Agentic AI Reference Architecture

Knowledge & Data · Data store

Source Media Store

Data storeKnowledge & DataKnowledge & Dataarc:SourceMediaStore

A store of original non-text source assets (images, charts, audio recordings) referenced from chunk metadata for visual reasoning, citation, and playback.

Responsibility. Preserves original media so retrieved chunks can be traced back to their source assets.

Also known as: Original image store, Audio source repository

is written byis read byis read byis read byDocument Ingestor: is written byDocument IngestorSpeech Transcriber: is read bySpeech TranscriberMultimodal Context Assembler: is read byMultimodal Context Assem…Timestamped Citation Presenter: is read byTimestamped Citation Pre…
Direct neighbourhood (hover for relationship types)

Relationships

is read by dependency

is written by dependency

Design guidance

Classification

Patterns
Retrieve on text, reason on original
Quality attributes
Transparency and accountability (NIST AI RMF: accountable and transparent)Functional suitability: correctness and validity (ISO/IEC 25010 | NIST AI RMF: valid)
Risks mitigated
Visual detail lost in text conversion

Sources

  1. Ch2.7: T. Nguyen, "Multimodal RAG Approaches," in Mastering Agentic AI Systems: Guide for the NVIDIA NCP-AAI Exam, 1st ed. 2026, ch. 2.7. ISBN: 9798244538229.