Catalog
Every x402, MPP, MCP, and skill listing we've indexed, normalized, and enriched.
Validate an email address: format check, MX record lookup, disposable domain detection
Validate an email address: format check, MX record lookup, disposable domain detection. Pass ?email= query param.
Parse any user agent string into device type, browser, OS, engine, and bot detection
Parse any user agent string into device type, browser, OS, engine, and bot detection. Pass ?ua= query param. Uses ua-par
Fetch any URL, extract readable text, and return a summary (first 500 chars + key points)
Fetch any URL, extract readable text, and return a summary (first 500 chars + key points). Chains: fetch → readability →
LP Impermanent Loss Estimator — calculates IL for any Uniswap V2-style liquidity position
LP Impermanent Loss Estimator — calculates IL for any Uniswap V2-style liquidity position. Params: ?tokenA=ETH&tokenB=US
Website health audit: SSL cert validity, response time, status code, meta/OG tags, robots.txt, sitemap.xml
Website health audit: SSL cert validity, response time, status code, meta/OG tags, robots.txt, sitemap.xml. No external
Parse a cron expression into a human-readable schedule description
Parse a cron expression into a human-readable schedule description. Pass ?expr=<cron-expression> (URL-encoded). Also ret
Before interacting with a crypto service provider, verify they're licensed under EU MiCA regulation
Before interacting with a crypto service provider, verify they're licensed under EU MiCA regulation. Checks the ESMA reg