Server data from the Official MCP Registry
Password strength scoring with entropy, crack time estimation, common password detection. x402.
About
Password strength scoring with entropy, crack time estimation, common password detection. x402.
Remote endpoints: sse: https://password-strength.api.klymax402.com/mcp
Security Report
Valid MCP server (1 strong, 0 medium validity signals). 5 known CVEs in dependencies Imported from the Official MCP Registry. Trust signals: trusted author (146/150 approved).
1 tool verified · Open access · 5 issues found
Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.
Permissions Found in Source Code
Found by scanning the linked source code. This listing connects to a hosted endpoint, so none of this runs on your machine: it describes what the server software does where it is hosted.
How to Connect
Remote Plugin
No local installation needed. Your AI client connects to the remote endpoint directly.
Add this to your MCP configuration to connect:
{
"mcpServers": {
"io-github-br0ski777-password-strength": {
"url": "https://password-strength.api.klymax402.com/mcp"
}
}
}Documentation
View on GitHubFrom the project's GitHub README.
Password Strength Analyzer API
Password strength analyzer with entropy calculation and crack time estimation. Pay-per-call via x402 (USDC on Base L2) -- no API key, no signup, no rate-limit wall.
Part of the klymax402 marketplace -- 100 x402 micropayment APIs for AI agents, one wallet, USDC on Base.
Quickstart -- MCP
Add to your MCP client config (Claude Desktop, Cursor, ElizaOS, etc.):
{
"mcpServers": {
"password-strength": {
"url": "https://password-strength.api.klymax402.com/mcp"
}
}
}
Quickstart -- HTTP (x402)
curl -X POST "https://password-strength.api.klymax402.com/api/check" \
-H "Content-Type: application/json" \
-d '{"password":"..."}'
# -> 402 Payment Required, with an x402 payment challenge in the response body
Any x402-aware client (@x402/fetch, x402-agent-tools, ATXP) handles the 402 -> sign -> retry cycle automatically.
Tools
| Tool | Method | Path | Price | Description |
|---|---|---|---|---|
security_check_password | POST | /api/check | $0.003 | Check password strength with entropy and crack time |
security_check_password
Use this when you need to evaluate password strength or security. Returns a score 0-100, strength rating (weak/fair/strong/excellent), estimated crack time, entropy bits, and improvement suggestions. Checks against top 1000 common passwords. Do NOT use for hash generation — use crypto_generate_hash. Do NOT use for input validation — use data_validate_json.
Parameters
| Name | Type | Required | Description |
|---|---|---|---|
password | string | yes | The password to analyze |
Example agent prompts
- "Evaluate password strength or security"
Payment
- Protocol: x402 -- HTTP-native pay-per-call, no signup, no API key
- Network: Base L2 (
eip155:8453) - Asset: USDC
- Facilitator: Coinbase CDP (primary), PayAI (fallback)
Part of klymax402
100 x402 micropayment APIs for AI agents -- one wallet, USDC on Base, zero signup.
- Catalog: https://klymax402.com/llms.txt
- Full API reference: https://klymax402.com/llms-full.txt
- Live stats: https://klymax402.com/stats
License
MIT
Reviews
No reviews yet
Be the first to review this server!
More Developer Tools MCP Servers
Git
Freeby Modelcontextprotocol · Developer Tools
Read, search, and manipulate Git repositories programmatically
Fetch
Freeby Modelcontextprotocol · Developer Tools
Web content fetching and conversion for efficient LLM usage
Worldmonitor
Freeby Koala73 · Developer Tools
Live markets, conflicts, country risk, chokepoints, energy, and China decision signals. 90 tools.
Paperclip
Freeby Paperclipai · Developer Tools
Trending hip-hop artist momentum scores across four cultural dimensions.
Toleno
Freeby Toleno · Developer Tools
Toleno Network MCP Server — Manage your Toleno mining account with Claude AI using natural language.
mcp-creator-python
Freeby mcp-marketplace · Developer Tools
Create, build, and publish Python MCP servers to PyPI — conversationally.