{"uid":"cap_4nIDMSNvh13BPNIbXD_Qw","slug":"asterpay-aggregated-crypto-price-feed-bd9e94d2","name":"AsterPay Aggregated Crypto Price Feed","description":"Aggregated crypto price feed — top tokens (BTC, ETH, SOL) + stablecoins (USDC, EURC). Paid via x402.","url":"https://x402.asterpay.io/v2/x402/crypto/prices?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"headers":{"type":"object","additionalProperties":{"type":"string"}},"queryParams":{"type":"object","required":[],"properties":{"symbols":{"type":"string","description":"Optional comma-separated token symbols (e.g. BTC,ETH,SOL). Defaults to top tokens + stablecoins."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","schema":{"type":"object","additionalProperties":{"type":"object","properties":{"price":{"type":"number"},"symbol":{"type":"string"},"marketCap":{"type":"number"},"volume24h":{"type":"number"},"priceChange24h":{"type":"number"}}}},"example":{"BTC":{"price":98450.23,"symbol":"BTC","marketCap":1940000000000,"volume24h":45000000000,"priceChange24h":2.1},"ETH":{"price":3465.5,"symbol":"ETH","marketCap":416000000000,"volume24h":18000000000,"priceChange24h":-0.8},"USDC":{"price":1,"symbol":"USDC","priceChange24h":0.01}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.0075","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.0075/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0075","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0075","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_hOK9t6nyx8hxQGfH7KZyu","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.0075","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns real-time price data for top cryptocurrencies (BTC, ETH, SOL) and stablecoins (USDC, EURC), including market cap, 24h volume, and price change, paid via x402 micropayment.","exampleAgentPrompt":"What are the current prices, market caps, and 24-hour price changes for BTC, ETH, and SOL?","exampleUseCases":[{"title":"Portfolio valuation snapshot","prompt":"Pull the latest prices and 24-hour changes for BTC, ETH, and SOL so I can see how my crypto portfolio is performing right now."},{"title":"Stablecoin peg monitoring","prompt":"Check the current prices of USDC and EURC for me — I want to make sure both are holding their pegs."},{"title":"Trading signal context","prompt":"Get me the current price, 24-hour volume, and price change for ETH and SOL — I need to decide whether to enter a position."}],"resultDescription":"A JSON object keyed by token symbol, where each entry contains the token's current price (in USD), symbol, market cap, 24-hour trading volume, and 24-hour percentage price change. Stablecoins may omit market cap and volume fields.","failureModes":["Invalid or unsupported token symbol returns empty or missing key in response","Payment failure via x402 results in 402 Payment Required response","Network timeout if upstream price feed is unavailable","Malformed symbols query parameter may return default token set or error"],"whenToPreferThis":"Use this endpoint when you need a quick, aggregated price snapshot across the most liquid crypto assets (BTC, ETH, SOL) and major stablecoins (USDC, EURC) in a single call. Prefer it over single-token endpoints when you need multi-asset data in one request, or when you specifically need stablecoin peg data alongside major token prices. The x402 micropayment model makes it cost-effective for per-call agent workflows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T18:31:47.546Z","isFirstParty":false,"canonicalSlug":"asterpay-aggregated-crypto-price-feed-bd9e94d2"}