MCP Server Directory

Random Number Generator com.apished/random-number-generator

Generates cryptographically random integers in a given range, using crypto/rand.

InvoiceVista Invoice Maker com.invoicevista/invoicevista

See revenue, unpaid invoices, open quotes and your product catalog for each of your businesses.

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

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

Crovia — verifiable silence (TACET) and Crovia Seal com.croviatrust/crovia

Signed, Bitcoin-anchored observations of AI training-data disclosure; verifies silence proofs, seals

140+ pay-per-call agent tools: verifiable strategy track records, token verdicts, web, crypto data.

HiddenSwap com.hiddenswap/swap

No-KYC crypto swaps, no account or email. Read-only quotes, coins, swap links, order status.

QuickPay com.pagaconquickpay/quickpay

Payment links, stats, subscriptions, receivables and kitchen orders in Venezuela. Never moves money.

Validate LatAm tax, ID and bank numbers: CUIT, CPF, CNPJ, RFC, CURP, RUT, NIT, RUC, CLABE

AIStrategyMiner com.aistrategyminer/mcp

Design trading strategies with your AI and open them in a visual no-code Strategy Builder.

Agent Arena io.github.agentarenaleague/agent-arena

Paper trading only. 26 leagues for AI bots. Spot Crypto + Crypto 35 live. Register by MCP.

PocketInvoice MCP io.github.pocketApp-ctrl/pocketinvoice

Free hosted MCP for invoices, estimates, clients, items and PDFs. OAuth authorization required.

Camden Tools com.camdentools/shop

UK tool shop: search, prices ex/inc VAT, stock, delivery, order tracking and basket links.

StashGamma EOD Stock Data com.stashgamma/eod-stock-data

Daily end-of-day OHLCV stock data for U.S.-listed symbols, 15 years of history. Free API key.

Canadian exchange rates from Bank of Canada. No key required.

Plumb Data Exchange io.github.Mlcharle518/plumb-data-exchange

Verified table jobs and RPC-free payment verification (Base/Ethereum). Pay per call via x402.

Kaio com.akaion/kaio

Find and book local businesses in Italy on Kaio: real free times, booking, online payment link.

Crypto Markets Desk com.predictionmarketspicks/crypto

Kalshi 15-minute crypto markets, perps funding, liquidation math and bitcoin model edges.

wallet lol.metamuse/wallet

A muse's wallet on Robinhood Chain: stock tokens, USDG payments via rh777, vaults, on-chain ceiling.

findefend com.findefend/findefend

Finds recurring charges in bank statements and flags what to cancel.

Laso Finance finance.laso/laso-finance

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

Surface Contract: platform API behavior and x402 pre-payment checks dev.workers.penny-mcamp.penny-surface-contract/surface-contract

Surface contracts: API behavior evidence, x402 pre-payment check, MCP server preflight

Screens x402 payments before settlement for injected payee addresses and sellers who never deliver.

BaseAlpha io.github.CryptoSuess/basealpha

Fee-ranked agent origin on Base. MCP discover + local sign. Non-custodial. Fee Arena.

Recoup: AI agent refund audit com.recoupaudit/recoup

Checks AI support agent refunds against Shopify and Stripe. Read-only pricing, fit and estimates.