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Model Context Protocol (MCP)

Model Context Protocol (MCP)

A presentation I've done for my colleagues about Anthropics MCP

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Taking Points;

Slide 1: The Rise of Intelligent Tools & the Need for Integration
Title: The Age of Intelligent Tools
Content:
Evolution of LLMs: Briefly touch upon the rapid advancements in Large Language Models (LLMs) from simple chatbots to sophisticated AI assistants capable of complex tasks (code generation, content creation, etc.). Mention key milestones like the Transformer architecture.
Explosion of Specialized AI Tools: Highlight how LLM capabilities have led to a proliferation of specialized AI tools for specific needs (data analysis, research, etc.).
The Challenge: Explain that while powerful, these tools are often disparate, creating a challenge in connecting and leveraging them effectively for comprehensive AI solutions.
Slide 2: The Integration Challenge: The M x N Problem
Title: Why a Common Platform?
Content:
The M x N Problem: Illustrate the complexity of integrating multiple AI applications/LLMs (M) with numerous external tools/systems (N). Each connection often requires custom-built integration.
Consequences of No Standardization: Discuss the drawbacks – duplication of effort, inconsistent implementations, significant maintenance burden due to differing APIs, and difficulty in scaling and adding new tools.
The Need for a Unified Approach: Introduce the idea that a standardized protocol can transform the "M x N" problem into a more manageable "M + N" scenario, where each component implements the standard once.
Slide 3: Introducing Anthropic MCP

Introduction to MCP: Start by clearly stating that MCP is an open protocol. Emphasize that its core function is to standardize how any system can provide relevant context and capabilities to AI models, particularly LLMs.
Universal Language: Explain that by creating this standard, MCP acts like a "universal language." This means AI applications don't need to learn a new way to talk to every single tool or data source; they just need to speak MCP.
The USB-C Analogy: Use the USB-C port analogy again. It's a very relatable way to explain that just as one port works for many devices, one protocol (MCP) works for many external systems, simplifying connections dramatically.
Enabling AI Actions: Detail what this connection enables the AI models to actually do.
Calling Tools: This is about action. Give examples like sending emails, updating a CRM, or running a specific script – things the AI can trigger in the real world.
Fetching Data: This is about information. Explain that AI can pull data from anywhere standardized with MCP – documents, databases, internal systems – to get the latest, most relevant information.
Interacting with Services: This is the broader point covering both actions and data exchange with various software services.
Simplifying Integration: Reiterate the key benefit: developers no longer need to build custom connectors for every single tool. They build to the MCP standard once, and their AI can potentially interact with any MCP-compliant server. This saves significant time and effort.
Promoting an Open Ecosystem: Highlight that because MCP is open, it encourages more tools and applications to adopt the standard. This creates a growing network where different AI models and tools can easily work together, fostering innovation.
Inspiration from LSP: Briefly mention the Language Server Protocol as a successful example of standardizing communication in a different domain (code editors). This provides a familiar reference point for technical audiences.
Going Beyond LSP (Agent-Centric): Explain the crucial difference. While LSP is reactive, MCP is designed for proactive, autonomous AI agents. The AI itself can decide when and how to use tools to achieve a goal, not just respond to a direct user command.
Human-in-the-Loop: Stress the importance of human control. Explain that MCP includes features to ensure users can oversee, provide input to, and approve actions taken by the AI, adding a layer of safety and control to autonomous workflows.

Slide 4: MCP Architecture: Clients, Servers, and Components
Introduction: "Now, let's look under the hood at how MCP is structured. It's built on a familiar client-server architecture, but with specific roles tailored for AI interaction."

Host Application:

"First, we have the Host Application. This is the AI application you, the user, are directly interacting with."
"Think of it as the front-end – whether it's Claude Desktop running on your computer, an AI-enhanced code editor like Cursor, or a web-based chat interface."
"Its job is to initiate connections and utilize the capabilities that MCP makes available."
MCP Client:

"Integrated within that Host Application is the MCP Client."
"This is the piece of software that speaks the MCP language. It handles the actual connection and communication with the MCP servers."
"Essentially, it translates what the Host Application needs into the standardized MCP protocol and vice versa."
MCP Server:

"On the other side, we have the MCP Server."
"These servers are what provide the context and capabilities to the AI applications."
"Each server typically acts as a gateway to a specific external resource or service. For example, you might have one server for accessing GitHub, another for interacting with a PostgreSQL database, and so on."
"They expose specific functionalities to the AI clients."
Key Server Components (Tools, Resources, Prompts):
"Servers expose capabilities through key components:"
"Tools: These are like functions or actions the AI can perform in the external world. If the AI needs to send an email or run a database query, it uses a Tool provided by the server."
"Resources: These represent access to data. If the AI needs to read a file, get information from a CRM, or fetch data from a cloud service, it accesses a Resource."
"Prompts: These are pre-defined instructions or templates. They help guide the AI on how to effectively use the Tools and Resources offered by that specific server."
Transport Layer:

"Finally, the Transport Layer is the communication channel between the Client and the Server."
"MCP supports different ways to communicate depending on the setup."
"STDIO (Standard Input/Output): This is commonly used for local integrations, where the server is running directly in the same environment as the client application."
"HTTP+SSE (Server-Sent Events): This is used for remote connections, allowing the client and server to communicate over a network using standard web technologies – HTTP for requests and Server-Sent Events for the server to stream responses back to the client."
Transition: "This architecture allows for a modular and flexible system, enabling AI applications to connect to a wide variety of external services in a standardized way."
Slide 5:
SKIP

Slide 5 (Combined): Powering Innovation: Use Cases, Benefits, and the Future
(Focusing on Key Use Cases section)
Introduction to Use Cases: "Let's look at some concrete examples of how MCP is already powering innovation and what becomes possible when AI can connect to the world."

Enhanced AI Assistants:

"Imagine your AI assistant not just having general knowledge, but being able to access your specific files, browse the web in real-time, or interact with applications on your desktop."
"MCP allows this direct connection, making AI assistants far more personalized and helpful by giving them access to your immediate context."
AI-Powered Development Tools:

"For developers, MCP means AI can integrate directly with your workflow."
"It can connect to your code repositories, project management boards, and documentation."
"This enables AI to provide smarter code suggestions based on your project, help debug by looking at logs, or even streamline tasks like creating tickets – all within your IDE."
Seamless Data Integration:

"One of the biggest challenges is getting AI to work with your existing data silos."
"MCP provides a standardized way for AI models to access and analyze data from diverse sources like databases, cloud storage, or SaaS applications without needing complex, one-off integrations for each."
"This unlocks the ability for AI to derive insights from a much wider range of information efficiently."
Workflow Automation:

"Moving beyond single interactions, MCP is crucial for building truly autonomous AI agents."
"These agents can perform complex, multi-step tasks by strategically calling and chaining together multiple tools and services through the standardized MCP interface."
"Think of an agent that can fetch data, analyze it, generate a report, and then email it, all on its own."
Specialized Domain Apps:

"Finally, MCP allows us to tailor AI to specific industries and needs."
"By providing a standard way to connect AI with domain-specific tools and data (like financial APIs or healthcare databases), we can build highly specialized AI solutions that understand and operate within particular fields."

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Namila Bandara

May 08, 2025
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Transcript

  1. Intelligent Tools Presentation overview MCP - The USB C for

    AI MCP Architecture How MCP Works Use Cases and Benefits A Simple Demo
  2. The Rise of Intelligent Tools • Rapid evolution of Large

    Language Models (LLMs) from simple chatbots to sophisticated AI assistants. • Key milestones: Neural Networks, Transformers, powerful models like GPT and Claude. • This led to an explosion of specialized AI tools for various tasks (coding, analysis, content). • Challenge: How to connect and leverage these diverse tools effectively? (Talking Soon )
  3. • The Birth Of NLP: 1960s: MIT’s Eliza and SHRDLU

    pioneered early NLP by using rule-based methods to simulate simple human-computer conversations. • Rise Of RNNs And LSTM: 1980s-1990s: The introduction of RNNs and LSTMs allowed models to better handle sequential and long-range dependencies in text. • The Transformer Revolution: 2010s: The 2010s saw the rise of Transformers, beginning in 2017, which revolutionized NLP with scalable models and contextual understanding. • GPT And Beyond: 2020s: The 2020s marked the rapid evolution of LLMs, led by GPT-3 and tools like Hugging Face, democratizing powerful NLP capabilities. Little bit of History
  4. Why a Common Platform? (The M x N Problem) •

    Multiple LLMs (M) need to interact with various external tools/data (N). • Without a standard, each M needs custom integrations for each N (M x N problem). • Results in duplicated effort, inconsistent implementations, high maintenance burden, and difficulty scaling. • Need for a unified protocol to simplify connections (M + N).
  5. Anthropic MCP: The "USB-C" for AI • MCP is an

    open protocol standardizing communication between AI apps (LLMs) and external resources. • MCP creates a universal language for AI applications to understand and interact with external data sources and tools. • Like a USB-C port provides a universal connection for devices, MCP provides a standard interface for AI. • Enables AI models to: ◦ Call external tools: Allows LLMs to trigger specific actions in the real world, such as sending an email, querying a database, or interacting with a service API. ◦ Fetch data from various sources: Provides a standardized way for AI to access and retrieve information from different repositories, file systems, or databases. ◦ Interact with external services: Facilitates seamless communication and data exchange with a wide range of external applications and platforms. • Simplifies Integration: Eliminates the need for custom solutions for each tool by providing a single standard to build against. • Promotes an Open Ecosystem: Fosters an open, interoperable, and collaborative AI environment where different AI apps and tools can connect easily. • Inspiration (from LSP): Takes inspiration from the Language Server Protocol (LSP) for standardizing communication between editors and language tools. • Extension Beyond LSP: • Agent-Centric Execution: Supports autonomous AI workflows, allowing agents to decide on tool usage and chaining. • Human-in-the-Loop: Includes mechanisms for user oversight, data input, and action approval.
  6. MCP Architecture: Clients, Servers, and Components • Host Application: ◦

    The AI application that users interact with (e.g., Claude Desktop, AI IDEs, web chat interfaces). ◦ Initiates connections and leverages the capabilities exposed via MCP. • MCP Client: ◦ Integrated within the Host Application. ◦ Handles communication with MCP servers. ◦ Translates between the host's needs and the MCP protocol. • MCP Server: ◦ Provides context and capabilities to AI applications. ◦ Acts as a gateway to specific external resources (e.g., a server for GitHub, a server for a database). ◦ Each server typically focuses on integrating one or a set of related external services. ▪ Tools: Functions for LLMs to perform actions (e.g., query database, send email). ▪ Resources: Access to external data sources (e.g., files, databases). ▪ Prompts: Predefined instructions to guide LLM tool/resource usage. • Transport Layer: ◦ The communication mechanism between Clients and Servers. ▪ STDIO (Standard Input/Output): Used primarily for local integrations where the server runs in the same environment as the client. ▪ HTTP+SSE (Server-Sent Events): Used for remote connections, with HTTP for requests and SSE for streaming responses and updates from the server.
  7. MCP Ecosystem: Clients and Servers • Rapid Adoption: Since late

    2024, MCP has seen rapid adoption, creating a diverse ecosystem connecting LLMs to external tools. • MCP Clients: • AI applications that interact with users and initiate connections. • Examples: ◦ Claude Desktop ◦ Code Editors/IDEs (VS Code,Zed, Cursor, Continue, Sourcegraph Cody) ◦ Frameworks/Platforms (Firebase Genkit, LangChain adapters, Superinterface) • MCP Servers: ◦ Provide context and capabilities, acting as gateways to external resources. ◦ Include reference servers, official integrations, and community servers. ◦ Examples: ▪ Reference Servers: Maintained by MCP contributors, they demonstrate core functionality and serve as implementation examples. ▪ Official Integrations: Backed by tool-owning companies, these production-ready connectors are ready for immediate use. ▪ Community Servers: Maintained by enthusiasts, they reflect a broader range of needs and highlight how standardization fosters innovation and adoption. ◦ Available on : https://github.com/modelcontextprotocol/servers
  8. How MCP Works: Protocol Handshake • Initial Connection: ◦ When

    an MCP client (in the host application like Claude Desktop) starts up, it connects to configured MCP servers. • Capability Discovery: ◦ The client asks each connected server what it can do (available tools, resources, prompts). • Registration: ◦ The client registers these capabilities, making them known and available for the AI model to potentially use during user interactions.
  9. How MCP Works: From User Request to External Data Scenario:

    User asks Claude, "What's the weather like in San Francisco today?" 1. Need Recognition: Claude analyzes the request and identifies the need for external, real-time data. 1. Capability Selection: Claude determines that an MCP capability (specifically, a weather tool) is needed. 1. Permission Request: The MCP client prompts the user for permission to access the external tool/resource. 1. Information Exchange: Once approved, the client sends a standardized request to the appropriate MCP server. 1. External Processing: The MCP server executes the necessary action (e.g., calls a weather API). 1. Result Return: The server sends the requested information back to the client in a standardized format. 1. Context Integration: Claude incorporates this new information into the conversation context. 1. Response Generation: Claude generates the final response to the user, including the real-time weather data.
  10. MCP Use Cases • Enhanced AI Assistants: By accessing local

    files, web browsers, and desktop applications, AI assistants can provide more personalized and contextually relevant help. • AI-Powered Development Tools: Integration with code repositories, project management systems, and documentation sources allows AI to offer smarter code suggestions, assist with debugging, and streamline development workflows. • Seamless Data Integration: Enables AI models to easily access, analyze, and derive insights from data stored in databases, cloud storage, and various SaaS applications without complex custom connectors. • Workflow Automation: Allows for the creation of autonomous AI agents capable of performing complex, multi-step tasks by strategically calling and chaining together various tools and services via MCP. • Specialized Domain Apps: Provides a standard way to connect AI with tools and data specific to particular industries (like finance or healthcare), enabling the development of highly tailored AI solutions.
  11. Benefits and Future • Benefits: ◦ Simplified development: Write once,

    integrate multiple times without rewriting custom code for every integration ◦ Flexibility: Switch AI models or tools without complex reconfiguration ◦ Real-time responsiveness: MCP connections remain active, enabling real-time context updates and interactions ◦ Security and compliance: Built-in access controls and standardized security practices ◦ Scalability: Easily add new capabilities as your AI ecosystem grows—simply connect another MCP server • Future Outlook: ◦ Growing Adoption among developers and organizations. ◦ Potential to become a foundational standard for interconnected, efficient, and innovative AI applications.
  12. References • Bejamas, “What Is the Model Context Protocol (MCP)

    and How It Works,” Descope, Apr. 07, 2025. https://www.descope.com/learn/post/mcp • Gemini Deep Research - ◦ "The AI Revolution and the Birth of Modern LLMs (2011 - 2017)," GeeksforGeeks, 15-Apr-2025. [Online]. Available: https://www.geeksforgeeks.org/history-and-evolution-of-llms/. [Accessed 07-May-2025]. ◦ P. Guo, Q. Zhang, and X. Lin, "CoEvo: Continual Evolution of Symbolic Solutions Using Large Language Models," arXiv.org, 26-Dec- 2024. [Online]. Available: https://arxiv.org/abs/2412.18890. [Accessed 07-May-2025]. ◦ "Model Context Protocol (MCP) - Anthropic API," docs.anthropic.com. [Online]. Available: https://docs.anthropic.com/en/docs/agents-and-tools/mcp. [Accessed 07-May-2025]. • “Introduction - Model Context Protocol,” Modelcontextprotocol.io, 2025. https://modelcontextprotocol.io/introduction • R. Lal, “How To Build Large Language Models (LLMs): A Definitive Guide,” IdeaUsher, Sep. 19, 2023. https://ideausher.com/blog/how-to- build-a-llm/ • C. Kelly, “Model Context Protocol (MCP) Explained,” Humanloop: LLM evals platform for enterprises, Apr. 04, 2025. https://humanloop.com/blog/mcp (accessed May 07, 2025). • Latent.Space, “Why MCP Won,” Latent.space, Mar. 10, 2025. https://www.latent.space/p/why-mcp-won (accessed May 07, 2025). • Y. Li, “A Deep Dive Into MCP and the Future of AI Tooling,” Andreessen Horowitz, Mar. 20, 2025. https://a16z.com/a-deep-dive-into-mcp- and-the-future-of-ai-tooling/ (accessed May 07, 2025).