MCP SERVER

Nansen MCP

MCP server for Nansen onchain intelligence across 25+ chains: wallet labels, token flows, DEX trades and PnL; authenticates with a NANSEN-API-KEY header.

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About Nansen MCP

MCP server for Nansen onchain intelligence across 25+ chains: wallet labels, token flows, DEX trades and PnL; authenticates with a NANSEN-API-KEY header. Details were read from the publisher’s repository; nothing was installed or executed.

How to connect

What is the endpoint and how does it run?

Hosted remote server over Streamable HTTP at https://mcp.nansen.ai/ra/mcp.

How do I add Nansen MCP to Claude Code, Cursor or Claude Desktop?

One command, any client (npm)

npx ruagentic add nansen-mcp

Claude Code

claude mcp add --transport http nansen https://mcp.nansen.ai/ra/mcp

Cursor, Windsurf and other clients that accept a URL (mcp.json)

{
  "mcpServers": {
    "nansen": {
      "url": "https://mcp.nansen.ai/ra/mcp"
    }
  }
}

Claude Desktop (claude_desktop_config.json, via the mcp-remote bridge)

{
  "mcpServers": {
    "nansen": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://mcp.nansen.ai/ra/mcp"
      ]
    }
  }
}

Snippets are generated from the published endpoint; the server name nansen is only a label you can change. Add the credentials the publisher documents.

Project website Documentation

REMOTE ENDPOINThttps://mcp.nansen.ai/ra/mcpUse this URL in a compatible client. Follow the provider’s authentication instructions.

Questions and answers

What is Nansen MCP?

Nansen MCP is an MCP server in the Finance category. MCP server for Nansen onchain intelligence across 25+ chains: wallet labels, token flows, DEX trades and PnL; authenticates with a NANSEN-API-KEY header.

How do I connect to Nansen MCP?

Hosted remote server over Streamable HTTP at https://mcp.nansen.ai/ra/mcp. The listing page has ready-made snippets for Claude Code, Cursor and Claude Desktop.

Where is Nansen MCP published?

Its homepage is https://docs.nansen.ai/mcp/overview. RUAGENTIC read these details from Publisher documentation on September 9, 2026 and did not install or run the project.

Sources and checks

View the source

Source information collected September 9, 2026.

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