Show HN: A new, safe, programming language for LLMs and Humans to collaborate (ulanguage.org)

A new programming language, U, designed for seamless collaboration between large language models (LLMs) and human developers, has been introduced. This innovative language aims to address critical vulnerabilities often found in existing languages, such as null dereferences and capability violations, which LLMs reportedly encounter 23% and 31% of the time, respectively. The U compiler effectively mitigates these risks by enforcing a strict safety model at compile time, ensuring that developers can write robust code without the concerns of common runtime errors. U operates as a transpilation target for PHP, JavaScript, and TypeScript, transforming existing codebases into efficient, single-file binaries that are remarkably lightweight—running as fast as 70,000 requests per second while utilizing minimal system resources. This new language presents significant implications for both performance and security in the AI/ML community. U’s architecture facilitates rapid deployment across various platforms, including edge devices and cloud functions, while its automatic memory management and compile-time safety checks significantly reduce the overhead commonly associated with traditional environments like PHP-FPM and Node.js. The innovative modifier system in U allows developers to annotate functions for threading, parallel processing, and GPU computing with ease, streamlining the integration of modern computing techniques. By bridging established programming practices with advanced safety and efficiency, U positions itself as a game changer for developers looking to leverage both human and AI capabilities effectively.