Diagrammatic

Design a Multi-Modal AI Assistant — System Design Interview Practice

Design a multi-modal AI assistant that processes text, images, audio, and video inputs, reasoning across modalities to answer questions, generate content, and take actions. Work through the requirements, architecture trade-offs, and an interactive design review.

Requirements and concepts to consider

  • Accept text, image, audio, and video inputsRequirement
  • Reason across multiple modalitiesRequirement
  • Generate text, image, and audio outputsRequirement
  • Maintain conversation context across modalitiesRequirement
  • Support tool use and function callingRequirement
  • Handle document understanding (PDFs, charts)Requirement
  • Provide real-time voice conversationRequirement
  • Implement safety filters across all modalitiesRequirement
  • aiConcept to explore
  • multi modalConcept to explore
  • visionConcept to explore
  • speechConcept to explore
  • llmConcept to explore
  • assistantConcept to explore
Diagrammatic — system design practice and architecture review.