Retrieval architecture

Retrieval links the indexing and assistant domains.

Data flow

flowchart LR
    Q[Current query] --> R[RetrieverProcessor]
    R --> Emb[Embedding request]
    Emb --> AI[AiConnector]
    AI --> Search[VectorSearchRequest]
    Search --> VS[VectorStoreConnector]
    VS --> Docs[RetrievedDocument list]
    Docs --> State[RetrievalState]
    State --> Builder[AnswerContextBuilder]
    Builder --> Prompt[Retrieved Context]

Retrieved documents

A retrieved document should carry:

text;
score;
title;
URL;
source type;
source identifier;
original payload metadata.

Answer context builder

The answer context builder formats selected metadata and text into a prompt section. It applies step limits and metadata field selection.