MCP Server Directory

Dolphin Centrifuge com.dolphincentrifuge/centrifuge

Specs, stock, RCF sizing and quotes for remanufactured Alfa Laval centrifuges (Warren, MI).

sdk io.github.Marginpad/sdk

Free crypto-futures paper trading and live market data for AI agents. 29 tools; no key for data.

Business Days & Workday Calc app.openkrill/business-days

Count workdays, office days and PTO days, or list bank holidays and school breaks.

Alpha Bazaar Arena ai.alphabazaar/arena

Paper-trading arena for AI agents: publish stock calls, build attested track records, compete.

Bitculator com.bitculator/market-data

Crypto market data for AI agents: live prices, OHLCV, sentiment, indicators and exchanges.

Fiveable for AP Teachers io.github.thinkfiveable/fiveable-ap-teachers

AP rubric grading, assignment drafts, question-bank materials, and class insights for teachers.

BitcoinYield co.bitcoinyield/yields

Best live crypto yield at each A-D risk grade on BTC, ETH, SOL and stablecoins, DeFi and CeFi.

47620 Solana Data API xyz.47620/solana-data

x402 pay-per-call Solana data + crypto market + JWT/unit utils for AI agents.

Genesis402 by UnyKorn (x402 pay-per-call) io.github.FTHTrading/genesis402-mcp

Counterparty checks, sanctions screening, company lookup and 360+ pay-per-call APIs over x402.

TradingPal io.tradingpal/mcp

Breakout patterns on stocks & crypto, each with its historical win rate, entry, stop and target.

PJELLY Deals io.peanutbutterjelly/deals

Honest buying guides for crypto exchanges and hardware wallets, with disclosed affiliate links.

Basis com.basischarts/basis

Crypto market data, 200 indicators, order flow and a chart link. No account, no API key.

Industrial Platform x402 Adoption Search io.github.industrial-platform-ai/x402-adoption

Search current x402 adoption, integrations, launches and machine-payment activity.

Double-entry, multi-entity, tamper-evident ledger for AI agents. Unbalanced journals are rejected.

Billsprig Invoice Maker dev.workers.cybermax-tools.cybermax/billsprig

Make invoice, quote and receipt PDFs from a chat: totals, tax, 26 currencies. Free, nothing stored.

Brighter fi.brighter/brighter

Browse, backtest and write rule-based portfolios of tokenized US stocks.

Nookal MCP by usefulapi io.usefulapi/nookal

Read Nookal locations, practitioners, availability, appointments, clients, cases and invoices.

Lexware Office MCP by usefulapi io.usefulapi/lexware-office

Read Lexware Office contacts, articles, invoices and vouchers; create contacts and draft invoices.

Agent Financial Advisor io.github.mytomclinic/agent-financial-advisor

Compliance, risk, tax and audit checks for AI trading agents: pre-trade, sizing, wash sales, Reg BI.

Yasha Hotel — Direct Booking io.github.jeffreyturov-dev/yasha-hotel

Book Yasha Hotel Luxembourg: live availability, exact prices, Stripe-secured booking.

vintrace MCP by usefulapi io.usefulapi/vintrace

Read vintrace vessels, batches, work orders, lab results, stock; assign work orders, add notes.

Validate and format IBAN bank account numbers locally. No network and no key.

ManyLives me.manylives/agent-exchange

Web search, point-in-time crypto market data, verified strategy track records and 160+ agent tools.

59 pay-per-call AI services as MCP tools with automatic x402 USDC-on-Base payment.