4104 Model Context Protocol servers — searchable, rated, ready to install.
Agent-native self-custody wallet MCP: onboard, wallets, Arbitrum sends, policy-gated payments.
Broker + MCP server for last-bidder-wins on-chain games on Solana via x402 micropayments.
Tools to explore SumUp accounts, payments, customers, and payouts.
Comprehensive tools for discrete mathematics: logic, algorithms, number theory, cryptography
Discover AgentBodega paid data tools, contracts, and x402/L402 HTTP payment handoff metadata.
Generate invoice and receipt PDFs from JSON. Agent-callable document API with a free demo quota.
Turkey payments for AI agents — Turkish cards / taksit via iyzico. Never holds funds.
Create AI-generated exam questions and save them to your paperee question bank for review.
Exactly-once execution guard for AI agents. Prevents duplicate payments and webhooks on retry.
Korean crypto + news (kpop/semi), 17 tools, signed receipts. x402 Base+Polygon+Solana.
Free bank-filing and counterparty research; cited evidence limits; public MCP needs no API key.
Production-grade cryptography toolkit with 31 MCP tools for classical, PQC, and KMS workflows.
Consolidated Bitcoin market data for AI agents: BBO pricing, ML signals, funding skew, briefings.
Track credit card benefits, welcome offers, loyalty points, and money deadlines. No bank login.
EN 16931-compliant e-invoices: XRechnung, ZUGFeRD, Factur-X, Peppol BIS, Facturae or US PDF. Free.
Crypto regime classifier for trading agents. 100% bounded regime accuracy. 50 free calls/day.
Crypto prices, Polymarket CLOB, AI research & web rendering. x402 Solana payments.
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
Complete financial infrastructure for AI agents — payments, lending, escrow & more.
MCP server for Conta Azul — accounting, invoicing, customers, products
Encode/decode base64 and URL-safe base64. x402 micropayment.
MCP server for Transak — fiat-to-crypto on/off-ramp across ~170 countries (Partner API)
POST /mcp