LLM开源2.0大洗牌：60个出局，39个上桌，AI Coding疯魔，TensorFlow已死

Core Insights - Ant Group's open-source team unveiled the 2.0 version of the "2025 Large Model Open Source Development Ecosystem Panorama" at the Shanghai Bund Conference, showcasing significant changes in the open-source landscape [2][4][10] Group 1: Ecosystem Changes - The updated panorama includes 114 projects, a decrease of 21 from the previous version, with 39 new projects and 60 projects that have exited the stage, including notable ones like TensorFlow, which has been overtaken by PyTorch [4][5] - The overall trend indicates a significant reshuffling within the ecosystem, with a median age of only 30 months for projects, highlighting a youthful and rapidly evolving environment [5][10] - Since the "GPT moment" in October 2022, 62% of the projects have emerged, indicating a dynamic influx of new entrants and exits [5][10] Group 2: Project Performance - The top ten most active open-source projects reflect a focus on AI, LLM, Agent, and Data, indicating the primary areas of interest within the ecosystem [7][9] - The classification framework has evolved from broad categories to more specific segments, including AI Agent, AI Infra, and AI Data, emphasizing the shift towards an "agent-centric" era [10][19] Group 3: Contributions by Region - Among 366,521 developers, the US and China contribute over 55%, with the US leading at 37.41% [10][12] - In specific areas, the US shows a significant advantage in AI Infra and AI Data, with contributions of 43.39% and 35.76% respectively, compared to China's 22.03% and 21.5% [12][14] Group 4: Methodological Evolution - The methodology for selecting projects has shifted from a known starting point to a broader approach that captures high-activity projects, increasing the threshold for inclusion [15][18] - The new methodology aligns with Ant Group's goal of providing insights for internal decision-making and guidance for the open-source community [15][18] Group 5: AI Agent Developments - The AI Agent category has evolved into a structured system with various specialized tools, indicating a transition from chaotic growth to systematic differentiation [19][21] - AI Coding has expanded its capabilities, covering the entire development lifecycle and supporting multimodal and context-aware functionalities [23][27] Group 6: Market Trends - The report predicts significant commercial potential in AI Coding, with new revenue models emerging from subscription services and value-added features [24][27] - Chatbot applications have seen a peak but are now stabilizing, with a shift towards integrating knowledge management for long-term productivity [28][30] Group 7: Infrastructure and Operations - The Model Serving segment remains a key battleground, with high-performance cloud inference solutions like vLLM and SGLang leading the way [42][45] - LLMOps is rapidly growing, focusing on the full lifecycle management of models, emphasizing stability and observability [50][52] Group 8: Data Ecosystem - The AI Data sector appears stable, with many projects originating from the AI 1.0 era, but is facing challenges in innovation and engagement [58][60] - The evolution of data infrastructure is anticipated, moving from static repositories to dynamic systems that provide real-time insights for models [60][61] Group 9: Open Source Dynamics - A trend towards customized open-source licenses is emerging, allowing for more control and flexibility in commercial negotiations [62][63] - The landscape of open-source projects is being challenged, with some projects operating under restrictive licenses, raising questions about the definition of "open source" [62][63] Group 10: Competitive Landscape - The competitive landscape is marked by a divergence between open-source and closed-source models, with Chinese projects flourishing while Western firms tighten their open-source strategies [67][68] - The introduction of MoE architectures and advancements in reasoning capabilities are becoming standard features in new models, indicating a shift in focus from scale to reasoning [69][70]