MCP Server Directory

Security guardrails for AI agent payments

Every QuickBooks Online Accounting entity, plus an offline SQLite mirror and AR/AP aging.

Qatar Payments (Tap Payments — cards / Apple Pay) app.wishpool/qatar-payments-mcp

Qatar payments for AI agents — cards / Apple Pay via Tap Payments. Never holds funds.

Romania Payments (Stripe — cards / Apple Pay) app.wishpool/romania-payments-mcp

Romania payments for AI agents — cards / Apple Pay via Stripe. Never holds funds.

Burn $ASH to mint on-chain NFTs on Ethereum. No browser. Two agent tool calls.

Non-custodial x402 payment MCP server for AI agents. Wallets and payments on 17 chains.

Vibe Springs net.vibesprings/x402-tools

Pay-per-use weather, environment, finance, and on-chain intelligence tools for AI agents via x402.

Bullrun org.bull-run/bullrun

Global stock search, screens, price history, news, UCITS ETFs, risk and macro; no API key

Hive Intelligence MCP xyz.hiveintelligence/mcp

Evidence-backed crypto due diligence with sources, freshness, and a runtime receipt on every call.

Mercoa MCP by usefulapi io.usefulapi/mercoa

Query and manage Mercoa AP/AR bill-pay: entities, invoices, transactions and payment methods.

stock-signal-us com.airblockfz/stock-signal-us

US stock bottom/top signals: S&P500 + indexes, verdict + score, scans. Pay-per-call x402.

arch-tools-mcp io.github.Deesmo/arch-tools-mcp

63 production tools for AI agents — one API key, pay per call in USDC (x402) or Stripe credits.

Quantitative trading: quotes, backtesting, screening, and genetic algorithm strategy evolution.

Bahrain Payments (Tap Payments — Benefit) app.wishpool/bahrain-payments-mcp

Bahrain payments for AI agents — Benefit via Tap Payments. Never holds funds.

Mistral MCP server: extract invoices and documents from text, Markdown or OCR into typed JSON.

Belgium Invoices (Peppol BIS 3.0 via Storecove) app.wishpool/belgium-invoice-mcp

Belgium Peppol BIS 3.0 e-invoices for AI agents: send, check recipient, get delivery proof.

Hive A/B Test io.github.srotzin/hive-mcp-abtest

A/B experiment runner for the A2A network with x402 micropayments on Base USDC.

Hive Openclaw Bridge io.github.srotzin/hive-mcp-openclaw-bridge

Reference integration with @kinthaiofficial OpenClaw 3-layer payment governance

Slovenia Payments (Stripe — cards / Apple Pay) app.wishpool/slovenia-payments-mcp

Slovenia payments for AI agents — cards / Apple Pay via Stripe. Never holds funds.

Zyla API Hub com.zylalabs/api-hub

Discover and call 10,000+ production APIs from one MCP server. Pay-per-call billing for AI agents.

Chile Invoices (DTE boleta/factura electrónica via OpenFactura) app.wishpool/chile-invoice-mcp

Chile DTE for AI agents - boleta/factura electronica via OpenFactura or LibreDTE. Stateless BYO.

World Bank Indicators Mcp io.github.varvararatta/world_bank_indicators_mcp

Dive into the wealth of information provided by the World Bank with our zero-auth API. Instantly

Execution Market market.execution/execution-market

AI agents publish bounties for real-world tasks. Gasless USDC payments via x402.

dino.markets markets.dino/mcp

Matched Kalshi and Polymarket markets across sports, crypto, weather, and economics over MCP.