com.gumballtools/regex-explainer

up checked 2026-11-11T10:38:18.494Z

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Publisher-provided title

Regex Explainer

Publisher-provided description

Explain a regex in plain English and detect catastrophic backtracking risk.

Summary by lookupd

Explains regular expressions in plain English and flags patterns prone to catastrophic backtracking.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http regex-explainer https://regex-explainer.gumballtools.com/api/mcp

Codex, remote (streamable-http)

codex mcp add regex-explainer --url https://regex-explainer.gumballtools.com/api/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "regex-explainer": {
      "url": "https://regex-explainer.gumballtools.com/api/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Publisher-provided text

explain_regex Explain a regular expression in plain English and detect the failure modes that make patterns dangerous rather than merely wrong. Use this whenever a regex nee

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