased.However, despite Bitcoin's price remaining above the average cost basis of long-term holders, their unrealized profit margin continues to narrow. Adler points out that the distribution activity of long-term holders has weakened, but the shrinking profit buffer is still worth noting.

Solflare announced that new validators are now online. Users can now manually unstake from Solflare (Legacy) and stake to the new validators, or wait for the application update to migrate.The official team will compensate for the rewards interrupted during the migration period, with specific duration and details to be announced later.

According to The Defiant, the Monero exchange service Wagyu has confirmed a data breach, with the leaked content involving Monero exchange order records.Cybersecurity company Hudson Rock discovered that the breach includes 4,580 orders, which associate public chain recharge transactions, Monero receiving addresses, and customer IP addresses.

According to official social media news, Huobi HTX will hold a live broadcast today at 19:00 on the theme "Last 48 Hours of Earnings Week, Can BTC Hold at 80,000?"At that time, crypto KOLs such as Grace, Dr. Dinosaur, Mo City, Dog Treasure, and Zhu Erdan will gather in the live broadcast room to discuss the earnings reports of U.S. tech giants, changes in macro liquidity, and trends in the crypto market. The focus will be on analyzing the impact of earnings season on market risk appetite, the long and short game around the key level of 80,000 USD for BTC, as well as the risks and potential opportunities that the short-term market may face.

According to a report from the Beijing Daily client, the Market Supervision Administration of Haidian District, Beijing, investigated and handled the city's first illegal case of assisting pyramid schemes using blockchain and virtual currency technology, resulting in a technology company being fined and confiscated a total of over 930,000 yuan.The technology company involved is an outsourcing service provider for a certain public blockchain, offering support such as operations, market services, publicity and promotion, exchange docking, and maintenance. This public blockchain launched the "Atomic Plan" and "Hathaway Plan," which are centered around recruiting people for rebates, using the number of recruited individuals as the basis for rebates, and requiring participants to invest funds to obtain membership qualifications. Despite being aware of the pyramid scheme applications associated with this public blockchain, the involved company continued to provide technical operations, external publicity, and maintenance of virtual currency trading channels, facilitating the flow of funds and the spread of activities related to the pyramid scheme.Ultimately, the pyramid scheme activities of this public blockchain were investigated by public security authorities, the organizers were criminally detained, and the involved technology company was administratively punished with a total fine and confiscation of over 930,000 yuan for providing facilitative conditions.

Hacker News discussion thread shows that the number of new questions on the programming Q&A site Stack Overflow has fallen below 1,000 per month. The post was submitted by user babelfish and points to a public query chart from Stack Exchange Data Explorer, which has about 247 points and 223 comments.In the comments, some users indicated that the decline in the number of questions began before ChatGPT was publicly launched in November 2022, and that AI tools have accelerated the decline. Other users mentioned that the threshold for asking questions is high, the review process is strict, the community is not friendly enough to questioners, and that existing Q&A has already covered a large number of common issues.Some comments referenced logarithmic scale statistics across Stack Exchange sites, suggesting that the decline has become more pronounced since the launch of ChatGPT, and provided corresponding queries and charts as evidence.

According to Lookonchain monitoring, a certain whale sold 1.02 million SOL in the past 5 days, worth 104 million dollars.

According to The Block citing local media reports, South Korea's ruling party, the Democratic Party of Korea, will meet on Friday with representatives from the country's five major cryptocurrency exchanges: Upbit, Bithumb, Coinone, Korbit, and Gopax, to discuss whether to postpone the cryptocurrency tax originally scheduled to take effect in January 2027.The party has proposed a bill to delay the implementation until 2029, citing insufficient infrastructure and difficulties in obtaining transaction data.

The Hong Kong-listed company Ruihe Smart sold 38.76 bitcoins, worth approximately 3.1219 million US dollars, excluding transaction costs. The company intends to use the proceeds as general working capital.