{"sample":true,"note":"Static example of what /stablecoin/charts returns; not live data and not charged. Call without sample=1 and pay $0.01 with any x402 client for a live result.","tool":"/stablecoin/charts","price":"$0.01","example":{"chain":"Base","asOf":"2026-11-14","circulatingUsd":5180838088,"changePercent":{"d1":-1.5,"d7":0.89,"d30":-1.78},"days":2,"history":[{"date":"2026-11-13","circulatingUsd":5259932305},{"date":"2026-11-14","circulatingUsd":5180838088}],"source":"DefiLlama stablecoins (stablecoins.llama.fi)"}}