Openai

OpenAI is pursuing a major private funding round at a valuation of about $1.4 trillion, excluding the new capital, after postponing its public listing plans beyond 2026. The fundraising push comes as the ChatGPT maker expands premium AI products and reports a sharply rising annualized revenue run rate.

Robinhood is moving deeper into active trading with an AI agent designed to research markets, build strategies and place trades inside customer-set limits. The platform is also preparing crypto perpetual futures for eligible U.S. users, including up to 10x leverage on bitcoin and ether.

Robinhood is rolling out new products aimed at active traders, including AI-powered agents, crypto perpetual futures and weekend trading for select U.S. stocks and ETFs. The brokerage is leaning further into crypto-style market structure as investor expectations shift toward longer hours, more automation and more ways to take risk.

ARK Invest is bringing its ARK Venture Fund onto blockchain rails through Securitize, giving eligible investors tokenized interests in a portfolio that includes OpenAI, Anthropic, Stripe and Databricks. The fund will launch first on Ethereum, with other networks potentially following as tokenization expands deeper into private markets.

December E-mini Nasdaq-100 Index futures moved sharply lower in pre-market trading as sellers pressed the AI and semiconductor trade. Technical levels weakened after the contract took out a key swing bottom and fell below its 50-day moving average.

Bitcoin advanced as technology and artificial intelligence shares came under pressure following renewed calls for slower AI development. Oil prices added another layer of market stress, with Brent crude climbing above $107 while precious metals retreated.

OpenAI says an experimental system of about 10,000 AI agents generated a proposed solution to the Navier-Stokes existence and smoothness problem in 88 hours. The claim has drawn intense attention from mathematicians, alongside questions over validation, originality, and whether related research may have influenced the model.

Jacob Coxon, a researcher who worked on pretraining at Anthropic and OpenAI, resigned with a stark warning about self-improving artificial intelligence. His claims have intensified debate over whether leading AI labs are moving too quickly, even as skeptics reject extinction scenarios.

AMC Entertainment CEO Adam Aron said the company has no connection to Robinhood’s tokenized AMC shares and does not condone the product. The dispute has put renewed focus on how stock-linked tokens are structured, marketed and understood by investors.

Nvidia and 36 other technology companies have formed the Open Secure AI Alliance to build open-source tools for defending AI systems. The move comes after a breach response exposed concerns around closed AI tools and as crypto networks remain under pressure from attacks that abuse trusted controls.

Bitcoin and other major cryptocurrencies declined after Beijing-based Moonshot AI unveiled Kimi K3, an open-weight coding model that outperformed leading closed systems on a key frontend coding leaderboard. The move pressured AI and semiconductor sentiment, reinforcing Bitcoin’s growing sensitivity to the broader AI capital spending cycle.

Global investors are lining up for major artificial intelligence infrastructure listings, with SK Hynix and CXMT preparing large offerings that underscore the scale of capital chasing semiconductors and memory chips. The rush into AI linked equities is intensifying concerns that crypto assets, including Bitcoin, could remain sidelined as liquidity concentrates in technology infrastructure.

Samsung Electronics and SK Hynix plan to pour about $518 billion into new chip facilities, a move aimed at doubling South Korea’s DRAM output and meeting surging AI demand. The scale of the investment underscores how aggressively capital is rotating into AI infrastructure just as crypto markets struggle for momentum.

Ventuals, the team behind OpenAI and Anthropic perpetual markets on Hyperliquid, is shutting down those markets and joining another ecosystem project. Trading has already halted and the contracts have settled.