token-lens

About token-lens

Use token-lens with your agent

claude mcp add token-lens -- npx -y token-lens-mcp

{
  "mcpServers": {
    "token-lens": {
      "command": "npx",
      "args": [
        "-y",
        "token-lens-mcp"
      ]
    }
  }
}

Frequently asked questions

What is token-lens?

token-lens is an MCP (Model Context Protocol) server by mdfifty50-boop in the Code Analysis category. Context window token analysis and budget management

How do I connect token-lens to Claude, Cursor, or another MCP client?

Install token-lens from its npm package (token-lens-mcp) 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 token-lens open source?

Yes — the source code is public at github.com/mdfifty50-boop/token-lens-mcp.

Can AI agents pay to use token-lens?

Not yet through Loomal — token-lens 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.