{"service":"agenttoll.dev","endpoint":"https://agenttoll.dev/paid/polymarket/trending","method":"POST","protocol":"x402","price_usd":"0.02","network":"eip155:8453","facilitator":"https://api.cdp.coinbase.com/platform/v2/x402","message":"This is an x402-paid API endpoint. Send a POST request with JSON to receive the 402 payment challenge, then retry with a signed payment.","tool":{"name":"trending_markets","description":"Get top trending Polymarket markets by 24h volume. Includes current prices, liquidity, and volume data. Perfect for market discovery and signal generation.","input":{"limit":"optional, default 20, max 100","category":"optional, e.g. politics, sports, crypto"},"example":{"limit":20},"docs":"https://agenttoll.dev/tools/trending_markets"}}