Production localization translates isolated paragraphs and strings. A CI/CD pipeline diffs against the previous version and retranslates what changed — a UI string, a tooltip, a modified paragraph. Each request arrives at the LLM in isolation — without the surrounding page, without the document's full context, without any signal that this text is EU legal prose versus marketing copy. Without domain context injected at inference time, every isolated request is a fresh opportunity for terminology drift.

Retrieval Augmented Localization (RAL) closes this gap by enriching each translation request with glossary terms, brand voice rules, and locale-specific instructions at inference time — the same retrieve-inject pattern behind Retrieval Augmented Generation (RAG) .…