MCP Server Directory

scribo io.github.causa-prima-ai/scribo

EN 16931-compliant e-invoices: XRechnung, ZUGFeRD, Factur-X, Peppol BIS, Facturae or US PDF. Free.

API for Chads io.github.chadbot0x/apiforchads

Crypto prices, Polymarket CLOB, AI research & web rendering. x402 Solana payments.

UK Data API io.github.chetparker/uk-data-api

24 UK data endpoints — property, weather, companies, vehicles, finance. Paid via x402.

Debt payoff calculator: snowball vs avalanche, minimum payment trap, extra-payment impact.

MCP server for Clip (PayClip) — Mexico's leading acquirer: payment links, card charges, refunds

MCP server for Conta Azul — accounting, invoicing, customers, products

MCP server for Foxbit — Brazilian crypto exchange, trading, orderbook, institutional

Base64 Codec API io.github.Br0ski777/base64-codec

Encode/decode base64 and URL-safe base64. x402 micropayment.

MCP server for Xero — global cloud accounting: contacts, invoices, payments, items, reports

MCP server for Zoop — marketplace payments, splits, sellers, buyers, transfers

Production-proven Polymarket CLOB V2 trading and data. Fail-closed fills; keys stay local.

MCP server for ECDSA cryptography

AI rap songs about today's headlines in any rapper's style. Free trial + x402 payments.

Manage SpherePay customers, bank accounts, wallets, and transfers from Claude.

Structured commerce data for AI agents. 22,000+ DTC brands, real prices, real stock.

x402-endpoints io.github.digitalweb33333-creator/x402-endpoints

x402 paid API tools for AI agents on Base: EU/global registries, crypto, wallet & agent trust.

x402-solana io.github.digitalweb33333-creator/x402-solana

x402 paid API tools for AI agents on Solana: crypto safety, market data, KYB/AML verification.

Financial analysis AI. Forecasting, audit prep, SOX/GAAP compliance. Accuracy compounds with use.

Port Scanner API io.github.Br0ski777/port-scanner

TCP port scanning — check open ports on any host. x402 micropayment.

Coal — Payments for AI agents io.github.emmanuel39hanks/coal

Payment rails for AI agents. Pay merchants in USDC on Base. Dual-protocol: x402 + OKX APP.

Alpaca trading API with hard daily USD cap guard. Paper trading default; live opt-in.

MCP server for CoinGecko cryptocurrency data API

Word Counter API io.github.Br0ski777/word-counter

Count words, characters, sentences, paragraphs, reading time. x402 micropayment.

GooodBilling 公式 MCP Server — Claude Desktop / Cursor 等の MCP 対応クライアントから AI ファーストで請求書・見積を操作する