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More →The VVIX volatility index stands at 97.15 points.
CoinWorld US stock data: The VVIX volatility index closed at 97.15 points. Compared with the same-caliber snapshot 24 hours earlier, it fell 9.78 points; compared with the same-caliber snapshot 7 days earlier, it rose 11.77 points.
Amadeus partners with Nvidia to develop AI flight search service
Coin World news, Cailian Press, October 21: Global travel distribution system Amadeus has partnered with Nvidia to develop an AI-driven flight search service.
AXISUSDT perpetual contracts are now listed in the Innovation Zone, supporting leverage of up to 20x.
According to CoinWorld news, the AXISUSDT perpetual contract has officially launched on Bybit's Innovation Zone and is now open for trading with support for up to 20x leverage. The underlying asset of this contract is Axis Robotics (AXIS), the settlement asset is USDT, the minimum price precision is 0.0001, the funding rate cap is 2.5%, funding fees are settled every 4 hours, and trading hours are around the clock. Please note that because the AXISUSDT contract is listed in the Innovation Zone, its fees will be higher than those of other contracts. Bybit reserves the right to adjust the listing time and parameters of each contract at its own discretion. If you have any questions, please feel free to contact customer support at any time.
Grayscale expands in-kind subscription service to cover BTC, ETH, SOL, and other products.
According to CoinWorld news, Grayscale has announced the expansion of its in-kind subscription service, allowing eligible investors to directly deliver digital assets in exchange for shares in Grayscale products, without the need to first sell digital assets for fiat currency and then subscribe with cash.
BTC contract long/short account ratio (October 21, 2026, 20:00) is 1.3
CoinWorld data: The BTCUSDT 4-hour long/short account ratio is 1.3, with more net long accounts than net short accounts. Compared with the same-caliber snapshot 24 hours ago, it is down 0.5091; compared with the same-caliber snapshot 7 days ago, it is down 0.0273.
Grayscale launches in-kind investment feature, with 10 crypto ETPs supporting direct asset-to-share exchange.
Cointime news: Grayscale has announced the launch of an in-kind investment feature, allowing investors to contribute eligible digital assets directly in exchange for shares in Grayscale products. Products currently supporting this feature include GAVA, BTC, GLNK, ETH, GDOG, HYPG, GSOL, GSUI, GXRP, and ZCSH.
Grayscale launches a digital asset in-kind investment service, allowing direct exchange of digital assets for product shares.
CoinWorld news: Grayscale has announced the launch of an in-kind digital asset investment service, allowing eligible investors to exchange digital assets directly for shares in Grayscale products without first converting cryptocurrency into cash. The service currently covers 10 products, involving BTC, ETH, SOL, AVAX, LINK, DOGE, HYPE, SUI, XRP, and ZEC. Grayscale stated that this mechanism helps reduce the burden of self-custody and potential transaction costs for investors, and incorporates digital assets into traditional portfolio management.
Tether leads the seed funding round for Bolivian fintech company Peso.
CoinWorld news, Tether announced that it led the pre-seed funding round of Bolivian fintech company Peso. The funds will be used to expand local fiat on-ramp and off-ramp channels in Bolivia, Brazil, Colombia, and Argentina, and to advance the construction of a merchant payment collection network and virtual account infrastructure. Peso offers USDT accounts that support savings, spending, investment, and cross-border transfers. It has already integrated USDT food delivery payments on the Bolivian digital services platform Yango, and connects to the local banking system through QR codes and an automated clearing system. The funding amount was not disclosed.
OpenAI has partnered with PerturbAI and Scripps Research to analyze brain cell data.
OpenAI announced a collaboration with PerturbAI and Scripps Research, using thousands of GPT-Rosalind-based AI agents to analyze experimental data from millions of mouse brain cells within 32 minutes, identifying potential associations between genetic perturbations and cellular responses, and combining scientific literature to propose new research leads. OpenAI said that if humans were to carry out the same scale of analysis and literature review item by item, it would be expected to take months to a year. In blind comparison tests, human experts preferred the reports generated by multiple agents over single-agent reports in 75% of cases. The research also proposed a potential link between cholesterol regulation and neurodegenerative diseases, and the related hypothesis still requires subsequent experimental validation.
Banzai International: The company will repurchase 1.7 million warrants for $1.5 million.
Banzai International has filed with the SEC to repurchase 1.7 million warrants for $1.5 million, according to Reuters.