{"pages":[{"url":"https://is-real-biz.is-real-biz.workers.dev/learn/verify-business-domain","title":"How to Verify a Business Domain Is Real (in <2 seconds)","intent":"how to verify if a business domain is real","answer":"To verify a business domain is real, send a single HTTP GET to https://is-real-biz.is-real-biz.workers.dev/check?domain=example.com. The service inspects WHOIS records, SSL certificate authority and age, homepage content, contact pages, and social-media footprint, then returns a JSON verdict (real / likely_real / uncertain / likely_fake / fake) with a 0–100 trust score and per-signal reasoning. Calls cost $0.05 in USDC via x402 (no signup) or via a free 50-call API key."},{"url":"https://is-real-biz.is-real-biz.workers.dev/learn/kyb-for-ai-agents","title":"KYB API for AI Agents — Know Your Business at Agent Speed","intent":"KYB API for AI agents","answer":"is-real-biz is a Know Your Business (KYB) API purpose-built for AI agents. It exposes a single tool (check_business) over MCP, OpenAPI, and a /check HTTP endpoint. Agents call it with a domain string and get back a structured verdict, trust score, and explainable signals — all in under 2 seconds. Payment is per-call ($0.05) via x402 stablecoin or prepaid API key, with 50 free calls on signup."},{"url":"https://is-real-biz.is-real-biz.workers.dev/learn/is-this-website-legit","title":"How to Tell If a Website Is Legit — Programmatic Check","intent":"is this website legit","answer":"To programmatically tell if a website is legit, query is-real-biz with the domain. The API checks the registrant history (WHOIS), the SSL certificate (issuer, validity, age), the homepage (real content vs parked / cloned), the presence of contact information, and the operator’s social-media footprint. The response is a JSON verdict ranging from \"fake\" to \"real\" with a 0–100 score, plus the actual signal values so you can audit the reasoning."},{"url":"https://is-real-biz.is-real-biz.workers.dev/learn/check-if-business-is-fraud","title":"Check If a Business Is a Scam — Fraud Detection API","intent":"how to check if a business is a scam","answer":"To check if a business is a scam programmatically, call is-real-biz on the business domain. The service correlates WHOIS opacity, SSL anomalies (free issuers on commerce sites, very recent certs), missing or stock contact pages, absent social presence, and homepage content patterns associated with cloned storefronts. The response includes a fraud-leaning verdict and explainable signals so a human reviewer or downstream agent can act on the highest-risk cases."},{"url":"https://is-real-biz.is-real-biz.workers.dev/learn/mcp-server-for-business-verification","title":"MCP Server for Business Verification — is-real-biz","intent":"MCP server business verification","answer":"is-real-biz is a remote MCP (Model Context Protocol) server published in the official MCP Registry as io.github.Smart-link-t/is-real-biz. It exposes two tools — check_business and check_business_batch — over the Streamable-HTTP transport at https://is-real-biz.is-real-biz.workers.dev/mcp. Any MCP-capable agent (Claude Desktop, Cursor, Cline, etc.) can mount it without local install."},{"url":"https://is-real-biz.is-real-biz.workers.dev/learn/agent-payments-x402","title":"How AI Agents Pay APIs With x402 — Worked Example","intent":"how do AI agents pay APIs x402","answer":"AI agents pay APIs using x402 by making a normal HTTP request, receiving a 402 response containing payment requirements (network, asset, amount, payTo address), signing a stablecoin transfer with their wallet, and retrying with the signed payload in an X-PAYMENT header. is-real-biz implements x402 v1 end-to-end: every paid endpoint (/check, /check_batch) returns structured 402 envelopes, verified and settled through the PayAI facilitator on Base / Base Sepolia."},{"url":"https://is-real-biz.is-real-biz.workers.dev/learn/phishing-domain-detection-api","title":"Phishing Domain Detection API for Agents","intent":"phishing domain detection API","answer":"is-real-biz acts as a lightweight phishing-domain detection layer. By scoring WHOIS recency, SSL issuer reputation, contact-page completeness, and social-footprint depth, it flags brand-new lookalike domains that lack the operating signals of legitimate businesses. Verdicts are returned as structured JSON with explainable signals so security tooling can incorporate them into rules."}]}