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VideoDB Documentation

Agent Creation Playbook

This playbook will guide you through the process of creating your own agents within the Director framework. You'll learn:
How to plan and structure an effective agent
Best practices for development and integration
Techniques for handling user communication and errors
Ways to leverage Director's powerful video processing capabilities

🏛️ Understanding the Architecture

Before diving into agent creation, let's understand how Director works as a system. Director follows a modular architecture that enables seamless interaction between users and AI-powered video processing capabilities.

System Overview

Director's architecture is designed around three core principles:
Modularity: Each component has a specific responsibility and can be developed or modified independently
Scalability: The system can handle multiple requests and complex video operations efficiently
Extensibility: New agents and tools can be easily added to expand functionality
Looking at the system architecture diagram below, you can see how these principles come together:
Director architecture (Draft 3).png

Understanding the Director Framework

Director consists of several key components working together:
Reasoning Engine: The brain of the system that:
Interprets natural language commands
Coordinates multiple agents
Maintains conversation context
Manages workflows and decision-making
Specialized workers that handle specific tasks. For example:
Finds specific content within videos
Generates preview images
Handles media uploads
Reusable functions that agents can leverage:
core functions
integrations (OpenAI, Anthropic, etc.)
External API connections (, , , etc.)
Session Management: Handles state and context across interactions

The Reasoning Engine in Detail

Director Reasoning Engine (Draft 1).png
The Reasoning Engine is the orchestrator of all agent activities. As shown in the architecture diagram, it:
Processes User Input
Understands natural language requests
Maintains conversation history and context
Determines required actions and sequence
Orchestrates Agents
Selects appropriate agents from the pool
Coordinates multiple agents for complex tasks
Manages dependencies between agent tasks
Handles Communication
Provides real-time progress updates
Manages error scenarios
Returns formatted responses to the user
Maintains State
Tracks ongoing operations
Manages session data
Ensures context persistence

Bringing It All Together

The architecture enables powerful workflows like:
A user requests a video summary through the chat interface
The Flask server processes this request and routes it to the Reasoning Engine
The Reasoning Engine coordinates multiple agents to analyze and process the video
Real-time updates flow back through WebSocket connections
The final result is presented in the video player
This architectural foundation is what makes Director so powerful. When you create a new agent, it becomes part of this ecosystem, leveraging all these capabilities to perform its tasks efficiently.

ok
With the fundamentals covered, let’s start building! 🚀

✍️ Planning Phase

The success of an agent heavily depends on thorough planning and requirements gathering. Before writing any code:
Question Everything
Compile a comprehensive list of questions across all aspects
Include edge cases and potential future requirements
Consider integration points with other agents/systems
Categorize Requirements
MUST-HAVE (v1)
- Core functionality requirements
- Essential error handling
- Basic user feedback

SHOULD-HAVE (v2)
- Enhanced features
- Performance optimizations
- Additional provider support

NICE-TO-HAVE (v3)
- Advanced customization
- Extra integration points
- Optional enhancements
Define Constraints
TECHNICAL_LIMITS = {
"max_input_length": "Clear limits",
"rate_limits": "API constraints",
"storage_requirements": "Resource needs",
"performance_expectations": "Response times"
}

Investing time in this planning phase:
Prevents scope creep during development
Ensures clear alignment with team expectations
Makes code structure more maintainable
Helps predict potential issues before they arise
Creates clear testing boundaries
Provides systematic upgrade paths for future versions

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