Recent News on Cryptocurrency, Blockchain, and Finance | Yellow

Researchers bypassed safeguards in two Kimi models, prompting a Moonshot review and new questions about AI jailbreak defenses.

Sequoia Capital and Wellington Management are in talks to lead a roughly $1 billion Kalshi round at a $40 billion valuation.

A fresh warning from the Big Short investor targets OpenAI and Anthropic IPOs amid a $42B loss, huge spending and safety concerns.

Working with Ripple, Brazilian depository CSD BR is mirroring BTG Pactual fund ownership on the XRP Ledger but keeps its official books.

Trading activity has shifted sharply toward altcoins, but futures concentration and exchange inflows are raising fresh durability concerns.

A DevDay warning ties OpenAI’s IPO plans to stronger model safeguards while public-market pressure becomes part of the safety debate.

A 17,000 ETH purchase by BitMine lands as Ethereum approaches a key 0.03 ratio against Bitcoin after a dominant Q3.

OpenAI has launched GPT-6.1 Sol, a model priced at one-fifth of GPT-6 Astra with cached input costs of $0.10 per million tokens, available to Plus users now.

Eleven weeks of U.S. spot ETF inflows and a $188M weekly surge are keeping Solana’s $150 upside target in focus above $120.

A recovery above key moving averages has put Bitcoin near $84K, while $90K resistance and improving aSOPR define the next test.