Show HN: Calybris Core, a deterministic audit engine for decisions in Rust (github.com)

Calybris Core has been introduced as a deterministic audit engine built in Rust, designed to provide a reliable decision-making framework for systems that require auditable and reproducible outcomes. Unlike typical AI/ML frameworks or trading platforms, Calybris serves as a domain-neutral primitive that processes inputs through various policy constraints to generate consistent decisions, complete with accompanying audit trails. It incorporates features such as budget verification, risk controls, and the capability to replay decisions under specified constraints, making it crucial for applications in pre-trade environments, particularly in financial contexts and large language model routing. The significance of Calybris lies in its ability to ensure decision consistency and transparency, which is essential in fields requiring strict adherence to budgets, risk limits, and latency constraints. It distinguishes itself with a focus on integer-only decision making and robust audit capabilities, utilizing features like a tamper-evident write-ahead log (WAL) and fixed-point conservation proofs. By enforcing deterministic decision processes, it lowers the risks associated with decision-making failures, thereby enhancing trust in automated systems that impact financial and operational outcomes.