美团又上新模型，8个Thinker齐开工，能顶个诸葛亮？

Core Insights - The article discusses the latest advancements in AI models, specifically focusing on Meituan's LongCat-Flash-Thinking-2601, which features 560 billion parameters and is built on an innovative MoE architecture [1][41][62] - The model introduces a Heavy Thinking Mode that allows for simultaneous multi-path reasoning, enhancing the reliability and comprehensiveness of conclusions [4][48][62] - LongCat-Flash-Thinking-2601 demonstrates significant improvements in agent capabilities, achieving top performance in various benchmark tests and showing enhanced generalization in out-of-distribution (OOD) scenarios [6][62] Model Features - LongCat-Flash-Thinking-2601 employs a Heavy Thinking Mode that activates eight independent thinkers to explore different reasoning paths, thereby reducing errors and improving answer quality [4][48][50] - The model's architecture supports parallel thinking and iterative summarization, allowing for a broader and deeper exploration of complex problems [41][50] - A new evaluation method for agent model generalization has been introduced, which generates complex tasks based on given keywords, enhancing the model's adaptability to unknown scenarios [8][10][11] Performance Testing - Real-world testing of the model showed its capability in logical reasoning tasks, where it effectively utilized the Heavy Thinking Mode to arrive at reliable answers through collaborative reasoning [12][15][16] - The model's programming abilities were tested by generating games like Flappy Bird and Conway's Game of Life, showcasing its versatility despite the high computational cost of using multiple thinkers [26][32][32] - In a comparative analysis with Claude 4.5 Opus, LongCat-Flash-Thinking-2601 achieved a 100% standard coverage rate, outperforming its competitor in handling complex tool dependencies [38][62] Technological Innovations - The model incorporates advanced techniques such as environment scaling and multi-environment reinforcement learning, which enhance its training and performance in diverse scenarios [41][51][53] - LongCat's training process includes the introduction of noise to improve robustness, allowing the model to perform well in real-world conditions that are often imperfect [60][62] - The upcoming LongCat ZigZag Attention mechanism aims to support a context of up to 1 million tokens, further expanding the model's capabilities [63] Development Timeline - Meituan's AI model development has been rapid, with consistent updates since its initial launch in September 2025, focusing on enhancing response speed, logical reasoning, and multi-modal capabilities [65][67] - The company aims to create a model that can effectively solve real-world problems, aspiring towards a future where "model as a service" becomes a reality [68]