{"uid":"cap_3vvGjQRCDyt0ReVRdAFUx","slug":"nexusapi-crypto-contract-read-648d0181","name":"NexusAPI Crypto Contract Read","description":"Crypto, AI, Social Media, Finance, Weather, Tools & more. Pay per call in USDC on Base. No API keys.","url":"https://nexus-api-virid.vercel.app/api/crypto/contract/read","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"query":{"type":"string","description":"Search query or input parameter"}}},"responseSchema":{"type":"object","description":"API response data"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.039079","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":"$0.039079/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.039079","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.039079","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_So1e2cb7zet5aHuKW-Mjh","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.039079","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Reads data from a smart contract on a blockchain network by querying its state or methods","exampleAgentPrompt":"Can you read the current totalSupply value from the USDC smart contract on Base? The contract address is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913.","exampleUseCases":[{"title":"Check ERC20 token total supply","prompt":"What is the total supply of the USDC token on Base? The contract address is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 — read the totalSupply from the contract."},{"title":"Verify NFT contract ownership","prompt":"Check who owns token ID 42 on this NFT contract at 0xBC4CA0EdA7647A8aB7C2061c2E118A18a936f13D on Ethereum — read the ownerOf method from the contract."},{"title":"Read DeFi protocol reserve data","prompt":"Read the getReserves function from the Uniswap V2 pair contract at 0xB4e16d0168e52d35CaCD2c6185b44281Ec28C9Dc on Ethereum so I can see the current liquidity pool reserves."}],"resultDescription":"Returns the data output from the smart contract's queried method or state variable, such as numeric values, addresses, booleans, or structured data representing the on-chain state at the time of the call.","failureModes":["Invalid or non-existent contract address returns an error or empty response","Querying a method that doesn't exist on the contract returns a revert or null","Network unavailable or RPC node issues cause timeout","Malformed query string results in parsing error","Contract deployed on a different chain than expected returns no data"],"whenToPreferThis":"Choose this endpoint when you need to read (not write) data from a deployed smart contract without setting up your own blockchain node or RPC infrastructure. Ideal for fetching token balances, contract state variables, allowances, ownership, or any view/pure function output. Prefer this over direct RPC calls when you want a simple pay-per-call model with no API key setup.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:35:19.703Z","isFirstParty":false}