Real-time email verification API with syntax, MX, disposable detection, role-based flags, quality score 0-100. Built for agent outreach pipelines with pay-per-call via x402 (USDC on Base L2) -- no API key, no signup, no rate-limit wall.
Live perpetual funding rates across Binance, Bybit, OKX with open interest and predicted next rate, pay-per-call via x402 micropayments (USDC on Base).
MCP server providing comprehensive domain intelligence (WHOIS, DNS, SSL, domain age) for due diligence and security audits, with pay-per-call via x402 micropayments.
Track top 50 Hyperliquid trader positions by PnL, direction, size, leverage, entry price, and unrealized PnL. Pay-per-call via x402 micropayments (USDC on Base L2) — no API key or signup required.
Generates harmonious color palettes from any hex color with multiple schemes, returning hex, RGB, HSL, and CSS vars. Pay-per-call via x402 micropayments.
MCP server providing Hyperliquid perpetual futures market data including order books, prices, funding rates, open interest, volume, and OHLCV candles with pay-per-call micropayments via x402.
Enables sending transactional emails with text or HTML body, delivery status, and message ID via Resend. Pay-per-call using x402 micropayments (USDC on Base L2), no API key or signup required.
Execute Python, JavaScript, or SQL code in a sandboxed environment and retrieve stdout, execution time, and errors with pay-per-call via x402 (USDC on Base L2).
Find professional email addresses from name + company domain. Tests 15+ patterns against MX records with confidence scoring, with pay-per-call via x402.
Cryptographic hash generator supporting MD5, SHA1, SHA256, SHA512, and bcrypt, with pay-per-call via x402 (USDC on Base L2) – no API key or signup required.