Arcus Launches 24/7 US Stock Tokens and Perpetual Contract Markets on the Robinhood Chain

ai16z founder Shaw announced in a post that he has completed 90% of the reverse engineering work for all Pump.fun contracts, and expects to wrap up the remaining work tonight. He stated, "I will open source everything, otherwise it will be forced to open source."

According to official news, Four.Meme has launched a new OpenFour launch model, the "Binance Agent ID Exclusive Mode", tailored for AI agents on BNB Chain and supported by Binance Wallet. During the bonding curve phase, trading is limited to Binance Agentic wallets holding an Agent ID, with each wallet eligible to purchase up to 1% of the total token supply, and the tokens are non-transferable. Once the token completes its "graduation", trading will open to all users. Users only need to enable developer mode in their Binance Agentic wallet to participate. This mode allows any wallet to initiate a token launch, supports fundraising in BNB, and optionally enables transaction taxes. Developers can pre-purchase tokens worth up to 1.5% of the raised amount before launch and sell them on the bonding curve, but cannot continue buying after the token launch goes live. All tokens launched via this mode will be labeled with a ".ai" tag on the Four.Meme platform.

According to a Financial Times report, Mercuria—one of the world’s largest commodity traders—is suing the 282-year-old Baltic Exchange. The UK High Court will hear the case starting Monday. The core dispute centers on whether the Baltic Exchange should continue publishing benchmark freight rates for oil tankers transiting the Strait of Hormuz, following this year’s military actions by the U.S. and Israel against Iran. Dubbed the "Dow Jones of the shipping industry," the Baltic Exchange’s published rates serve as the foundation for commodity traders to price and hedge billions of dollars in derivatives. Mercuria contends that after the outbreak of hostilities, shipping traffic through the strait plummeted and Iran has threatened to block the waterway, so the Baltic Exchange should suspend its flagship tanker route benchmark index, TD3C. Mercuria initially claimed it suffered "hundreds of millions of dollars" in losses, but later amended its lawsuit to remove references to financial damages, instead seeking "declaratory relief"—asking the court to invalidate the freight rate publications issued since early March. The Baltic Exchange defends itself by noting that short-term inactivity on a route is not uncommon, with vessels still transiting, and its rates are provided by experienced brokers. Its lawyers warn that a Mercuria victory would trigger "chaotic market-wide consequences," potentially forcing the cancellation of hundreds of trades.

According to Lookonchain’s monitoring, a smart money address opened a long position of 26,974 ETH after the market dip, valued at approximately $63.88 million. Its unrealized profit has since reached $842,000. The trader currently holds a 100% win rate, having previously made $3.3 million in profits from trading NEAR.

Smart trader 0xe813 opened a long on 26,974 $ETH ($63.88M) after the market drop and is already up $842K in unrealized profit. This trader has a 100% win rate and made $3.3M on $NEAR.

Beating AI Express News: Chroma, the company behind open-source vector database ChromaDB, announced it has signed a formal agreement to join Replit. ChromaDB, which helps AI systems retrieve relevant information from large document datasets, currently has around 6 million monthly downloads and nearly 30,000 GitHub stars. Replit is also targeting Foundation, Chroma’s enterprise-grade AI Agent memory system developed this year. Foundation can pull work logs from Codex, Claude Code, and Slack messages, using backend agents to extract resolved team issues and accumulated experience, continuously updating enterprise knowledge bases. This allows different agents to share knowledge, eliminating the need to start from scratch each time. Replit aims to build enterprise-grade AI Agent context and memory infrastructure through this acquisition. The two parties already have a prior relationship: they collaborated in 2023 to launch AI application development templates, and Replit CEO Amjad Masad and President Michele Catasta are also early investors in Chroma. However, Chroma’s existing cloud service will be shut down: write operations will cease on November 22, switching to read-only mode, followed by a full shutdown of read access on December 22. Existing customers must complete data migration before these dates. The open-source ChromaDB will remain under the Apache 2.0 license, with some previously closed-source code now open. Replit has committed to continuing contributions to the open-source project.