"Y Combinator" matching MCP connectors:

SEC/XBRL issuer intelligence for crypto public companies via MCP, OpenAPI, x402, and MPP.

Real-time financial intelligence MCP server for crypto public companies. Provides covenant stress analysis, alpha signals, peer ranking, risk distribution, SEC XBRL fundamentals, and daily changes. x402 micropayments on Base USDC. First 5 calls free.

Fiscal y nomina MX: recargos, ISR, CFDI, RESICO, calendario, IMSS, aguinaldo, finiquito.

Read-only e-invoice readiness over MCP: VAT format, VIES, Peppol lookup, invoice & readiness

Robinhood Chain intelligence: trend scores, launch radar, KOL leaderboard, pre-trade risk checks.

DeFi pool yield+security intelligence & token/contract risk scanner. USDC on Base via x402.

连板网A股复盘数据: 连板天梯/题材/情绪周期/龙虎榜游资/个股涨停史 (A-share daily review, free read-only)

US stock market data for AI agents — 23 years of minute bars, SEC filings, fundamentals.

Mercado ganadero argentino: precios INMAG, remates, directorio, sanidad SENASA y buenas prácticas.

Hosted MCP for IT桔子 primary market company, funding, investor and sector data.

42 herramientas de fiscalidad, derecho laboral y finanzas de España: IRPF, autónomos, nóminas, despidos, herencias, pensiones e hipotecas. Cálculos con normativa española. Sin registro, sin API key.

KoSIT-verified German e-invoices: generate & validate ZUGFeRD, Factur-X, XRechnung, EN 16931.

Connect your Uber Conta by Digio account to AI via Brazil's Open Finance: balances, statements, card

台灣勞保、健保、勞退、職災與二代健保補充保費試算，含薪資扣繳、破月與勞保老年給付。資料取自主管機關公告，對官方範例逐位元驗證。

Emite CFDIs 4.0 y resuelve claves del SAT para agentes de IA (México), con permisos por API key.

保险产品搜索、推荐、保费试算、核保预检。覆盖65家保司483款产品。China insurance MCP server.

Bank Negara Malaysia (BNM) Open API MCP. Keyless.

160+ calculadoras fiscales, financieras, laborales y de salud en español. Cubre IRPF, autónomos, hipotecas, sucesiones, nóminas, inversiones, IMC y más. Compatible con Claude Desktop, Cursor, Windsurf. Gratuito, sin registro ni API key.

Real-time crypto data for AI assistants. Live price spreads between Binance and OKX, perpetual funding rates, Cash & Carry arbitrage yields, and exchange status. No API key required.

World's first independent FX audit MCP. Detects hidden bank fees in 30 seconds.