MCP Server Directory

Yahoo Finance quotes and symbol search.

HortOS (Australia) com.hortosapp/au

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

lynx com.thetempleofdoom.lynx/lynx

Inspection, steganography and forensics API for files and images. Bitcoin pay-per-use.

万机阁 Wanjige — 中文 AI 工具市场 io.github.chenwengui23/wanjige

Chinese MCP tool marketplace: 15,552 callable tools for weather, stocks, FX, docs and calculations.

Finds the lines KSeF will reject in a Polish structured invoice XML, before you send it

Installs ProAbono into a website from the IDE: hosted pages, rights sync, catalogue, billing.

MEO Preflight com.machineeconomyobservatory/meo-preflight

Read-only machine payment preflight using dated MEO evidence, with explicit unknowns.

Retired 2026-10-10. Escrow for AI-agent jobs; hosted sandbox switched off, code stays on GitHub.

AET Machine Commerce io.github.mnvhmslf/aet-machine-commerce

Read-only PAPER market research for autonomous agents; no live trading or alpha claim.

Tokenized Stocks & Agent Data (x402) dev.fly.x402-accelerometer-feed/tokenized-stocks-agent-data

x402-paid data for agents: tokenized stocks on Base, Solana token verdicts, AI-progress readings

SubCenter for Teams io.subcenter/teams

Track SaaS and AI-tool spend, renewals, seats, invoices and client bill-back for small teams.

Search free stock photos on Pexels. No key required.

Spanish invoice PDFs to validated data: NIF/IVA/IRPF extraction, arithmetic checks, IVA per quarter.

GoCardless MCP Server com.gocardless/gc-mcp

Manage GoCardless payments, mandates, subscriptions, refunds and payouts via AI assistants.

Crypto markets from Poloniex. No key required.

Salt ai.saltapp/salt

Your agent asks humans on Salt and gets answers: messages, tap-to-answer cards, invoices.

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

acp-sandbox com.flo-voice1/acp-sandbox

Agentic Commerce Protocol sandbox: agent builds a cart, human approves a real PayPal payment.

Crypto prices from the public Coinbase API. No key required.

Russian central bank daily rates. No key required.

Fjordgull com.fjordgull/mcp

Fjordgull omega-3 subscription: product, price and delivery status. No orders or payment.

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.

Cin7 Core MCP by usefulapi io.usefulapi/cin7-core

Read Cin7 Core products, stock by location, sales, purchases, customers, suppliers and transfers.

wallet lol.metamuse/wallet

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