{"uid":"cap_gfM5L0chV-Utt6mjD-21A","slug":"agentdata-api-crypto-market-overview-01600a29","name":"AgentData API — Crypto Market Overview","description":"Pay-per-request crypto market data API for AI agents. 16 endpoints on Base Mainnet via x402 protocol. No accounts, no API keys. USDC micropayments from $0.001. Works with Claude Desktop, ElizaOS, and any MCP client.","url":"https://agentdata-api.com/api/market-overview","method":"GET","headers":{},"bodySchema":{"type":"object","$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"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"data":{"type":"object","properties":{"ts":{"type":"string"},"prices":{"type":"object"},"signals":{"type":"object","properties":{"bias":{"enum":["EXTREME_GREED","BULLISH","NEUTRAL","BEARISH","EXTREME_FEAR"],"type":"string"},"arbOpportunity":{"type":"boolean"},"fundingYieldAnnual":{"type":"string"}}},"fundingRates":{"type":"object"},"schemaVersion":{"type":"string"}}},"success":{"type":"boolean"}}}}}}},"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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_lirKT6HLhcspuolkkRqgE","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a broad overview of current cryptocurrency market conditions including top assets, market cap, volume, and sentiment indicators","exampleAgentPrompt":"Give me a quick overview of the crypto market right now — total market cap, which coins are leading, and whether things are trending up or down overall.","exampleUseCases":[{"title":"Morning crypto briefing for traders","prompt":"What's the state of the crypto market this morning? Show me total market cap, the top performers, and whether we're seeing bullish or bearish sentiment overall."},{"title":"Dashboard widget for portfolio apps","prompt":"I need current market conditions for my dashboard — total crypto market cap, trading volume trends, and Bitcoin dominance. Just give me the key metrics."},{"title":"Autonomous trading decision support","prompt":"Check the overall crypto market health right now. Tell me if we're in a bull or bear environment, what the top assets are, and if volume is picking up or slowing down."}],"resultDescription":"A structured JSON response containing aggregate crypto market metrics such as total market capitalization, top-performing assets, trading volumes, price change percentages, Bitcoin dominance, and overall market sentiment indicators.","failureModes":["Payment failure: x402 micropayment of $0.002 USDC not processed — returns 402 Payment Required","Invalid POST body: malformed request parameters return 400 Bad Request","Rate limiting or network timeout on Base Mainnet payment rail","Service unavailability returns 503 or timeout","Stale data if upstream market data feeds are delayed"],"whenToPreferThis":"Choose this endpoint when an AI agent needs a broad, high-level snapshot of the entire crypto market rather than data on a specific token. Ideal for dashboard summaries, morning briefings, or market condition checks. Requires no API key — just a USDC micropayment via x402 on Base Mainnet, making it suitable for autonomous agent workflows using Claude Desktop, ElizaOS, or any MCP-compatible client.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:49:30.068Z","isFirstParty":false}