MCP Server Directory

Ethereum token explorer: token info, address holdings, transaction history. No key required for...

RoundWatch io.github.Vladyslav-webDev/roundwatch

Durable Algorand USDC payment monitoring for autonomous workflows.

Crypto rankings from the public CryptoRank API. No key required.

HortOS (New Zealand) com.hortosapp/nz

Search New Zealand wholesale plant growers' live stock lists and price a plant list. Read-only.

Bernuvia com.bernuvia/marketplace

Marketplace of code templates: find, buy by card with Stripe, sell and manage your sales and cases

ISO 20022 Navigator io.github.kreativeManish/iso20022-navigator

Look up ISO 20022 messages, bank transaction codes, legacy MT replacements, schemes and code sets.

rate-hub org.sky-1/rate-hub

Indicative fiat and crypto rates over MCP, paid per request via x402 at $0.0001/request.

Bitcoin blockchain data: latest block height, block info, address info, and mempool fee...

Insidewell: SEC Form 4 Insider Trading Tracker & Alerts io.github.CyberMax-tools/sec-insider-tracker

Insidewell: SEC Form 4 insider buys/sells by ticker or whole market, with cluster-buy alerts.

Livestock Market Prices io.github.comndllc/livestock-market-prices

Read-only, source-linked cattle, sheep, and goat prices, market reports, coverage, and methodology.

Liqwall market data com.liqwall/market-data

Crypto liquidation maps, liquidations, funding, open interest: 4 tools without a key, 6 with one.

Vurto Swap io.github.cryptoconspiracy/vurto-swap

Token swaps at the best net price on 9 EVM chains and Solana. No API key, non-custodial.

ONCE — AI Agent Huddle io.github.londoncoding/once

Track GitHub issue and Stripe test-payment outcomes; recover uncertain supported actions.

Journal entry testing (JET) for accounting audits. 15 screening rules, zero dependencies.

SendFaxFast com.sendfaxfast/fax

Send real faxes from AI chat. PDF, JPG or PNG. Pay per fax via Stripe link. US, CA, AU, NZ + 39

First Dollar Desk dev.workers.undone-k.first-dollar-desk/verify

Human $1 Stripe checkout and $0.05 Base USDC agent verify over HTTP 402. Self-pay rejected.

Agent Purchase Verification io.github.RFrost19/agent-purchase-verification

Check if an ecommerce purchase meets buyer rules before payment. Returns PASS, FAIL, or REVIEW.

Margeo com.margeoapp/mcp

Margeo gives an AI agent a French reseller's stock, sales, net margin and micro-enterprise tax.

Search free stock photos on Pexels. No key required.

Laso Finance finance.laso/laso-finance

Spend USDC in the real world: prepaid cards, gift cards, push-to-card, and bank payouts.

SignalHarness.ai ai.signalharness/mcp

330 production AI-agent services for data, validation, AI, crypto, and x402 pay-per-use.

DMCommerce br.com.designmaster/dmcommerce

Search products, sizes, stock and shipping quotes at Brazilian online stores that run on DMCommerce

NewDesk ai.newdesk/newdesk

Help desk: read the queue, answer and solve tickets, look up customers, refund in Stripe.

Invoice Preflight io.github.Ahmet11159/invoice-preflight

Evidence-backed UBL, PDF, and image invoice checks before approval or payment.