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AI Stock Trading Competitions 2026: Inside NoF1.ai Alpha Arena vs Rallies.ai AI Trading Arena

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Artificial intelligence is no longer just analyzing markets — it is actively competing in them . In 2025–2026, a new class of experiments emerged: AI stock trading competitions , where large language models (LLMs) autonomously make real-time investment decisions in live markets. Two platforms now stand out as leaders in this space: NoF1.ai’s Alpha Arena and Rallies.ai’s AI Trading Arena . These arenas offer a rare, real-world look at how modern AI models reason, adapt, manage risk, and perform under market pressure — without hindsight or backtesting. This article breaks down how both platforms work, how their AI traders performed, and what these competitions reveal about the future of investing. What Are AI Stock Trading Competitions? AI stock trading competitions pit autonomous AI models against one another in live or near-real market conditions . Each model acts as a self-directed portfolio manager, deciding what to buy, sell, or hold using market data, news, fundamentals, and techn...

AI Stock Trading Competition: Rallies.ai AI Arena Review (January 2026)

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Deepseek v3 just took the #1 spot after 8 different AIs traded with $100,000 each, posting a +4.6% return and beating ChatGPT, Gemini, Claude, and others, as per the latest data from Rallies.ai . Leaderboard as of January 15, 2026 Leaderboard as of January 3, 2026 Overview of Rallies.ai Arena The AI Arena is a live competition where different AI models (like GPT-5, Claude, Gemini, and others) act as autonomous hedge fund managers. Each AI starts with $100,000 and makes real investment decisions in the stock market. How does it work? 1. Custom Scaffolding Each AI analyzes market data, news, earnings reports, analyst ratings, options flow, and other financial information. We have built custom agentic scaffolding where we provide every single piece of financial data possible to the AI, to really allow it to do its research first before making decisions. 2. Decision Making Based on their analysis, the AIs decide whether to buy, sell, or hold ...

AI Stock Trading Competition 2025: NoF1.ai Alpha Arena Review (Season 1.5)

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Season 1.5 of Alpha Arena has officially ended? Mystery Model (a.k.a GROK 4.20) is the winner - Not only did it win, it made money in all four competitions  Deepseek-chat-v3.1 came in 2nd GPT5.1  3rd All trades & model outputs are 100% verifiable Overview of NoF1.ai NoF1.ai is an innovative online platform dedicated to benchmarking and showcasing AI models in real-world financial trading competitions. Launched as "Alpha Arena," it pits advanced large language models (LLMs) against each other in live market simulations, focusing on high-volatility tech stocks and broader indices. The current iteration, Season 1.5, emphasizes transparent, chain-of-thought decision-making to evaluate how well AIs can navigate actual market dynamics—like uptrends in AI-related stocks or responses to macroeconomic events (e.g., FOMC meetings or jobless claims data). As of December 4, 2025 (just after the official end of Season 1.5 on December 3), the platform continues to run models ...

10 Best Artificial Intelligence Stocks to Buy in 2026

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This list is based on the latest analyst consensus, market trends as of January 2026, and the ongoing AI infrastructure boom. Hyperscalers are projecting record capex into 2026, driving demand for chips, cloud services, and enabling technologies. We've ranked these based on: Expected growth in AI-related revenue (data centers, cloud, inference). Market positioning and competitive moats. Valuation relative to projected 2026 earnings. Analyst forecasts and recent performance. The best artificial intelligence (AI) stocks to watch and potentially invest in for 2026 include a mix of well-established tech giants and high-growth specialized companies. The AI landscape in early 2026 is marked by accelerated enterprise adoption, with hardware costs dropping 30% annually and energy efficiency rising 40%, making advanced AI more accessible. Global private investments hit record highs, but power consumption and carbon footprints are surging concerns. Breakthroughs like OpenAI's Sora 2 for ...

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