"Box" matching MCP connectors:

Bank of England Interactive Statistical Database (IADB) MCP.

Live trading-pipeline intelligence for AI agents: signal evaluation by a real calibrated engine with glass-box explanations, pipeline calibration telemetry, recorded outcome reports, and SEC-filing catalysts. Free beta keys + x402 USDC pay-per-call.

Bank of Israel public API MCP. Keyless.

Stripe payments for AI agents. Create links, verify, manage customers.

Real estate deal analysis from chat: rental underwriting, buy-box matching, deal library, docs.

Complete read-only backup and export of Xero accounting data as a ZIP plus a manifest.

Live crypto trend signals, cross-asset ranking, and on-demand backtesting for BTC/ETH/SOL/XRP/ADA, backed by a transparent, independently-verifiable systematic methodology — every number backtestable yourself, not a black box. x402 USDC on Base & Solana via Coinbase CDP facilitator, $0.01-$0.28/call. No API keys.

Pre-spend firewall for AI agents. Approves, blocks, flags transactions against policy rules.

Coinbase - 20 tools for market data, order books, and trading pairs

Coinmarketcap - 30 tools for data, metrics, and on-chain analytics

Hyperliquid - 2 tools for perpetuals, options, and position data

Synthetix - 22 tools for data, metrics, and on-chain analytics

Chainlink - 35 tools for price feeds and oracle data

Aave - 6 tools for lending rates, supply, and borrow data

Lido - 6 tools for staking, delegation, and rewards data

Uniswap - 17 tools for swap quotes, liquidity pools, and trading data

Coingecko - 36 tools for data, metrics, and on-chain analytics

Binance - 340 tools for market data, order books, and trading pairs

Curve - 43 tools for swap quotes, liquidity pools, and trading data

Wormhole - 69 tools for cross-chain transfers and bridge data