Transaction Categorizer Table of Contents - Overview - Input contract - Workflow - Taxonomy - Rule format - Confidence and audit - Output contract - Guardrails Overview A transaction is just a string and a signed . This skill turns that into a clean , a + , an boolean candidate, and a confidence. It applies rules first (cheap, deterministic) and only falls back to LLM inference for the residual. It also produces learned rules — when a confident classification matches a clear merchant pattern, propose a new rule for the rule table so future identical transactions match for free. Input contract…