"nf-core" matching MCP connectors:

DrainBrain token safety, CORTEX trading signals, social trends. Zero Core Intel.

Real-time Hyperliquid BTC/ETH liquidation risk index and recent backstop liquidations, free via MCP.

Ni Biashara Shelves — Africa FX, freight & compliance checks (x402)A

biz.nibiashara

Africa FX, US carrier/broker checks, OFAC screening — paid per call via x402.

x402 game: take the crown, each take raises the next price 1.5x. hill_status is free.

Universal agent commerce gateway with 18 MCP tools, A2A, x402, UCP, revenue and provider health.

Trust scores for x402 sellers: wash-trading, real buyers, verdict. $0.02/score via x402 on Base.

Live crypto trading signals, sentiment, Polymarket analytics. Free demo + x402 micropayments.

Solana address risk grades and token scans for AI agents. Pay-per-call via x402 (USDC on Base).