MCP Server Directory

An MCP server that exposes the python-bitcoinlib API

JSON Validator API io.github.Br0ski777/json-validator

JSON syntax validation, JSON Schema checking, structure stats. x402 micropayment.

clawmerchants-mcp-gateway io.github.danielxri/clawmerchants-mcp-gateway

MCP Gateway: wrap any MCP server with cold-start retries, uptime SLA, and per-execution MPP billing.

Shopify Catalog Monitor io.github.dizzyvinci/shopify-catalog-monitor

Track price drops, stock-outs, restocks, and new/removed products across Shopify stores.

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

Regex Tester API io.github.Br0ski777/regex-generator

Test, validate and explain regular expressions with match highlighting. x402 micropayment.

Crypto data & trading MCP with 43 tools: prices, DeFi, NFTs, Solana swaps. 11 tools free.

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

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

Wallet Portfolio Tracker API io.github.Br0ski777/wallet-portfolio

Crypto wallet balances, ERC-20 tokens, USD values across Base and Ethereum. x402.

Route x402 payments, Pyrimid affiliate splits, and referral links. Vendor-neutral, adapter-based.

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

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

Gate Exchange MCP io.github.gateio-dev/gate-exchange

OAuth Gate exchange MCP for CEX trading, account, wallet, unified account, and sub-account.

Giskard Search io.github.giskard09/search

Pay-per-use web search for AI agents. Lightning invoice, Ed25519 signature, karma discounts.

Wallet infrastructure for Ai agents. EVM + Solana. x402 payments. No KYC.

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.

mcp-fx-audit io.github.iPAYX-Technologies/mcp-fx-audit

FX forensic audit MCP. Detects hidden bank markups on cross-border payments. FINTRAC MSB.

convergealpha io.github.CrazymakER23/convergealpha

AI stock signal convergence � 13 sources, Bayesian scoring, verified outcomes.

agent-metering io.github.jdhart81/agent-metering

Usage metering + SLA accounting for agent services (the meter behind x402 micropayments).

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

MCP server for Datamuse word-finding API

MCP server for the National Bank of Belgium SDMX statistical API (221 dataflows).

Korea Invoices (POPBiLL 전자세금계산서 issue, query & NTS transmit) app.wishpool/korea-invoice-mcp

Korea POPBiLL e-tax-invoice: AI agents issue, query & transmit e-invoices, stateless BYO.

GASTOR-Motherboard io.github.Evozim/gastor-motherboard

Showcase validator orchestrating multi-agent swarm governance and payments.

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

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