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This guide walks you through building a chat-style workflow that lets an n8n AI Agent call Explorium’s Model Context Protocol (MCP) tools, powered by Anthropic’s Claude. You’ll end up with a flow like this:

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1. Prerequisites

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2. Create Your Flow

1

Trigger

When chat message received (built-in)
2

AI Agent

type: Tools Agent
3

Anthropic Chat Model

Claude 3.7 Sonnet
4

Memory

simple in-flow memory
5

MCP Client

calls Explorium tools
Connect the nodes just like the overview image (dotted lines = resource connections).

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3. Configure Each Node

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3.1 AI Agent configuration

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3.2 Anthropic Chat Model

  • Credential: the Anthropic account you just created
  • Model: Claude 3.7 Sonnet
  • Enable Thinking: On (optional, shows the “thinking” indicator)

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3.3 Anthropic credential

Enter your Anthropic key and test – you should see Connection tested successfully.

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3.4 MCP Client node

Fill the header fields:
  • Name: api_key
  • Value: <Enter your api key>

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4. Test It Out

1
Click Open chat at the bottom of the canvas.
2
Ask something data-centric, e.g.
  • “Who is the CMO of Snowflake?”
3
You should see the MCP Client fire Match Businesses ➜ Enrich Businesses and Claude respond with a neatly-formatted answer.

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Happy prospecting!