.. include:: /Includes.rst.txt .. _glossary: ======== Glossary ======== AI provider External service that processes prompts and returns responses (for example OpenAI, Gemini, Anthropic, Mistral). Model Specific AI model identifier within a provider. Embedding Numeric vector representation of text used for similarity and semantic tasks. Request orchestration The process of building payloads, sending requests, and parsing responses. Basic Auth HTTP authentication using username and password, encoded as `Authorization: Basic ...`. Cache Local storage used to reduce repeated API calls and improve response times. Service layer Internal reusable classes used by other extensions rather than direct frontend output.