I Gave Three AI Agents One Shared Toolbox — Here’s What MCP Actually Fixes

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Building a working multi-agent research assistant with the Model Context Protocol — tested, running, and ready to fork #

Estimated reading time: 16–19 minutes

Table of Contents #

• Introduction
• Problem Statement
• Background
• Core Concepts
• Technology Deep Dive
• Architecture
• Mini Project: A Multi-Agent Research Assistant
• Implementation
• Code Walkthrough
• Testing
• Performance
• Limitations
• Best Practices
• Common Mistakes
• Production Considerations
• Future Improvements
• Conclusion
• Further Reading
• Official References

Introduction #

Picture a new engineer joining a team that uses seven different tools: Slack, GitHub, a Postgres database, an internal ticketing system, a document store, a…