Get Blockchain Insights from Chat using GPT-4 and Nansen MCP

This workflow contains community nodes that are only compatible with the self-hosted version of n8n. How it works This workflow listens for an incoming chat message and routes it to an AI Agent. The agent is powered by your preferred Chat Model (such as OpenAI or Anthropic) and extended with the Nansen MCP tool, which enables it to retrieve onchain wallet data, token movements, and address-level insights in real time. The Nansen MCP tool uses HTTP Streamable transport and requires API Key authentication via Header Auth. Read the Documentation: https://docs.nansen.ai/nansen-mcp/overview Set up steps Get your Nansen MCP API key Visit: https://app.nansen.ai/account?tab=api Generate and copy you

Help me set up the n8n workflow "Get Blockchain Insights from Chat using GPT-4 and Nansen MCP" (https://n8n.io/workflows/6303). It uses: AI Agent, OpenAI Chat Model, MCP Client Tool. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.