Spanlens MCP

About Spanlens MCP

Use Spanlens MCP with your agent

claude mcp add spanlens-mcp -- npx -y @spanlens/mcp-server

{
  "mcpServers": {
    "spanlens-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@spanlens/mcp-server"
      ]
    }
  }
}

Frequently asked questions

What is Spanlens MCP?

Spanlens MCP is an MCP (Model Context Protocol) server by spanlens in the Search category. Query Spanlens LLM observability from Cursor, Claude Desktop, or Continue via MCP.

How do I connect Spanlens MCP to Claude, Cursor, or another MCP client?

Install Spanlens MCP from its npm package (@spanlens/mcp-server) and register it under "mcpServers" in your client's MCP configuration — for example claude_desktop_config.json or Cursor's mcp.json — then restart the client.

Is Spanlens MCP open source?

Yes — the source code is public at github.com/spanlens/spanlens, with 9 GitHub stars.

Can AI agents pay to use Spanlens MCP?

Not yet through Loomal — Spanlens MCP is listed as a free directory entry. If its maintainer verifies ownership, they can set per-call USDC pricing that agents pay over x402, with settlement on Base.