OptiMind, a research model developed by Microsoft Research, is designed to streamline the often complex and time-consuming process of translating natural language descriptions of optimization problems into formal mathematical models. Most optimization workflows begin with plain text—notes, requirements, and constraints written in everyday language—before any computational solver is involved. The step of converting these descriptions into structured mathematical formulations is frequently the most time-intensive and requires significant domain expertise. OptiMind addresses this bottleneck by leveraging a specialized language model trained to automatically generate solver-ready mathematical models directly from natural language inputs. The model is now available as an experimental release on Hugging Face, enabling open source access and community-driven exploration. Researchers, developers, and practitioners can test OptiMind in the Hugging Face playground, observe how written problem statements are transformed into mathematical expressions, and integrate the model into their own workflows. By reducing the barrier to entry for advanced optimization modeling, OptiMind accelerates experimentation, iteration, and learning—whether for prototyping research concepts or building end-to-end optimization pipelines using open tools and libraries. OptiMind is particularly effective in scenarios where the challenge lies not in solving the model, but in formulating it. It shines in use cases such as rapid prototyping of new optimization ideas, educational settings, and collaborative environments where non-experts need to contribute to model development. In these situations, minimizing the formulation effort allows teams to move faster from idea to solution, increasing both speed and confidence in results. For those interested in performance, evaluation results and benchmarks are available for review. OptiMind is currently offered as an experimental model, encouraging feedback and further development from the open source community. With its ability to bridge the gap between human language and mathematical modeling, OptiMind represents a step toward making advanced optimization more accessible and efficient for a broader range of users.