Password Strength

Security REST API MCP

Estimate password strength using character-class entropy. Returns a 0–4 score, a descriptive label, and actionable feedback. NOT a substitute for a full dictionary check (zxcvbn) — this is fast and offline-safe.

This page documents the HTTP endpoint POST /api/tools/password-strength/execute. See the MCP reference →

Use in the browser View as Markdown

Call it over REST

POST https://api.findutils.com/api/tools/password-strength/execute · no API keys · 60 requests/min per IP

Execute — verified arguments

curl -X POST https://api.findutils.com/api/tools/password-strength/execute \
  -H "Content-Type: application/json" \
  -d '{
    "password": "abc123"
  }'

Parameter schema for this endpoint

curl https://api.findutils.com/api/tools/password-strength

Interactive docs · OpenAPI 3.1 spec · All REST tools

Input schema

Argument	Type	Required	Description
password	string	yes	The password to evaluate.

Example arguments (verified)

{
  "password": "abc123"
}

Also an MCP tool

Claude, Cursor, and any MCP client can call this tool as findutils:password_strength after one connect command.

Connect once

claude mcp add findutils --transport http https://mcp.findutils.com/

Open the MCP reference for Password Strength →

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