{"service":"x402-crypto-data","description":"Paid x402 API for crypto + DeFi market data (prices, yields, TVL, stablecoins, DEX volume) on Base + Solana. Sourced from DefiLlama.","network":"eip155:8453","solanaNetwork":"solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp","paidEndpoints":[{"method":"GET","path":"/v1/crypto/price","price":"$0.001","summary":"Live + historical token prices by symbol, coingecko id, or chain:address","params":{"coins":"Comma-separated symbols (BTC,ETH), coingecko ids (coingecko:solana), or chain:address (base:0x833…). Up to 50.","at":"Unix seconds for a historical price snapshot. Omit for current."}},{"method":"GET","path":"/v1/crypto/yields","price":"$0.001","summary":"DeFi yield/APY pools by chain, protocol, or asset — TVL, APY, reward split","params":{"chain":"Filter to one chain (exact, case-insensitive): Ethereum, Solana, Base, Arbitrum…","project":"Filter by protocol/project substring: aave, lido, uniswap…","symbol":"Filter by pool asset substring: USDC, ETH, SOL…","minTvlUsd":"Minimum pool TVL in USD (default 10000 to hide dust).","sort":"Sort key (default tvl).","sustainable":"When true, keep only real-yield pools: no impermanent-loss risk, an organic base APY that outweighs reward-token emissions, and a plausible APY (drops transient spikes).","limit":"Max pools returned (1–100, default 20)."}},{"method":"GET","path":"/v1/crypto/tvl","price":"$0.001","summary":"Total Value Locked by chain or protocol — current TVL + 1d/7d change","params":{"chain":"One chain by name (exact, case-insensitive). Omit for the top-chains ranking.","protocol":"A protocol by DefiLlama slug (aave-v3, lido, uniswap-v3). Takes precedence over chain. For a parent slug like \"uniswap\" use the /v1/crypto/protocol route.","limit":"Top-N chains in the default ranking (1–100, default 20)."}},{"method":"GET","path":"/v1/crypto/stablecoins","price":"$0.001","summary":"Stablecoin supply, peg price, and chains — ranked by circulating USD","params":{"symbol":"Filter by symbol/name substring: USDC, USDT, DAI…","chain":"Filter to stablecoins present on a chain (exact, case-insensitive): Ethereum, Solana, Base…","limit":"Max stablecoins returned (1–100, default 20)."}},{"method":"GET","path":"/v1/crypto/dex","price":"$0.001","summary":"DEX trading volume by protocol — 24h + 7d, optionally per chain","params":{"chain":"Scope to one chain (case-insensitive): ethereum, base, solana, arbitrum… Omit for all chains.","limit":"Max DEXs returned (1–100, default 20)."}},{"method":"GET","path":"/v1/crypto/fees","price":"$0.001","summary":"Protocol fees + revenue ranked — who actually earns money in DeFi","params":{"limit":"Max protocols returned (1–100, default 20)."}},{"method":"GET","path":"/v1/crypto/protocol","price":"$0.001","summary":"Single-protocol deep dive — TVL, market cap, per-chain breakdown, 30d history","params":{"protocol":"DefiLlama protocol slug (aave-v3, lido, uniswap, …). Defaults to aave-v3."}},{"method":"GET","path":"/v1/crypto/chart","price":"$0.001","summary":"Token price history (time series) by symbol, coingecko id, or chain:address","params":{"coins":"Comma-separated symbols/coingecko-ids/chain:address (up to 20).","span":"Number of data points (2–365, default 30).","period":"Sampling period (default 1d)."}},{"method":"GET","path":"/v1/crypto/perps","price":"$0.001","summary":"Perpetual futures — funding rate, open interest, mark price, 24h volume","params":{"coin":"Filter to one perp market by symbol (BTC, ETH, SOL…). Omit for the ranking.","sort":"Sort key (default volume).","limit":"Max markets returned (1–100, default 20)."}},{"method":"GET","path":"/v1/crypto/sentiment","price":"$0.001","summary":"Crypto Fear & Greed index — current value + history","params":{"limit":"Days of history to include (1–90, default 1 = latest only)."}},{"method":"GET","path":"/v1/crypto/global","price":"$0.001","summary":"Total crypto market cap, volume, and BTC/ETH dominance","params":{}}],"freeRoutes":["/openapi.json","/.well-known/x402","/health"]}