Rio de Janeiro's city government model Rio3.5 beats Qwen3.7 in recent benchmarks (twitter.com)

Rio de Janeiro's city government has unveiled its advanced AI model, Rio 3.5, which has outperformed Alibaba's Qwen 3.7 in recent benchmarks. This achievement highlights a notable shift in the AI landscape, as Rio 3.5 showcases the potential of municipal initiatives and localized tech development. The increasing pace of improvement in the capabilities of such models positions them as viable alternatives to larger, proprietary systems that have dominated the field. The significance of Rio 3.5’s performance against a leading model like Qwen 3.7 lies in its implications for openness and accessibility in AI. By demonstrating that smaller, city-supported efforts can compete effectively, it encourages innovation from unexpected sources. With a robust architecture comprising 397 billion parameters, Rio 3.5 is setting new standards for efficiency and effectiveness, signaling a potential democratization of AI technology that could inspire other municipalities to pursue similar projects.