{"sample":true,"free":true,"note":"Static example of the paid response shape (not live data). Drop sample=1 and pay via x402 for live data. Failed calls (4xx/5xx) are never charged.","path":"/crypto/fear-greed","price_usdc":"0.001000","pay_url":"https://kr-x402-mvp.kgy5612.workers.dev/crypto/fear-greed?days=7","input_schema":{"type":"object","properties":{"days":{"type":"integer","minimum":0,"maximum":30,"description":"History points to return (default 7, 0 = none)","examples":[7]}},"additionalProperties":false},"example":{"updated_at":"2026-10-30T00:00:00Z","value":34,"label":"Fear","previous":{"value":38,"label":"Fear"},"change_1d":-4,"change_7d":-12,"change_30d":-20,"avg_7d":39.4,"avg_30d":47.1,"min_30d":28,"max_30d":66,"zone":"fear","streak_days":5,"trend":"falling","signal":"NEUTRAL","reasons":["34 Fear, -12 vs 7d ago","below 30d avg 47.1"],"history":[{"date":"2026-10-30","value":34,"label":"Fear"}],"source":"https://alternative.me/crypto/fear-and-greed-index/"},"start_here":"https://kr-x402-mvp.kgy5612.workers.dev/crypto/ping"}