{"uid":"cap_95FyZj0cqxGTzTG-XjBCz","slug":"top-crypto-by-market-cap-18dc793c","name":"Top Crypto by Market Cap","description":"Top cryptocurrencies by market cap (up to 250) with price, 1h/24h/7d change, volume, all-time high and supply, optionally within a CoinGecko category (layer-1, meme-token, artificial-intelligence, real-world-assets). Use for market overviews and screeners.","url":"https://bess-x402.onrender.com/v1/crypto/top-coins?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"},"queryParams":{"type":"object","required":[],"properties":{"limit":{"type":"integer","description":"Maximum number of results (1-250)"},"category":{"type":"string","description":"CoinGecko category id, e.g. meme-token"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_kLm5ijWJz_trlTXXK47mX","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the top cryptocurrencies ranked by market cap (up to 250) with price, percentage changes, volume, all-time high, and supply data, optionally filtered by CoinGecko category.","exampleAgentPrompt":"Give me the top 50 cryptocurrencies by market cap right now, including their price, 24h change, and volume — and filter it to just layer-1 tokens.","exampleUseCases":[{"title":"Daily crypto market overview","prompt":"Pull up the top 100 cryptocurrencies by market cap with their prices and 24-hour percentage changes so I can get a quick read on the market today."},{"title":"Meme coin market screener","prompt":"Show me the top 50 meme coins ranked by market cap, including their 7-day price change and trading volume — I want to see which ones are trending."},{"title":"AI token sector analysis","prompt":"What are the top 30 artificial-intelligence crypto tokens by market cap right now? Include their price, 1h and 24h changes, and all-time highs."}],"resultDescription":"A ranked list of up to 250 cryptocurrencies, each including coin name, symbol, current price in USD, percentage price changes over 1 hour / 24 hours / 7 days, 24-hour trading volume, all-time high price, circulating supply, and market capitalization — optionally scoped to a specific CoinGecko category such as layer-1, meme-token, artificial-intelligence, or real-world-assets.","failureModes":["Invalid category id returns empty results or error — must use valid CoinGecko category slug","Limit out of range (below 1 or above 250) may return an error or be clamped","Rate limiting or upstream CoinGecko API unavailability may cause 5xx errors","Stale data if CoinGecko feed is delayed"],"whenToPreferThis":"Use this endpoint when you need a ranked market overview or sector screener across the top cryptocurrencies — especially when you want category filtering (layer-1, meme tokens, AI tokens, RWA) alongside standard market metrics like price change and volume. Prefer this over single-coin profile endpoints when comparing multiple assets or building dashboards.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-28T06:37:23.270Z","isFirstParty":false,"canonicalSlug":"top-crypto-by-market-cap-18dc793c"}