ChemCP

About ChemCP

Use ChemCP with your agent

claude mcp add chemcp -- npx -y chemcp

{
  "mcpServers": {
    "chemcp": {
      "command": "npx",
      "args": [
        "-y",
        "chemcp"
      ]
    }
  }
}

Frequently asked questions

What is ChemCP?

ChemCP is an MCP (Model Context Protocol) server by scottmreed. MCP App that renders 2D molecular structures from SMILES using RDKit.js

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

Install ChemCP from its npm package (chemcp) 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 ChemCP open source?

Yes — the source code is public at github.com/scottmreed/chemcp, with 1 GitHub stars.

Can AI agents pay to use ChemCP?

Not yet through Loomal — ChemCP 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.