MCP Server Directory

MCP server for L402-protected APIs via Bitcoin Lightning. Pay-per-call AI tools in sats.

OnchainAI io.github.Coinyak/onchainai

Crypto tool MCP: search/trust/install-risk. Remote tools/call is x402 paid.

Billy (billy.dk) accounting: invoices, journal entries, trial balance, with write protection.

Get real-time stock quotes, historical data, and compare stocks via Yahoo Finance

agent-fin com.biodnd/agent-fin

Agent Fin: finance MCP server with market data tools

Bitpoort com.bitpoort/on-chain-data

On-chain blockchain data for AI agents across Ethereum, Bitcoin, and Hyperliquid.

blackwall-x402-guardrail com.blackwalltier/blackwall-x402-guardrail

Pre-signature x402 payment verdict (GO/HOLD/STOP) for AI agents, with a verifiable signed receipt.

Get stock data, screen stocks, track crypto prices, and monitor exchange rates

56+ AI tools for CRM, content, workflows, SkillForge & marketing automation.

CoinRithm Agent Trading io.github.CoinRithm/mcp-trading

Keyless prediction-market data across 11 venues plus paper-trading of crypto spot, futures, and PM.

AI image upscaling — upscale any image to 2x or 4x resolution with x402 payments

Read-only payment-boundary preflights plus an unsubmitted public quote-request draft tool.

Knox Anchor com.bonissystems/knox-anchor

Bitcoin-anchored, tamper-evident audit-permanence layer for AI agents, FRE 902(13)/(14)-shaped.

MCP server for XAUUSD gold market data + 4-tier trading toolkit (TA, backtest, SMC, risk).

Honest monetary data for AI agents. Inflation, M2 vs CPI, Bitcoin vs dollar. No spin.

boothcheck com.boothcheck/boothcheck

What a stock's price is betting on: implied growth, duration, margin from SEC filings. Free tools.

opc-mcp-server io.github.Steveser1989/opc-mcp-server

OPC Suite — CRM, sales, inventory, accounting, HRM, payroll, claims, projects from any AI agent.

Crypto market-signal MCP tools (regime, sentiment, price, risk) via RapidAPI. Needs RAPIDAPI_KEY

toolfi io.github.Tsubaki414/toolfi

Open API Marketplace for AI Agents. Crypto data tools with USDC payments on Base.

Give any AI agent instant payment capabilities via x402 protocol on Solana

TradingView Desktop bridge for Pine Script, FCPO futures & Wyckoff multi-timeframe analysis.

MCP server for full transaction and token history on EVM and UTXO addresses via Crypto APIs

Live crypto data: funding rates, funding arbitrage, OI pressure, Fear & Greed. Free, no API key.

Every Xero Accounting read plus a local SQLite ledger - aging, reconciliation, and GL tie-out