Multi Language Models for On-the-Fly Syntax Highlighting

ArXi:2510.04166v2 Announce Type: replace-cross Syntax highlighting is a critical feature in modern software development environments, enhancing code readability and developer productivity. However, delivering accurate highlighting in real time remains challenging for online and web-based development tools due to strict time and memory constraints on backend services. These systems must serve highlights rapidly and frequently, even when code is partially valid or invalid.