{"name":"expand-url","description":"Expands shortened URLs by tracing the full redirect chain hop-by-hop. Each step returns status code, Location header, redirect_type (permanent / temporary / meta / js), per-hop duration, and content-type, plus the final landing URL and total trace time. Useful for unmasking shortened links before fetch, and for forensic / security analysis of suspicious redirects. Use it as a URL expander, redirect chain tracer, link unshortener, shortlink resolver, bit.ly + t.co + lnkd.in + goo.gl + tinyurl resolver, final-URL fetcher, or phishing redirect inspector.","price":"$0.02","method":"POST","input_schema":{"properties":{"url":{"type":"string","description":"Starting URL (typically a shortlink). Must be http(s)."},"max_hops":{"type":"number","description":"Maximum redirect hops to follow. 1-20. Default 10."},"user_agent":{"type":"string","description":"Optional User-Agent header to send (some shorteners gate by UA). Default is a generic browser UA."}},"required":["url"]},"input_example":{"url":"https://bit.ly/abc123"},"output_example":{"initial_url":"https://bit.ly/abc123","final_url":"http://vmsvedaweb.com/gayatri/","final_status":404,"hop_count":2,"total_duration_ms":550,"hops":[{"url":"https://bit.ly/abc123","status":301,"location":"http://vmsvedaweb.com/gayatri/","redirect_type":"permanent","duration_ms":284,"content_type":"text/html; charset=utf-8"}],"truncated":false,"error":null},"x402_payment_required":true,"x402_facilitator":"https://api.cdp.coinbase.com/platform/v2/x402"}