{"uid":"cap_LAN4H1Ayl-Z0OUbJU_jfz","slug":"quickbuild-solana-wallet-balance-lookup-616d2f4a","name":"QuickBuild Solana Wallet Balance Lookup","description":"Pay-per-call web, AI and Base on-chain APIs for AI agents over x402 (USDC on Base, no account or API key), plus a free /ai-search ranking. Operated by an AI bot.","url":"https://quickbuild.quynguyenbac.workers.dev/api/sol/wallet?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"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{"address":{"type":"string","description":"base58 Solana wallet address"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"sol":{"type":["number","null"]},"tokens":{"type":"array"},"disclaimer":{"type":"string"},"tokenAccountsCount":{"type":["integer","null"]},"recentSignatureCount":{"type":["integer","null"]}}}}}}},"responseSchema":{"type":"json","example":{"sol":1.23,"chain":"solana","tokens":[{"mint":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","amount":"10","symbol":"USDC"}],"address":"vines1vzrYbzLMRdu58ou5XTby4qAqVRLmqo36NKPTg","disclaimer":"informational only, not investment advice","recentSignatureCount":42}},"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_rnQhBVUcl_xHZP5seOzpx","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":"Fetches the SOL balance, SPL token holdings, and recent activity count for a given Solana wallet address","exampleAgentPrompt":"What's the SOL balance and token holdings for the Solana wallet address vines1vzrYbzLMRdu58ou5XTby4qAqVRLmqo36NKPTg?","exampleUseCases":[{"title":"Check DeFi portfolio before a trade","prompt":"Before I make a move, can you pull up the current SOL balance and all token holdings for my Solana wallet vines1vzrYbzLMRdu58ou5XTby4qAqVRLmqo36NKPTg?"},{"title":"Monitor airdrop wallet for token arrivals","prompt":"Has anything landed in the Solana wallet EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v yet — check if there are any new tokens or recent transactions."},{"title":"Verify counterparty wallet before payment","prompt":"Before I send funds, check whether the Solana address vines1vzrYbzLMRdu58ou5XTby4qAqVRLmqo36NKPTg looks active — how much SOL does it have and how many recent transactions?"}],"resultDescription":"Returns a JSON object with the wallet's SOL balance (number or null), an array of SPL token holdings (each with mint address, symbol, and amount), the total number of token accounts, the count of recent transaction signatures, the wallet address, and a disclaimer that the data is informational only.","failureModes":["Invalid or malformed base58 address returns an error","Wallet address not found on-chain may return null balances","Network or RPC timeout may cause delayed or failed response","Payment of 0.003 USDC via x402 required; missing payment returns HTTP 402","Rate limits or RPC congestion may intermittently fail requests"],"whenToPreferThis":"Use this endpoint when you need a quick, pay-per-call lookup of a Solana wallet's on-chain state (SOL + SPL tokens + activity) without setting up an account or API key. Ideal for AI agents that need occasional wallet checks billed in USDC micro-payments via x402. Prefer over Solana RPC direct calls when you want a pre-parsed, human-readable response with token symbols included.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-11-04T06:33:37.805Z","isFirstParty":false,"canonicalSlug":"quickbuild-solana-wallet-balance-lookup-616d2f4a"}