regex

About regex

Use regex with your agent

claude mcp add regex -- npx -y @rog0x/mcp-regex-tools

{
  "mcpServers": {
    "regex": {
      "command": "npx",
      "args": [
        "-y",
        "@rog0x/mcp-regex-tools"
      ]
    }
  }
}

Frequently asked questions

What is regex?

regex is an MCP (Model Context Protocol) server by rog0x in the Autonomous Agents category. Regex test, explain, replace patterns for AI agents

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

Install regex from its npm package (@rog0x/mcp-regex-tools) 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 regex open source?

Yes — the source code is public at github.com/rog0x/mcp-regex-tools.

Can AI agents pay to use regex?

Not yet through Loomal — regex 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.