MCP Server Directory

WhatsApp booking, staff coordination, and invoice recovery for services.

Nexus Finance API — compliance audit, VaR/RWA risk, market quotes and case management.

QR Code Generator API io.github.Br0ski777/qr-code

Generate QR codes from text or URLs. Returns base64 PNG. x402 micropayment.

Research Report API io.github.Br0ski777/research-report

Multi-source research report generator with web fetching. x402 micropayment.

Unit Converter API io.github.Br0ski777/unit-converter

Unit conversion — length, weight, temperature, volume, speed, data. x402 micropayment.

Webhook Tester API io.github.Br0ski777/webhook-tester

Test webhook endpoints — send requests, measure latency, validate responses. x402 micropayment.

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

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

Gas Fee Predictor io.github.higherbeing/gasfeepredictor-mcp

Live Ethereum and L2 gas fees: current gas, cheapest L2, forecast, ETH price, cost estimates.

Open Identity Standard for AI Agents — DID, Agent Cards, delegation, reputation, payment & escrow

AI HUNTERZ — Autonomous Crypto Intelligence io.github.hunterzai16z/ai-hunterz

49 crypto intelligence APIs. Whale tracking, DeFi yields, alpha signals. Pay in USDC on Base.

OnchainAI io.github.Coinyak/onchainai

Crypto tool MCP: search/trust/install-risk. Remote tools/call is x402 paid.

Read-only Stripe for AI agents — customers, charges, subscriptions, invoices, balance.

clawshow-mcp-server io.github.jason2016/clawshow-mcp-server

Instant Backend for SMBs: pages, payments, eSign AES eIDAS, notifications, inventory, reports

MCP server for smart contract ABIs and on-chain data from EVM and Solana via Crypto APIs

Payment gateway for AI agents with tool discovery, provisioning, metering, and reliability tools.

binance-mcp io.github.junct-bot/binance-mcp

Binance - 340 tools for market data, order books, and trading pairs

Search and book real flights with USDC on Base. 500+ airlines, crypto-native payments.

KTA-Oracle io.github.Elemzir/kta-oracle

Live KTA rates, market data, payment rails, AML/VAT compliance, SDK snippets. 16 tools.

Omnicall — Agent Tools Gateway com.gocreativeai.omnicall/agent-tools

247 LLMs + image/video/voice/music gen + crypto/DeFi/markets/web-search. Pay-per-call USDC, no key.

The Agentcy (autonomous-prime) io.github.lightbrushproject/autonomous-prime

162 AI agents for Solana crypto intelligence, wallets, and x402 micropayments.

pestprocrm io.github.liserichards/pestprocrm

Manage pest control operations — customers, scheduling, SMS, payments, and reporting.

HojinCheck — Japanese corporate verification API (hojin = 法人/corporate entity) com.hojincheck/hojincheck

Verify Japanese companies, invoice-issuer registrations and addresses against government open data.

Paper-backed quant trading methods and a deterministic, no-LLM decision helper for serious traders.

Stablecoin payments, swaps, stock orders, market data, travel booking, yield and card controls.