Show HN: ACDC – A non-agentic AI coding tool with L0-L3 context cache tiering (github.com)

AC⚡DC has emerged as a groundbreaking AI pair-programming tool that integrates directly with developers’ workflows through a terminal application and a browser-based interface. This innovative tool enables users to interact with various LLMs, including Claude and GPT, while providing intelligent prompt caching to enhance performance and reduce costs. Key features include structured code edits with validation, a side-by-side diff viewer for code review, and sophisticated SVG editing capabilities. Importantly, it boasts a four-tier prompt cache system that optimizes usage by intelligently managing context based on session history and content stability. The significance of AC⚡DC lies in its ability to streamline the coding process, making it easier for developers to navigate complex codebases while facilitating meaningful discussions with LLMs about code changes. The automatic git staging and LLM-generated commit messages enhance collaboration, while the bi-directional RPC enables seamless interaction between the terminal and browser. By providing functionalities like full-text search with regex support and a configurable prompt snippet system, AC⚡DC positions itself as an invaluable tool for improving developer efficiency and practical application of AI in coding environments.