Chapter 14

Code Examples

Production-ready implementations of MCP servers, A2A agents, and context engineering pipelines.

MCP Database Server

TypeScript MCP server exposing SQL query tools with proper schema definitions.

A2A Research Agent

Python agent with Agent Card, task lifecycle management, and async streaming.

A2A Multi-Agent Coordinator

Orchestrator that delegates tasks across specialized agents with result aggregation.

WSCI Context Pipeline

Full WSCI implementation with scratchpad, vector search, compression, and isolation.

1. MCP Database Server

A TypeScript MCP server that exposes database query capabilities as tools. Demonstrates tool schema definition and request handling.

TypeScript Hover each line for explanation

2. A2A Research Agent

A Python agent that exposes capabilities via Agent Card and handles incoming A2A tasks with proper lifecycle management.

Python Hover each line for explanation

3. Multi-Agent Coordinator

An orchestrator that delegates tasks to specialized agents and aggregates their results into coherent outputs.

Python Hover each line for explanation

4. WSCI Context Pipeline

Complete implementation of the Write-Select-Compress-Isolate framework for enterprise context management.

Python Hover each line for explanation