# Cautellus
> AI scam detector. Paste suspicious messages, emails, or URLs to check them against known scam patterns and reports. First scan free (one every 30 days), then Cautellus Plus at $9.99/mo. Blog covering QR code scams, phishing, romance scams, and online fraud.

## Tools
- [Scam Scanner](https://cautellus.com/): AI scam analyzer for text messages, emails, and URLs
- [Breach Checker](https://cautellus.com/breach-checker): Check if your data has been exposed

## For AI agents
- [Cautellus for AI Agents](https://cautellus.com/agents): Scam and phishing detection your agent calls before it clicks a link, replies to a message, or pays an invoice. Returns a safe / warn / danger verdict, a 0-100 risk score, a summary, and specific findings.
- MCP server: https://cautellus.com/api/mcp (Streamable HTTP). Tools: scan_url, scan_message, get_usage. Send a paid API key as `Authorization: Bearer ctl_live_...`. Listed in the official MCP registry as com.cautellus/scam-detection.
- [Developer API and credit packs](https://cautellus.com/developers): REST endpoint POST /api/v1/scan. Prepaid packs: $10 for 50 scans, $49 for 275, $199 for 1,250. One-time payment, no subscription, key issued instantly after checkout. Credits valid 12 months.
- [Why AI agents fall for scams](https://cautellus.com/blog/why-ai-agents-fall-for-scams): The failure modes, with numbers

## Blog
- [QR Code Scams](https://cautellus.com/blog/qr-code-scams): Complete guide to QR code fraud
- [Is This Text a Scam?](https://cautellus.com/blog/is-this-text-message-a-scam): How to identify scam text messages