AP2 Shopping Agent Implementation

Before writing code

Fetch live docs:

1. Fetch https://ap2-protocol.org/specification/ for Shopping Agent responsibilities
2. Web-search site:github.com google-agentic-commerce AP2 samples roles shopping_agent for reference implementation
3. Web-search site:github.com google-agentic-commerce AP2 samples python src roles for source code structure
4. Fetch SDK docs for agent framework classes (Google ADK)

Conceptual Architecture

What the Shopping Agent Does

The Shopping Agent (SA) is the primary orchestrator of AP2 transactions. It acts as the user's representative, coordinating between all other roles: