Ada Support

how model context protocol (MCP) is unlocking smarter AI agents for customer service

Shantanu Kedar
Director, Product Marketing
AI & Automation | 7 min read

Generative AI is transforming customer service faster than any other part of the business. But as AI agents take on more complex tasks, one big challenge remains: how to give them the right organizational context—safely, in real time, at scale.

Enter Model Context Protocol (MCP), an emerging standard with the potential to do for AI agents what USB-C did for devices: simplify connections, unlock interoperability, and accelerate innovation.

With 85% of CX leaders planning to adopt AI this year, MCP could be the missing link that helps AI agents go from helpful to extraordinary. Here’s what you need to know.

why context is critical for AI agents

At the core of every AI agent lies a large language model (LLM). While these models have been trained on vast amounts of publicly available data from across the Internet, they have no inherent knowledge of an organization’s proprietary information, including internal data, policies, knowledge bases, and compliance frameworks.

This is by design. It protects your proprietary information from being incorporated into the model’s general training data set. However, without access to your organizations’ context, LLMs (and by extension AI agents) typically produce responses that are inaccurate, irrelevant, or misaligned with your policies and standards.

That’s why best-in-class AI agents combine LLMs with advanced context using techniques like:

  • to enrich the prompt by adding the most relevant knowledge.
  • Prompt engineering to structure model inputs effectively.
  • Real-time detection of unsafe or irrelevant customer queries to prevent inappropriate responses.
  • API integrations to enrich responses with real-time data.
  • Strict guardrails to ensure the AI strictly adheres to your internal processes and business rules.

This ensures responses are:

  • Accurate and grounded in your systems.
  • Aligned with policies and compliance.
  • Personalized and relevant to each customer.

This approach has already unlocked a wide range of use cases, and with MCP, the possibilities expand even further.

what is MCP?

MCP is an open protocol, introduced by Anthropic and now adopted by OpenAI , that standardizes how AI agents provide context to LLMs.

Think of it as the USB-C port for AI agents: a universal and standardized way to connect the LLMs to different data sources and tools, thus making it easier to feed the right context to the model. This is highly beneficial, because just like the USB-C port did for devices, the MCP will reduce the need to build custom integrations for every single data source such as CRM, billing, logistics, and more.

When a customer asks your AI agent a question, there’s often critical context needed to provide an accurate, helpful answer. MCP defines a standard way for AI agents to fetch that context—securely, reliably, and in real time.

Here’s a closer look at the flow:

  1. Customer asks a question. “Why was I charged $100 this month?” or “Can I upgrade my subscription today?”
  2. The AI agent (MCP client) identifies the missing context. Before responding, the AI agent determines that it needs specific data to accurately answer the question: billing history, current subscription, eligibility rules, etc.
  3. The AI agent (MCP client) makes a request. This request is sent to the MCP server for the appropriate data source (such as your CRM, or payment processing system, or database) via the MCP protocol. This request specifies:
    1. What type of data is needed
    2. For which customer or entity
    3. Under what permissions and access policies
  4. MCP server validates and retrieves data. The server authenticates the request, checks access controls, and securely retrieves the relevant data from the appropriate system.
  5. Data is returned to the AI agent. The MCP server sends the requested data back to the AI agent via the MCP protocol.
  6. The AI agent uses this data to ground its response. Finally, the AI agent incorporates this grounded context into the prompt it sends to the LLM, ensuring the model generates a response that accurately reflects the current reality of your business and the customer’s specific situation.

With MCP, you can plug any MCP-compliant data source into your AI agent—giving it the ability to reason and act like a true teammate , not just a generic Q&A bot.

spring product launch 2025: from tool to teammate

Experience the most human AI in action, watch live demos of an AI agent learning and adapting, and learn how leading brands scale with empathy.

Watch on-demand

why MCP matters for customer service

Exceptional CX isn’t just about answering quickly—it’s about answering quickly and correctly. Inconsistent or inaccurate responses erode trust and drive costly escalations. MCP empowers AI agents to easily leverage rich customer data and internal policies to resolve more inquiries autonomously, reduce escalations, and build greater customer trust.

Here are some of the ways MCP can empower your AI agent to take on more complex tasks—and operate like a true teammate, not just a tool.

upgrade a subscription

  • The AI agent (MCP client) will connect with the MCP server for your payment processing system (like Stripe) and pull all the available plans. MCP brings in eligibility rules, customer’s current plan, contract dates, and usage.
  • AI agent guides the customer through plan changes automatically, updates the subscription in Stripe, and confirms change.

explain a billing discrepancy

  • AI agent (MCP client) pulls the billing data from the MCP server for your payment processing system, as well as the customer profile, subscription tier, past invoices, overages, discount end dates, and so on.
  • The AI agent Provides clear explanation for charge and shares the invoice—no escalation required.

MCP and the future of AI agents

MCP represents a foundational shift for AI agents. Just as APIs unlocked the modern web by establishing a common language that allowed software systems to talk to one another, MCP could become the de facto standard for AI applications and models to leverage organization-specific data—evidenced by the emergence of companies like Stripe, Zapier, and Shopify building MCP servers.

For CX leaders, the potential is massive: adaptive flows that evolve with customer behavior, instant billing clarity, and truly personalized recommendations—delivered by AI agents that understand the full context of each interaction.

As MCP adoption grows, aligning your architecture now means you’ll be ready to deploy smarter, more grounded agents that don’t just respond—they resolve.

ready to give your AI agent smarter context?

Unlock smarter, more grounded customer service. If you’re building an MCP server, we can help you connect it to Ada. Reach out to see what's possible.

Get a demo