{"uid":"cap_j6hbxiPBI95xhooSdEWfE","slug":"cortexcloud-nft-aggregation-endpoint-084dec4f","name":"CortexCloud NFT Aggregation Endpoint","description":"Pay-per-call on-chain data API for AI agents: token prices, risk scoring, wallet intelligence, whale alerts, balances, tx history, cross-chain comparison — evidence-backed JSON, settled in USDC on Base via x402. No API keys, no signup.","url":"https://api.cortexcloud.org/v1/aggregate/nfts?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"chain":{"type":"string","default":"ethereum"},"addresses":{"type":"array","items":{"type":"string","pattern":"^0x[0-9a-fA-F]{40}$"},"maxItems":20,"minItems":1},"page_size":{"type":"integer","default":100,"maximum":100,"minimum":1}}},"responseSchema":{"type":"object","format":"application/json","example":{}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.004","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":"$0.004/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Ju0fFwwwa6vr1Hfo4NqFu","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.004","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches aggregated on-chain NFT data across collections and marketplaces, paid per call in USDC via x402 with no API keys required.","exampleAgentPrompt":"Can you pull aggregated NFT data for the Bored Ape Yacht Club collection — I want floor price, volume, and recent sales — paying per call with no signup needed?","exampleUseCases":[{"title":"NFT collection floor price lookup","prompt":"What's the current floor price and 24-hour trading volume for the Azuki NFT collection on Base?"},{"title":"Wallet NFT portfolio overview","prompt":"Show me all the NFTs held by wallet address 0xABC123... — collection names, token IDs, and estimated values."},{"title":"On-chain NFT ownership verification","prompt":"Can you verify who currently owns token ID 4521 from the CryptoPunks collection on-chain?"}],"resultDescription":"Returns a JSON object containing aggregated NFT data such as collection metadata, floor prices, sales volume, token-level ownership information, and on-chain statistics sourced across NFT marketplaces and the Base blockchain.","failureModes":["Invalid or unrecognized collection address returns empty or error response","Unsupported blockchain network results in no data","Payment failure via x402 prevents call from completing","Rate limiting if too many concurrent calls are made","Sparse or missing metadata for newly minted or obscure collections"],"whenToPreferThis":"Choose this endpoint when you need on-chain NFT data without registering for API keys or managing subscriptions — ideal for AI agents that pay per call in USDC on Base via x402, and when you need aggregated cross-marketplace NFT stats in a single call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-17T18:37:20.994Z","isFirstParty":false,"canonicalSlug":"cortexcloud-nft-aggregation-endpoint-084dec4f"}